def simulate(argv,nodes,time,deltaTime):
cmd = ns.core.CommandLine()
cmd.backboneNodes = nodes
cmd.AddValue("backboneNodes","number of backbone nodes")
cmd.Parse(argv)
backboneNodes = int(cmd.backboneNodes)
backbone = ns.network.NodeContainer()
backbone.Create(backboneNodes)
mobility = ns.mobility.MobilityHelper()
mobility.SetPositionAllocator("ns3::GridPositionAllocator",
"MinX", ns.core.DoubleValue (1.0),
"MinY", ns.core.DoubleValue (1.0),
"DeltaX",ns.core.DoubleValue (5.0),
"DeltaY", ns.core.DoubleValue (5.0),
"GridWidth", ns.core.UintegerValue (3),
"LayoutType", ns.core.StringValue ("RowFirst"))
mobility.SetMobilityModel("ns3::RandomWalk2dMobilityModel",
"Mode", ns.core.StringValue ("Time"),
"Time", ns.core.StringValue (str(deltaTime)+"s"),
"Speed", ns.core.StringValue ("ns3::ConstantRandomVariable[Constant=1.0]"),
"Bounds", ns.mobility.RectangleValue (ns.mobility.Rectangle (0.0, 20.0, 0.0, 20.0)))
mobility.Install(backbone)
mobility.AssignStreams(backbone, 0)
csma = ns.csma.CsmaHelper()
ascii = ns.network.AsciiTraceHelper();
mobility.EnableAsciiAll(ascii.CreateFileStream("mobility-trace.mob"));
ns.core.Simulator.Stop(ns.core.Seconds(time))
ns.core.Simulator.Run()
ns.core.Simulator.Destroy()
def main(argv):
numEnb = 1
numUe = 1
stopTime = 1.05
cmd = ns.core.CommandLine()
cmd.Parse(argv)
lteHelper = ns.lte.LteHelper()
enbNodes = ns.network.NodeContainer()
ueNodes = ns.network.NodeContainer()
enbNodes.Create(numEnb)
ueNodes.Create(numUe)
mobility = ns.mobility.MobilityHelper()
buildings = ns.buildings.BuildingsHelper()
mobility.SetMobilityModel("ns3::ConstantPositionMobilityModel")
mobility.Install(enbNodes)
buildings.Install(enbNodes)
mobility.SetMobilityModel("ns3::ConstantPositionMobilityModel")
mobility.Install(ueNodes)
buildings.Install(ueNodes)
enbDevs = lteHelper.InstallEnbDevice(enbNodes)
ueDevs = lteHelper.InstallUeDevice(enbNodes)
lteHelper.Attach(ueDevs, enbDevs.Get(0))
qci = ns.lte.EpsBearer.GBR_CONV_VOICE
bearer = ns.lte.EpsBearer(qci)
lteHelper.ActivateDataRadioBearer(ueDevs, bearer)
lteHelper.EnableTraces()
print("Run Simulation.")
ns.core.Simulator.Stop(ns.core.Seconds(stopTime))
ns.core.Simulator.Run()
ns.core.Simulator.Destroy()
def setup(self):
wifi = ns.wifi.WifiHelper.Default()
wifi.SetStandard(ns.wifi.WIFI_PHY_STANDARD_80211a)
wifi.SetRemoteStationManager("ns3::ConstantRateWifiManager",
"DataMode",
ns.core.StringValue("OfdmRate54Mbps"))
wifiMac = ns.wifi.NqosWifiMacHelper.Default()
wifiMac.SetType("ns3::AdhocWifiMac")
wifiChannel = ns.wifi.YansWifiChannelHelper.Default()
wifiPhy = ns.wifi.YansWifiPhyHelper.Default()
wifiPhy.SetChannel(wifiChannel.Create())
nodes = ns.network.NodeContainer()
for i in xrange(self.options.numnodes):
name = "n%s" % i
n = NetnsNode(name, logfile="/tmp/%s.log" % name)
self.nodes.append(n)
nodes.Add(n)
mobility = ns.mobility.MobilityHelper()
positionAlloc = ns.mobility.ListPositionAllocator()
for i in xrange(self.options.numnodes):
positionAlloc.Add(ns.core.Vector(1.0 * i, 0.0, 0.0))
mobility.SetPositionAllocator(positionAlloc)
mobility.SetMobilityModel("ns3::ConstantPositionMobilityModel")
mobility.Install(nodes)
devices = wifi.Install(wifiPhy, wifiMac, nodes)
tapbridge = ns.tap_bridge.TapBridgeHelper()
addrhelper, mask = parseprefix("10.0.0.0/8")
for i in xrange(nodes.GetN()):
n = nodes.Get(i)
dev = devices.Get(i)
tap = tapbridge.Install(n, dev)
tap.SetMode(ns.tap_bridge.TapBridge.CONFIGURE_LOCAL)
tapname = "ns3tap%d" % i
tap.SetAttribute("DeviceName", ns.core.StringValue(tapname))
addr = addrhelper.NewAddress()
tap.SetAttribute("IpAddress", ns.network.Ipv4AddressValue(addr))
tap.SetAttribute("Netmask", ns.network.Ipv4MaskValue(mask))
n.addnetif(tapname,
ipaddrs=["%s/%s" % (addr, mask.GetPrefixLength())],
rename="ath0")
n.ipaddr = str(addr)
def _init_network(self):
self.initialized = True
rss = -80
wifi = ns.wifi.WifiHelper()
wifi.SetStandard(ns.wifi.WIFI_PHY_STANDARD_80211g)
wifi_phy = ns.wifi.YansWifiPhyHelper.Default()
wifi_phy.Set("RxGain", ns.core.DoubleValue(0))
wifi_phy.SetPcapDataLinkType(
ns.wifi.YansWifiPhyHelper.DLT_IEEE802_11_RADIO
)
wifi_channel = ns.wifi.YansWifiChannelHelper()
wifi_channel.SetPropagationDelay(
"ns3::ConstantSpeedPropagationDelayModel"
)
# fixed RSS regardless of the distance and transmit power
wifi_channel.AddPropagationLoss(
"ns3::FixedRssLossModel",
"Rss",
ns.core.DoubleValue(rss)
)
wifi_phy.SetChannel(wifi_channel.Create())
# disable rate control
wifi.SetRemoteStationManager(
"ns3::ConstantRateWifiManager",
"DataMode", ns.core.StringValue(self.phy_mode),
"ControlMode", ns.core.StringValue(self.phy_mode),
)
wifi_mac = ns.wifi.WifiMacHelper()
wifi_mac.SetType("ns3::AdhocWifiMac")
# mobility
mobility = ns.mobility.MobilityHelper()
positions = ns.mobility.ListPositionAllocator()
for i in range(self.nodes.GetN()):
positions.Add(ns.mobility.Vector(5*i, int(i/5)*2, 0))
mobility.SetPositionAllocator(positions)
mobility.SetMobilityModel("ns3::ConstantPositionMobilityModel")
mobility.Install(self.nodes)
devices = wifi.Install(wifi_phy, wifi_mac, self.nodes)
self._init_ip(devices)
def main(argv):
ns.core.GlobalValue.Bind("SimulatorImplementationType",
ns.core.StringValue("ns3::RealtimeSimulatorImpl"))
ns.core.GlobalValue.Bind("ChecksumEnabled", ns.core.BooleanValue("true"))
nodes = ns.network.NodeContainer()
nodes.Create(2)
wifi = ns.wifi.WifiHelper.Default()
wifi.SetStandard(ns.wifi.WIFI_PHY_STANDARD_80211a)
wifi.SetRemoteStationManager("ns3::ConstantRateWifiManager", "DataMode",
ns.core.StringValue("OfdmRate54Mbps"))
wifiMac = ns.wifi.NqosWifiMacHelper.Default()
wifiMac.SetType("ns3::AdhocWifiMac")
wifiChannel = ns.wifi.YansWifiChannelHelper.Default()
wifiPhy = ns.wifi.YansWifiPhyHelper.Default()
wifiPhy.SetChannel(wifiChannel.Create())
devices = wifi.Install(wifiPhy, wifiMac, nodes)
mobility = ns.mobility.MobilityHelper()
positionAlloc = ns.mobility.ListPositionAllocator()
positionAlloc.Add(ns.core.Vector(0.0, 0.0, 0.0))
positionAlloc.Add(ns.core.Vector(5.0, 0.0, 0.0))
mobility.SetPositionAllocator(positionAlloc)
mobility.SetMobilityModel("ns3::ConstantPositionMobilityModel")
mobility.Install(nodes)
tapBridge = ns.tap_bridge.TapBridgeHelper()
tapBridge.SetAttribute("Mode", ns.core.StringValue("UseLocal"))
tapBridge.SetAttribute("DeviceName", ns.core.StringValue("tap-left"))
tapBridge.Install(nodes.Get(0), devices.Get(0))
tapBridge.SetAttribute("DeviceName", ns.core.StringValue("tap-right"))
tapBridge.Install(nodes.Get(1), devices.Get(1))
ns.core.Simulator.Stop(ns.core.Seconds(600))
ns.core.Simulator.Run(signal_check_frequency=-1)
ns.core.Simulator.Destroy()
return 0
macB.SetType("ns3::ApWifiMac","Ssid", ns.wifi.SsidValue (ssidB))
dev_apB = wifiB.Install(phyB, macB, apB)
'''
mobility = ns.mobility.MobilityHelper()
mobility.SetPositionAllocator("ns3::GridPositionAllocator", "MinX",
ns.core.DoubleValue(0.0), "MinY",
ns.core.DoubleValue(0.0), "DeltaX",
ns.core.DoubleValue(2.0), "DeltaY",
ns.core.DoubleValue(2.0), "GridWidth",
ns.core.UintegerValue(2), "LayoutType",
ns.core.StringValue("RowFirst"))
mobility.SetMobilityModel("ns3::ConstantPositionMobilityModel")
mobility.Install(wifiNodes)
stack = ns.internet.InternetStackHelper()
stack.Install(wifiNodes)
address = ns.internet.Ipv4AddressHelper()
address.SetBase(ns.network.Ipv4Address("10.1.3.0"),
ns.network.Ipv4Mask("255.255.255.0"))
wifiInterfaces = address.Assign(wifiDevices)
'''
inter_ha = address.Assign(dev_ha)
inter_apA = address.Assign(dev_apA)
inter_hb = address.Assign(dev_apA)
inter_apB = address.Assign(dev_apA)
'''
def main(argv):
cmd = ns.core.CommandLine()
cmd.simulationTime = 10 #seconds
cmd.distance = 0.0 #meters
simulationTime = float(cmd.simulationTime)
distance = float(cmd.distance)
#Configuration arguments
udp = True
bandwidth = [20, 40, 80]
mcs = [2, 4, 7]
gi = [False, True]
amsduVOBE = 11406 #Maximum amound by standard definition
amsduVIBK = 11406 #Maximum amound by standard definition
expected_val = [[11, 20.8, 39], [20, 36, 66.5], [30, 54, 91]]
print "MCS's: \t Bandwidth: \t Troughput:\t\t Delay:\t Lost packets:\tTransmited packets:"
for count_mcs, a in enumerate(mcs):
for count_bandwidth, b in enumerate(bandwidth):
for c in gi:
channel = ns.wifi.YansWifiChannelHelper.Default()
phy = ns.wifi.YansWifiPhyHelper.Default()
wifi = ns.wifi.WifiHelper()
mac = ns.wifi.NqosWifiMacHelper.Default()
phy.SetChannel(channel.Create())
if udp == False:
payloadSize = 1448 #bytes
ns.core.Config.SetDefault(
"ns3::TcpSocket::SegmentSize",
ns.core.UintegerValue(payloadSize))
elif udp == True:
payloadSize = 1472
wifiStaNode = ns.network.NodeContainer()
wifiStaNode.Create(2)
wifiApNode = ns.network.NodeContainer()
wifiApNode.Create(1)
wifi.SetStandard(ns.wifi.WIFI_PHY_STANDARD_80211ac)
# Set guard interval
phy.Set("ShortGuardEnabled", ns.core.BooleanValue(c))
mac = ns.wifi.VhtWifiMacHelper.Default()
DataRate = ns.wifi.VhtWifiMacHelper.DataRateForMcs(a)
wifi.SetRemoteStationManager(
"ns3::ConstantRateWifiManager", "DataMode", DataRate,
"ControlMode", ns.wifi.VhtWifiMacHelper.DataRateForMcs(0))
ssid = ns.wifi.Ssid("wifi-80211ac")
mac.SetType(
"ns3::StaWifiMac", "Ssid",
ns.wifi.SsidValue(ssid), "ActiveProbing",
ns.core.BooleanValue(False), "BE_MaxAmsduSize",
ns.core.UintegerValue(amsduVOBE), "BK_MaxAmsduSize",
ns.core.UintegerValue(amsduVIBK), "VI_MaxAmsduSize",
ns.core.UintegerValue(amsduVIBK), "VO_MaxAmsduSize",
ns.core.UintegerValue(amsduVOBE), "BE_MaxAmpduSize",
ns.core.UintegerValue(0), "BK_MaxAmpduSize",
ns.core.UintegerValue(0), "VI_MaxAmpduSize",
ns.core.UintegerValue(0), "VO_MaxAmpduSize",
ns.core.UintegerValue(0))
staDevice = wifi.Install(phy, mac, wifiStaNode)
mac.SetType(
"ns3::ApWifiMac", "Ssid",
ns.wifi.SsidValue(ssid), "BE_MaxAmsduSize",
ns.core.UintegerValue(amsduVOBE), "BK_MaxAmsduSize",
ns.core.UintegerValue(amsduVIBK), "VI_MaxAmsduSize",
ns.core.UintegerValue(amsduVIBK), "VO_MaxAmsduSize",
ns.core.UintegerValue(amsduVOBE), "BE_MaxAmpduSize",
ns.core.UintegerValue(0), "BK_MaxAmpduSize",
ns.core.UintegerValue(0), "VI_MaxAmpduSize",
ns.core.UintegerValue(0), "VO_MaxAmpduSize",
ns.core.UintegerValue(0))
apDevice = wifi.Install(phy, mac, wifiApNode)
# Set channel width
ns.core.Config.Set(
"/NodeList/*/DeviceList/*/$ns3::WifiNetDevice/Phy/ChannelWidth",
ns.core.UintegerValue(b))
# mobility
mobility = ns.mobility.MobilityHelper()
positionAlloc = ns.mobility.ListPositionAllocator()
positionAlloc.Add(ns.core.Vector3D(0.0, 0.0, 0.0))
positionAlloc.Add(ns.core.Vector3D(distance, 0.0, 0.0))
mobility.SetPositionAllocator(positionAlloc)
mobility.SetMobilityModel("ns3::ConstantPositionMobilityModel")
mobility.Install(wifiApNode)
mobility.Install(wifiStaNode)
# Internet stack
stack = ns.internet.InternetStackHelper()
stack.Install(wifiApNode)
stack.Install(wifiStaNode)
address = ns.internet.Ipv4AddressHelper()
address.SetBase(ns.network.Ipv4Address("192.168.1.0"),
ns.network.Ipv4Mask("255.255.255.0"))
staNodeInterface = address.Assign(staDevice)
apNodeInterface = address.Assign(apDevice)
# Setting applications
serverApp = ns.network.ApplicationContainer()
sinkApp = ns.network.ApplicationContainer()
if udp == False:
# TCP flow
port = 50000
apLocalAddress = ns.network.Address(
ns.network.InetSocketAddress(
ns.network.Ipv4Address.GetAny(), port))
packetSinkHelper = ns.applications.PacketSinkHelper(
"ns3::TcpSocketFactory", apLocalAddress)
sinkApp = packetSinkHelper.Install(wifiApNode)
sinkApp.Start(ns.core.Seconds(0.0))
sinkApp.Stop(ns.core.Seconds(simulationTime + 1))
onoff = ns.applications.OnOffHelper(
"ns3::TcpSocketFactory",
ns.network.Ipv4Address.GetAny())
onoff.SetAttribute(
"OnTime",
ns.core.StringValue(
"ns3::ConstantRandomVariable[Constant=1]"))
onoff.SetAttribute(
"OffTime",
ns.core.StringValue(
"ns3::ConstantRandomVariable[Constant=0]"))
onoff.SetAttribute("PacketSize",
ns.core.UintegerValue(payloadSize))
onoff.SetAttribute(
"DataRate",
ns.network.DataRateValue(
ns.network.DataRate(1000000000))) # bit/s
apps = ns.network.ApplicationContainer()
remoteAddress = ns.network.AddressValue(
ns.network.InetSocketAddress(
staNodeInterface.GetAddress(0), port))
onoff.SetAttribute("Remote", remoteAddress)
apps.Add(onoff.Install(wifiStaNode))
apps.Start(ns.core.Seconds(1.0))
apps.Stop(ns.core.Seconds(simulationTime + 1))
elif udp == True:
# UDP flow
myServer = ns.applications.UdpServerHelper(9)
serverApp = myServer.Install(
ns.network.NodeContainer(wifiApNode))
serverApp.Start(ns.core.Seconds(0.0))
serverApp.Stop(ns.core.Seconds(simulationTime + 1))
temp = float(
(expected_val[count_mcs][count_bandwidth] * 1000000) /
(payloadSize * 8))
inter = float(1 / temp)
inter = format(inter, 'f')
myClient = ns.applications.UdpClientHelper(
apNodeInterface.GetAddress(0), 9)
myClient.SetAttribute("MaxPackets",
ns.core.UintegerValue(4294967295))
myClient.SetAttribute(
"Interval",
ns.core.TimeValue(ns.core.Time(inter))) # packets/s
myClient.SetAttribute("PacketSize",
ns.core.UintegerValue(payloadSize))
clientApp = myClient.Install(
ns.network.NodeContainer(wifiStaNode))
clientApp.Start(ns.core.Seconds(1.0))
clientApp.Stop(ns.core.Seconds(simulationTime + 1))
ns.internet.Ipv4GlobalRoutingHelper.PopulateRoutingTables()
flowmonitor = ns.flow_monitor.FlowMonitorHelper()
monitor = flowmonitor.InstallAll()
monitor.SetAttribute("StartTime",
ns.core.TimeValue(ns.core.Seconds(5)))
monitor.SetAttribute("DelayBinWidth",
ns.core.DoubleValue(0.001))
monitor.SetAttribute("JitterBinWidth",
ns.core.DoubleValue(0.001))
monitor.SetAttribute("PacketSizeBinWidth",
ns.core.DoubleValue(20))
ns.core.Simulator.Stop(ns.core.Seconds(simulationTime + 1))
ns.core.Simulator.Run()
ns.core.Simulator.Destroy()
monitor.CheckForLostPackets()
classifier = ns.flow_monitor.Ipv4FlowClassifier()
classifier = flowmonitor.GetClassifier()
stats = monitor.GetFlowStats()
for flow_id, flow_stats in stats:
t = classifier.FindFlow(flow_id)
p_tran = flow_stats.txPackets
p_rec = flow_stats.rxPackets
p_diff = p_tran - p_rec
delay_sum = flow_stats.delaySum
delay = delay_sum / p_rec
lost_packets = flow_stats.lostPackets
throughput = 0
if udp == False:
# TCP
totalPacketsThrough = sinkApp.Get(0).GetTotalRx()
throughput = totalPacketsThrough * 8 / (
simulationTime * 1000000.0) # Mbit/s
elif udp == True:
# UDP
totalPacketsThrough = serverApp.Get(0).GetReceived()
throughput = totalPacketsThrough * payloadSize * 8 / (
simulationTime * 1000000.0) # Mbit/s
print a, "\t", b, "MHz\t", c, "\t", throughput, "Mbit/s\t", delay, "\t\t", lost_packets, "\t\t ", p_tran
return 0
#phy = ns.wifi.YansWifiPhyHelper.Default()
#phy.SetChannel(channel.Create())
#apDevices = lrpan.Install(wifiApNode)
mobility = ns.mobility.MobilityHelper()
mobility.SetPositionAllocator("ns3::GridPositionAllocator", "MinX",
ns.core.DoubleValue(0.0), "MinY",
ns.core.DoubleValue(0.0), "DeltaX",
ns.core.DoubleValue(distance), "DeltaY",
ns.core.DoubleValue(1.0), "GridWidth",
ns.core.UintegerValue(nWifi), "LayoutType",
ns.core.StringValue("RowFirst"))
mobility.SetMobilityModel("ns3::ConstantPositionMobilityModel")
mobility.Install(nodes)
#print(dir(ns.core))
lrwpanhelper = ns.lr_wpan.LrWpanHelper()
lrwpandevicecontainer = lrwpanhelper.Install(nodes)
#Associate devices to specific PAN
lrwpanhelper.AssociateToPan(lrwpandevicecontainer, 0)
#Energy Model
basicEnergySourceHelper = ns.energy.BasicEnergySourceHelper()
basicEnergySourceHelper.Set("BasicEnergySourceInitialEnergyJ",
ns.core.DoubleValue(100))
def main(argv):
cmd = ns.core.CommandLine ()
cmd.udp = "True"
cmd.simulationTime = 10 #seconds
cmd.distance = 1.0 #meters
cmd.frequency = 5.0 #whether 2.4 or 5.0 GHz
cmd.AddValue ("frequency", "Whether working in the 2.4 or 5.0 GHz band (other values gets rejected)")
cmd.AddValue ("distance", "Distance in meters between the station and the access point")
cmd.AddValue ("simulationTime", "Simulation time in seconds")
cmd.AddValue ("udp", "UDP if set to True, TCP otherwise")
cmd.Parse (sys.argv)
udp = cmd.udp
simulationTime = float(cmd.simulationTime)
distance = float(cmd.distance)
frequency = float(cmd.frequency)
print "MCS value" , "\t\t", "Channel width", "\t\t", "short GI","\t\t","Throughput" ,'\n'
for i in range(0,8): #MCS
j = 20
while j <= 40: #channel width
for k in range(0,2): #GI: 0 and 1
if udp:
payloadSize = 1472 #bytes
else:
payloadSize = 1448 #bytes
ns.core.Config.SetDefault ("ns3::TcpSocket::SegmentSize", ns.core.UintegerValue (payloadSize))
wifiStaNode = ns.network.NodeContainer ()
wifiStaNode.Create (1)
wifiApNode = ns.network.NodeContainer ()
wifiApNode.Create (1)
channel = ns.wifi.YansWifiChannelHelper.Default ()
phy = ns.wifi.YansWifiPhyHelper.Default ()
phy.SetChannel (channel.Create ())
# Set guard interval
phy.Set ("ShortGuardEnabled", ns.core.BooleanValue (k))
wifi = ns.wifi.WifiHelper.Default ()
if frequency == 5.0:
wifi.SetStandard (ns.wifi.WIFI_PHY_STANDARD_80211n_5GHZ)
elif frequency == 2.4:
wifi.SetStandard (ns.wifi.WIFI_PHY_STANDARD_80211n_2_4GHZ)
ns.core.Config.SetDefault ("ns3::LogDistancePropagationLossModel::ReferenceLoss", ns.core.DoubleValue (40.046))
else:
print "Wrong frequency value!\n"
return 0
mac = ns.wifi.HtWifiMacHelper.Default ()
DataRate = ns.wifi.HtWifiMacHelper.DataRateForMcs (i)
wifi.SetRemoteStationManager ("ns3::ConstantRateWifiManager","DataMode", DataRate,
"ControlMode", DataRate)
ssid = ns.wifi.Ssid ("ns3-80211n")
mac.SetType ("ns3::StaWifiMac",
"Ssid", ns.wifi.SsidValue (ssid),
"ActiveProbing", ns.core.BooleanValue (False))
staDevice = wifi.Install (phy, mac, wifiStaNode)
mac.SetType ("ns3::ApWifiMac",
"Ssid", ns.wifi.SsidValue (ssid))
apDevice = wifi.Install (phy, mac, wifiApNode)
# Set channel width
ns.core.Config.Set ("/NodeList/*/DeviceList/*/$ns3::WifiNetDevice/Phy/ChannelWidth", ns.core.UintegerValue (j))
# mobility
mobility = ns.mobility.MobilityHelper ()
positionAlloc = ns.mobility.ListPositionAllocator ()
positionAlloc.Add (ns.core.Vector3D (0.0, 0.0, 0.0))
positionAlloc.Add (ns.core.Vector3D (distance, 0.0, 0.0))
mobility.SetPositionAllocator (positionAlloc)
mobility.SetMobilityModel ("ns3::ConstantPositionMobilityModel")
mobility.Install (wifiApNode)
mobility.Install (wifiStaNode)
# Internet stack
stack = ns.internet.InternetStackHelper ()
stack.Install (wifiApNode)
stack.Install (wifiStaNode)
address = ns.internet.Ipv4AddressHelper ()
address.SetBase (ns.network.Ipv4Address ("192.168.1.0"), ns.network.Ipv4Mask ("255.255.255.0"))
staNodeInterface = address.Assign (staDevice)
apNodeInterface = address.Assign (apDevice)
# Setting applications
serverApp = ns.network.ApplicationContainer ()
sinkApp = ns.network.ApplicationContainer ()
if udp == "True":
# UDP flow
myServer=ns.applications.UdpServerHelper (9)
serverApp = myServer.Install (ns.network.NodeContainer (wifiStaNode.Get (0)))
serverApp.Start (ns.core.Seconds (0.0))
serverApp.Stop (ns.core.Seconds (simulationTime + 1))
myClient = ns.applications.UdpClientHelper (staNodeInterface.GetAddress (0), 9)
myClient.SetAttribute ("MaxPackets", ns.core.UintegerValue (4294967295))
myClient.SetAttribute ("Interval", ns.core.TimeValue (ns.core.Time ("0.00001"))) # packets/s
myClient.SetAttribute ("PacketSize", ns.core.UintegerValue (payloadSize))
clientApp = myClient.Install (ns.network.NodeContainer (wifiApNode.Get (0)))
clientApp.Start (ns.core.Seconds (1.0))
clientApp.Stop (ns.core.Seconds (simulationTime + 1))
else:
port = 50000
apLocalAddress = ns.network.Address (ns.network.InetSocketAddress (ns.network.Ipv4Address.GetAny (), port))
packetSinkHelper = ns.applications.PacketSinkHelper ("ns3::TcpSocketFactory", apLocalAddress)
sinkApp = packetSinkHelper.Install (wifiStaNode.Get (0))
sinkApp.Start (ns.core.Seconds (0.0))
sinkApp.Stop (ns.core.Seconds (simulationTime + 1))
onoff = ns.applications.OnOffHelper ("ns3::TcpSocketFactory", ns.network.Ipv4Address.GetAny ())
onoff.SetAttribute ("OnTime", ns.core.StringValue ("ns3::ConstantRandomVariable[Constant=1]"))
onoff.SetAttribute ("OffTime", ns.core.StringValue ("ns3::ConstantRandomVariable[Constant=0]"))
onoff.SetAttribute ("PacketSize", ns.core.UintegerValue (payloadSize))
onoff.SetAttribute ("DataRate", ns.network.DataRateValue (ns.network.DataRate (1000000000))) # bit/s
apps = ns.network.ApplicationContainer ()
remoteAddress = ns.network.AddressValue (ns.network.InetSocketAddress (staNodeInterface.GetAddress (0), port))
onoff.SetAttribute ("Remote", remoteAddress)
apps.Add (onoff.Install (wifiApNode.Get (0)))
apps.Start (ns.core.Seconds (1.0))
apps.Stop (ns.core.Seconds (simulationTime + 1))
ns.internet.Ipv4GlobalRoutingHelper.PopulateRoutingTables ()
ns.core.Simulator.Stop (ns.core.Seconds (simulationTime + 1))
ns.core.Simulator.Run ()
ns.core.Simulator.Destroy ()
throughput = 0
if udp == "True":
# UDP
totalPacketsThrough = serverApp.Get (0).GetReceived ()
throughput = totalPacketsThrough * payloadSize * 8 / (simulationTime * 1000000.0) # Mbit/s
else:
# TCP
totalPacketsThrough = sinkApp.Get (0).GetTotalRx ()
throughput = totalPacketsThrough * 8 / (simulationTime * 1000000.0) # Mbit/s
print i, "\t\t\t", j , " MHz\t\t\t", k , "\t\t\t" , throughput , " Mbit/s"
j *= 2
return 0
def main(argv):
ns.core.CommandLine().Parse(argv)
ns.network.Packet.EnablePrinting()
ns.core.Config.SetDefault("ns3::WifiRemoteStationManager::RtsCtsThreshold",
ns.core.StringValue("0"))
ns.core.Config.SetDefault(
"ns3::WifiRemoteStationManager::FragmentationThreshold",
ns.core.StringValue("2200"))
wifi = ns.wifi.WifiHelper.Default()
mobility = ns.mobility.MobilityHelper()
stas = ns.network.NodeContainer()
ap = ns.network.NodeContainer()
packetSocket = ns.network.PacketSocketHelper()
stas.Create(2)
ap.Create(1)
packetSocket.Install(stas)
packetSocket.Install(ap)
wifiPhy = ns.wifi.YansWifiPhyHelper.Default()
wifiChannel = ns.wifi.YansWifiChannelHelper.Default()
wifiPhy.SetChannel(wifiChannel.Create())
ssid = ns.wifi.Ssid("wifi-default")
wifi.SetRemoteStationManager("ns3::ArfWifiManager")
wifiMac = ns.wifi.NqosWifiMacHelper.Default()
wifiMac.SetType("ns3::StaWifiMac", "Ssid", ns.wifi.SsidValue(ssid),
"ActiveProbing", ns.core.BooleanValue(False))
staDevs = wifi.Install(wifiPhy, wifiMac, stas)
wifiMac.SetType("ns3::ApWifiMac", "Ssid",
ns.wifi.SsidValue(ssid), "BeaconGeneration",
ns.core.BooleanValue(True), "BeaconInterval",
ns.core.TimeValue(ns.core.Seconds(2.5)))
wifi.Install(wifiPhy, wifiMac, ap)
mobility.Install(stas)
mobility.Install(ap)
ns.core.Simulator.Schedule(ns.core.Seconds(1.0), AdvancePosition,
ap.Get(0))
socket = ns.network.PacketSocketAddress()
socket.SetSingleDevice(staDevs.Get(0).GetIfIndex())
socket.SetPhysicalAddress(staDevs.Get(1).GetAddress())
socket.SetProtocol(1)
onoff = ns.applications.OnOffHelper("ns3::PacketSocketFactory",
ns.network.Address(socket))
onoff.SetAttribute(
"OnTime", ns.core.RandomVariableValue(ns.core.ConstantVariable(42)))
onoff.SetAttribute(
"OffTime", ns.core.RandomVariableValue(ns.core.ConstantVariable(0)))
apps = onoff.Install(ns.network.NodeContainer(stas.Get(0)))
apps.Start(ns.core.Seconds(0.5))
apps.Stop(ns.core.Seconds(43.0))
ns.core.Simulator.Stop(ns.core.Seconds(44.0))
ns.core.Simulator.Run()
ns.core.Simulator.Destroy()
return 0
def main (argv):
cmd = ns.core.CommandLine ()
cmd.payloadSize = 1472 # bytes
cmd.simulationTime = 10 # seconds
cmd.nMpdus = 1
cmd.maxAmpduSize = 0
cmd.enableRts = "False"
cmd.minExpectedThroughput = 0
cmd.maxExpectedThroughput = 0
cmd.AddValue ("nMpdus", "Number of aggregated MPDUs")
cmd.AddValue ("payloadSize", "Payload size in bytes")
cmd.AddValue ("enableRts", "Enable RTS/CTS")
cmd.AddValue ("simulationTime", "Simulation time in seconds")
cmd.AddValue ("minExpectedThroughput", "if set, simulation fails if the lowest throughput is below this value")
cmd.AddValue ("maxExpectedThroughput", "if set, simulation fails if the highest throughput is above this value")
cmd.Parse (sys.argv)
payloadSize = int (cmd.payloadSize)
simulationTime = float (cmd.simulationTime)
nMpdus = int (cmd.nMpdus)
maxAmpduSize = int (cmd.maxAmpduSize)
enableRts = cmd.enableRts
minExpectedThroughput = cmd.minExpectedThroughput
maxExpectedThroughput = cmd.maxExpectedThroughput
if enableRts == "False":
ns.core.Config.SetDefault ("ns3::WifiRemoteStationManager::RtsCtsThreshold", ns.core.StringValue ("999999"))
else:
ns.core.Config.SetDefault ("ns3::WifiRemoteStationManager::RtsCtsThreshold", ns.core.StringValue ("0"))
ns.core.Config.SetDefault ("ns3::WifiRemoteStationManager::FragmentationThreshold", ns.core.StringValue ("990000"))
# Set the maximum size for A-MPDU with regards to the payload size
maxAmpduSize = nMpdus * (payloadSize + 200)
# Set the maximum wireless range to 5 meters in order to reproduce a hidden nodes scenario, i.e. the distance between hidden stations is larger than 5 meters
ns.core.Config.SetDefault ("ns3::RangePropagationLossModel::MaxRange", ns.core.DoubleValue (5))
wifiStaNodes = ns.network.NodeContainer ()
staDevices.Create (2)
wifiApNode = ns.network.NodeContainer ()
wifiApNode.Create (1)
channel = ns.wifi.YansWifiChannelHelper.Default ()
channel.AddPropagationLoss ("ns3::RangePropagationLossModel") # wireless range limited to 5 meters!
phy = ns.wifi.YansWifiPhyHelper.Default ()
phy.SetPcapDataLinkType (ns.wifi.YansWifiPhyHelper.DLT_IEEE802_11_RADIO)
phy.SetChannel (channel.Create ())
wifi = ns.wifi.WifiHelper.Default ()
wifi.SetStandard (ns.wifi.WIFI_PHY_STANDARD_80211n_5GHZ)
wifi.SetRemoteStationManager ("ns3::ConstantRateWifiManager", "DataMode", ns.core.StringValue ("HtMcs7"), "ControlMode", ns.core.StringValue ("HtMcs0"))
mac = ns.wifi.HtWifiMacHelper.Default ()
ssid = ns.wifi.Ssid ("simple-mpdu-aggregation")
mac.SetType ("ns3::StaWifiMac",
"Ssid", ns.wifi.SsidValue (ssid),
"ActiveProbing", ns.core.BooleanValue (False),
"BE_MaxAmpduSize", ns.core.UintegerValue (maxAmpduSize))
staDevices = ns.network.NetDeviceContainer ()
staDevices = wifi.Install (phy, mac, wifiStaNodes)
mac.SetType ("ns3::ApWifiMac",
"Ssid", ns.wifi.SsidValue (ssid),
"EnableBeaconJitter", ns.core.BooleanValue (False),
"BE_MaxAmpduSize", ns.core.UintegerValue (maxAmpduSize))
apDevice = ns.network.NetDeviceContainer ()
apDevice = wifi.Install (phy, mac, wifiApNode)
mobility = ns.mobility.MobilityHelper ()
positionAlloc = ns.mobility.ListPositionAllocator ()
positionAlloc.Add (ns.core.Vector3D (5.0, 0.0, 0.0))
positionAlloc.Add (ns.core.Vector3D (0.0, 0.0, 0.0))
positionAlloc.Add (ns.core.Vector3D (10.0, 0.0, 0.0))
mobility.SetPositionAllocator (positionAlloc)
mobility.SetMobilityModel ("ns3::ConstantPositionMobilityModel")
mobility.Install (wifiApNode)
mobility.Install (wifiStaNodes)
stack = ns.internet.InternetStackHelper ()
stack.Install (wifiApNode)
stack.Install (wifiStaNodes)
address = ns.internet.Ipv4AddressHelper ()
address.SetBase (ns.network.Ipv4Address ("192.168.1.0"), ns.network.Ipv4Mask ("255.255.255.0"))
StaInterface = ns.internet.Ipv4InterfaceContainer ()
StaInterface = address.Assign (staDevices)
ApInterface = ns.internet.Ipv4InterfaceContainer ()
ApInterface = address.Assign (apDevice)
port = 9
server = ns.applications.UdpServerHelper (port)
serverApp = server.Install (wifiApNode)
serverApp.Start (ns.core.Seconds (0.0))
serverApp.Stop (ns.core.Seconds (simulationTime + 1))
client = ns.applications.UdpClientHelper (ApInterface.GetAddress (0), port)
client.SetAttribute ("MaxPackets", ns.core.UintegerValue (4294967295))
client.SetAttribute ("Interval", ns.core.TimeValue (ns.core.Time ("0.00002")))
client.SetAttribute ("PacketSize", ns.core.UintegerValue (payloadSize))
clientApp1 = client.Install (wifiStaNodes)
clientApp1.Start (ns.core.Seconds (1.0))
clientApp1.Stop (ns.core.Seconds (simulationTime + 1))
phy.EnablePcap ("SimpleHtHiddenStations_py_Ap", apDevice.Get (0))
phy.EnablePcap ("SimpleHtHiddenStations_py_Sta1", staDevices.Get (0))
phy.EnablePcap ("SimpleHtHiddenStations_py_Sta2", staDevices.Get (1))
ns.core.Simulator.Stop (ns.core.Seconds (simulationTime + 1))
ns.core.Simulator.Run ()
ns.core.Simulator.Destroy ()
totalPacketsThrough = serverApp.Get (0).GetReceived ()
throughput = totalPacketsThrough * payloadSize * 8 / (simulationTime * 1000000.0)
print "Throughput:", throughput,"Mbit/s"
if (throughput < minExpectedThroughput or (maxExpectedThroughput > 0 and throughput > maxExpectedThroughput)):
print "Obtained throughput:", throughput,"is not in the expected boundaries!",'\n'
exit (1)
return 0
def main(argv):
#
# First, we initialize a few local variables that control some
# simulation parameters.
#
cmd = ns.core.CommandLine()
cmd.backboneNodes = 10
cmd.infraNodes = 2
cmd.lanNodes = 2
cmd.stopTime = 20
#
# Simulation defaults are typically set next, before command line
# arguments are parsed.
#
ns.core.Config.SetDefault("ns3::OnOffApplication::PacketSize",
ns.core.StringValue("1472"))
ns.core.Config.SetDefault("ns3::OnOffApplication::DataRate",
ns.core.StringValue("100kb/s"))
#
# For convenience, we add the local variables to the command line argument
# system so that they can be overridden with flags such as
# "--backboneNodes=20"
#
cmd.AddValue("backboneNodes", "number of backbone nodes")
cmd.AddValue("infraNodes", "number of leaf nodes")
cmd.AddValue("lanNodes", "number of LAN nodes")
cmd.AddValue("stopTime", "simulation stop time(seconds)")
#
# The system global variables and the local values added to the argument
# system can be overridden by command line arguments by using this call.
#
cmd.Parse(argv)
backboneNodes = int(cmd.backboneNodes)
infraNodes = int(cmd.infraNodes)
lanNodes = int(cmd.lanNodes)
stopTime = int(cmd.stopTime)
if (stopTime < 10):
print("Use a simulation stop time >= 10 seconds")
exit(1)
# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # /
# #
# Construct the backbone #
# #
# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # /
#
# Create a container to manage the nodes of the adhoc(backbone) network.
# Later we'll create the rest of the nodes we'll need.
#
backbone = ns.network.NodeContainer()
backbone.Create(backboneNodes)
#
# Create the backbone wifi net devices and install them into the nodes in
# our container
#
wifi = ns.wifi.WifiHelper()
mac = ns.wifi.WifiMacHelper()
mac.SetType("ns3::AdhocWifiMac")
wifi.SetRemoteStationManager("ns3::ConstantRateWifiManager", "DataMode",
ns.core.StringValue("OfdmRate54Mbps"))
wifiPhy = ns.wifi.YansWifiPhyHelper.Default()
wifiChannel = ns.wifi.YansWifiChannelHelper.Default()
wifiPhy.SetChannel(wifiChannel.Create())
backboneDevices = wifi.Install(wifiPhy, mac, backbone)
#
# Add the IPv4 protocol stack to the nodes in our container
#
print("Enabling OLSR routing on all backbone nodes")
internet = ns.internet.InternetStackHelper()
olsr = ns.olsr.OlsrHelper()
internet.SetRoutingHelper(olsr)
# has effect on the next Install ()
internet.Install(backbone)
# re-initialize for non-olsr routing.
# internet.Reset()
#
# Assign IPv4 addresses to the device drivers(actually to the associated
# IPv4 interfaces) we just created.
#
ipAddrs = ns.internet.Ipv4AddressHelper()
ipAddrs.SetBase(ns.network.Ipv4Address("192.168.0.0"),
ns.network.Ipv4Mask("255.255.255.0"))
ipAddrs.Assign(backboneDevices)
#
# The ad-hoc network nodes need a mobility model so we aggregate one to
# each of the nodes we just finished building.
#
mobility = ns.mobility.MobilityHelper()
mobility.SetPositionAllocator("ns3::GridPositionAllocator", "MinX",
ns.core.DoubleValue(20.0), "MinY",
ns.core.DoubleValue(20.0), "DeltaX",
ns.core.DoubleValue(20.0), "DeltaY",
ns.core.DoubleValue(20.0), "GridWidth",
ns.core.UintegerValue(5), "LayoutType",
ns.core.StringValue("RowFirst"))
mobility.SetMobilityModel(
"ns3::RandomDirection2dMobilityModel", "Bounds",
ns.mobility.RectangleValue(ns.mobility.Rectangle(-500, 500, -500,
500)), "Speed",
ns.core.StringValue("ns3::ConstantRandomVariable[Constant=2]"),
"Pause",
ns.core.StringValue("ns3::ConstantRandomVariable[Constant=0.2]"))
mobility.Install(backbone)
# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # /
# #
# Construct the LANs #
# #
# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # /
# Reset the address base-- all of the CSMA networks will be in
# the "172.16 address space
ipAddrs.SetBase(ns.network.Ipv4Address("172.16.0.0"),
ns.network.Ipv4Mask("255.255.255.0"))
for i in range(backboneNodes):
print("Configuring local area network for backbone node ", i)
#
# Create a container to manage the nodes of the LAN. We need
# two containers here; one with all of the new nodes, and one
# with all of the nodes including new and existing nodes
#
newLanNodes = ns.network.NodeContainer()
newLanNodes.Create(lanNodes - 1)
# Now, create the container with all nodes on this link
lan = ns.network.NodeContainer(
ns.network.NodeContainer(backbone.Get(i)), newLanNodes)
#
# Create the CSMA net devices and install them into the nodes in our
# collection.
#
csma = ns.csma.CsmaHelper()
csma.SetChannelAttribute(
"DataRate", ns.network.DataRateValue(ns.network.DataRate(5000000)))
csma.SetChannelAttribute("Delay",
ns.core.TimeValue(ns.core.MilliSeconds(2)))
lanDevices = csma.Install(lan)
#
# Add the IPv4 protocol stack to the new LAN nodes
#
internet.Install(newLanNodes)
#
# Assign IPv4 addresses to the device drivers(actually to the
# associated IPv4 interfaces) we just created.
#
ipAddrs.Assign(lanDevices)
#
# Assign a new network prefix for the next LAN, according to the
# network mask initialized above
#
ipAddrs.NewNetwork()
#
# The new LAN nodes need a mobility model so we aggregate one
# to each of the nodes we just finished building.
#
mobilityLan = ns.mobility.MobilityHelper()
positionAlloc = ns.mobility.ListPositionAllocator()
for j in range(newLanNodes.GetN()):
positionAlloc.Add(ns.core.Vector(0.0, (j * 10 + 10), 0.0))
mobilityLan.SetPositionAllocator(positionAlloc)
mobilityLan.PushReferenceMobilityModel(backbone.Get(i))
mobilityLan.SetMobilityModel("ns3::ConstantPositionMobilityModel")
mobilityLan.Install(newLanNodes)
# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # /
# #
# Construct the mobile networks #
# #
# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # /
# Reset the address base-- all of the 802.11 networks will be in
# the "10.0" address space
ipAddrs.SetBase(ns.network.Ipv4Address("10.0.0.0"),
ns.network.Ipv4Mask("255.255.255.0"))
for i in range(backboneNodes):
print("Configuring wireless network for backbone node ", i)
#
# Create a container to manage the nodes of the LAN. We need
# two containers here; one with all of the new nodes, and one
# with all of the nodes including new and existing nodes
#
stas = ns.network.NodeContainer()
stas.Create(infraNodes - 1)
# Now, create the container with all nodes on this link
infra = ns.network.NodeContainer(
ns.network.NodeContainer(backbone.Get(i)), stas)
#
# Create another ad hoc network and devices
#
ssid = ns.wifi.Ssid('wifi-infra' + str(i))
wifiInfra = ns.wifi.WifiHelper()
wifiPhy.SetChannel(wifiChannel.Create())
wifiInfra.SetRemoteStationManager('ns3::ArfWifiManager')
macInfra = ns.wifi.WifiMacHelper()
macInfra.SetType("ns3::StaWifiMac", "Ssid", ns.wifi.SsidValue(ssid))
# setup stas
staDevices = wifiInfra.Install(wifiPhy, macInfra, stas)
# setup ap.
macInfra.SetType("ns3::ApWifiMac", "Ssid", ns.wifi.SsidValue(ssid))
apDevices = wifiInfra.Install(wifiPhy, macInfra, backbone.Get(i))
# Collect all of these new devices
infraDevices = ns.network.NetDeviceContainer(apDevices, staDevices)
# Add the IPv4 protocol stack to the nodes in our container
#
internet.Install(stas)
#
# Assign IPv4 addresses to the device drivers(actually to the associated
# IPv4 interfaces) we just created.
#
ipAddrs.Assign(infraDevices)
#
# Assign a new network prefix for each mobile network, according to
# the network mask initialized above
#
ipAddrs.NewNetwork()
#
# The new wireless nodes need a mobility model so we aggregate one
# to each of the nodes we just finished building.
#
subnetAlloc = ns.mobility.ListPositionAllocator()
for j in range(infra.GetN()):
subnetAlloc.Add(ns.core.Vector(0.0, j, 0.0))
mobility.PushReferenceMobilityModel(backbone.Get(i))
mobility.SetPositionAllocator(subnetAlloc)
mobility.SetMobilityModel(
"ns3::RandomDirection2dMobilityModel", "Bounds",
ns.mobility.RectangleValue(ns.mobility.Rectangle(-10, 10, -10,
10)), "Speed",
ns.core.StringValue("ns3::ConstantRandomVariable[Constant=3]"),
"Pause",
ns.core.StringValue("ns3::ConstantRandomVariable[Constant=0.4]"))
mobility.Install(stas)
# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # /
# #
# Application configuration #
# #
# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # /
# Create the OnOff application to send UDP datagrams of size
# 210 bytes at a rate of 448 Kb/s, between two nodes
print("Create Applications.")
port = 9 # Discard port(RFC 863)
appSource = ns.network.NodeList.GetNode(backboneNodes)
lastNodeIndex = backboneNodes + backboneNodes * (
lanNodes - 1) + backboneNodes * (infraNodes - 1) - 1
appSink = ns.network.NodeList.GetNode(lastNodeIndex)
# Let's fetch the IP address of the last node, which is on Ipv4Interface 1
remoteAddr = appSink.GetObject(ns.internet.Ipv4.GetTypeId()).GetAddress(
1, 0).GetLocal()
onoff = ns.applications.OnOffHelper(
"ns3::UdpSocketFactory",
ns.network.Address(ns.network.InetSocketAddress(remoteAddr, port)))
apps = onoff.Install(ns.network.NodeContainer(appSource))
apps.Start(ns.core.Seconds(3))
apps.Stop(ns.core.Seconds(stopTime - 1))
# Create a packet sink to receive these packets
sink = ns.applications.PacketSinkHelper(
"ns3::UdpSocketFactory",
ns.network.InetSocketAddress(ns.network.Ipv4Address.GetAny(), port))
apps = sink.Install(ns.network.NodeContainer(appSink))
apps.Start(ns.core.Seconds(3))
# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # /
# #
# Tracing configuration #
# #
# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # /
print("Configure Tracing.")
csma = ns.csma.CsmaHelper()
#
# Let's set up some ns-2-like ascii traces, using another helper class
#
ascii = ns.network.AsciiTraceHelper()
stream = ascii.CreateFileStream("mixed-wireless.tr")
wifiPhy.EnableAsciiAll(stream)
csma.EnableAsciiAll(stream)
internet.EnableAsciiIpv4All(stream)
# Csma captures in non-promiscuous mode
csma.EnablePcapAll("mixed-wireless", False)
# Let's do a pcap trace on the backbone devices
wifiPhy.EnablePcap("mixed-wireless", backboneDevices)
wifiPhy.EnablePcap("mixed-wireless", appSink.GetId(), 0)
# #ifdef ENABLE_FOR_TRACING_EXAMPLE
# Config.Connect("/NodeList/*/$MobilityModel/CourseChange",
# MakeCallback(&CourseChangeCallback))
# #endif
# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # #
# #
# Run simulation #
# #
# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # #
print("Run Simulation.")
ns.core.Simulator.Stop(ns.core.Seconds(stopTime))
ns.core.Simulator.Run()
ns.core.Simulator.Destroy()
def main(argv):
ns.core.LogComponentEnable("EdcaTxopN", ns.core.LOG_LEVEL_DEBUG)
ns.core.LogComponentEnable("BlockAckManager", ns.core.LOG_LEVEL_INFO)
sta = ns.network.Node()
ap = ns.network.Node()
channel = ns.wifi.YansWifiChannelHelper.Default()
phy = ns.wifi.YansWifiPhyHelper.Default()
phy.SetChannel(channel.Create())
wifi = ns.wifi.WifiHelper.Default()
mac = ns.wifi.QosWifiMacHelper.Default()
# disable fragmentation
wifi.SetRemoteStationManager("ns3::AarfWifiManager",
"FragmentationThreshold",
ns.core.UintegerValue(2500))
ssid = ns.wifi.Ssid("My-network")
mac.SetType(
"ns3::StaWifiMac",
"QosSupported",
ns.core.BooleanValue(True),
"Ssid",
ns.wifi.SsidValue(ssid),
"ActiveProbing",
ns.core.BooleanValue(False),
# setting blockack threshold for sta's BE queue
"BE_BlockAckThreshold",
ns.core.UintegerValue(2),
# setting block inactivity timeout to 3*1024 = 3072 microseconds
"BE_BlockAckInactivityTimeout",
ns.core.UintegerValue(3))
staDevice = wifi.Install(phy, mac, sta)
mac.SetType("ns3::ApWifiMac", "QosSupported", ns.core.BooleanValue(True),
"Ssid", ns.wifi.SsidValue(ssid), "BE_BlockAckThreshold",
ns.core.UintegerValue(0))
apDevice = wifi.Install(phy, mac, ap)
# Setting mobility model
mobility = ns.mobility.MobilityHelper()
mobility.SetPositionAllocator("ns3::GridPositionAllocator", "MinX",
ns.core.DoubleValue(0.0), "MinY",
ns.core.DoubleValue(0.0), "DeltaX",
ns.core.DoubleValue(5.0), "DeltaY",
ns.core.DoubleValue(10.0), "GridWidth",
ns.core.UintegerValue(3), "LayoutType",
ns.core.StringValue("RowFirst"))
mobility.SetMobilityModel(
"ns3::RandomWalk2dMobilityModel", "Bounds",
ns.mobility.RectangleValue(ns.mobility.Rectangle(-50, 50, -50, 50)))
mobility.Install(sta)
mobility.SetMobilityModel("ns3::ConstantPositionMobilityModel")
mobility.Install(ap)
# Internet stack
stack = ns.internet.InternetStackHelper()
stack.Install(sta)
stack.Install(ap)
address = ns.internet.Ipv4AddressHelper()
address.SetBase(ns.network.Ipv4Address("192.168.1.0"),
ns.network.Ipv4Mask("255.255.255.0"))
staIf = ns.internet.Ipv4InterfaceContainer()
apIf = ns.internet.Ipv4InterfaceContainer()
staIf = address.Assign(staDevice)
apIf = address.Assign(apDevice)
# Setting applications
port = 9
dataRate = ns.network.DataRate("1Mb/s")
onOff = ns.applications.OnOffHelper(
"ns3::UdpSocketFactory",
ns.network.Address(
ns.network.InetSocketAddress(apIf.GetAddress(0), port)))
onOff.SetAttribute("DataRate", ns.network.DataRateValue(dataRate))
onOff.SetAttribute(
"OnTime",
ns.core.StringValue("ns3::ConstantRandomVariable[Constant=0.01]"))
onOff.SetAttribute(
"OffTime",
ns.core.StringValue("ns3::ConstantRandomVariable[Constant=8]"))
onOff.SetAttribute("PacketSize", ns.core.UintegerValue(50))
staApps = onOff.Install(sta)
staApps.Start(ns.core.Seconds(1.0))
staApps.Stop(ns.core.Seconds(10.0))
ns.internet.Ipv4GlobalRoutingHelper.PopulateRoutingTables()
ns.core.Simulator.Stop(ns.core.Seconds(10.0))
phy.EnablePcap("wifi-blockack-py", ap.GetId(), 0)
ns.core.Simulator.Run()
ns.core.Simulator.Destroy()
def main(argv):
cmd = ns.core.CommandLine ()
cmd.udp = "True"
cmd.useRts = "False"
cmd.useExtendedBlockAck = "False";
cmd.simulationTime = 10 # seconds
cmd.distance = 1.0 # meters
cmd.frequency = 5.0 # whether 2.4 or 5.0 GHz
cmd.mcs = -1 # -1 indicates an unset value
cmd.minExpectedThroughput = 0
cmd.maxExpectedThroughput = 0
cmd.minMcs = 0
cmd.maxMcs = 11
cmd.AddValue ("frequency", "Whether working in the 2.4 or 5.0 GHz band (other values gets rejected)")
cmd.AddValue ("distance", "Distance in meters between the station and the access point")
cmd.AddValue ("simulationTime", "Simulation time in seconds")
cmd.AddValue ("udp", "UDP if set to 1, TCP otherwise")
cmd.AddValue ("useExtendedBlockAck", "Enable/disable use of extended BACK")
cmd.AddValue ("mcs", "if set, limit testing to a specific MCS (0-11)")
cmd.AddValue ("minExpectedThroughput", "if set, simulation fails if the lowest throughput is below this value")
cmd.AddValue ("maxExpectedThroughput", "if set, simulation fails if the highest throughput is above this value")
cmd.Parse (sys.argv)
udp = cmd.udp
useRts = cmd.useRts
simulationTime = float(cmd.simulationTime)
distance = float(cmd.distance)
frequency = double(cmd.frequency)
mcs = int(cmd.mcs)
minExpectedThroughput = double(cmd.minExpectedThroughput)
maxExpectedThroughput = double(cmd.maxExpectedThroughput)
if useRts == "True":
ns.core.Config.SetDefault ("ns3::WifiRemoteStationManager::RtsCtsThreshold", ns.core.StringValue ("0"))
for l in range(0,12):
prevThroughput[l] = 0
print "MCS value" , "\t\t", "Channel width", "\t\t", "short GI","\t\t","Throughput" ,'\n'
minMcs = int (cmd.minMcs)
maxMcs = int (cmd.maxMcs)
if mcs >= 0 and mcs <= 11:
minMcs = mcs
maxMcs = mcs
ChannelWidth = 20
gi = 3200
for mcs in range(minMcs, maxMcs+1): # MCS
index = 0
previous = 0
if frequency == 2.4:
maxChannelWidth = 40
else:
maxChannelWidth = 160
while ChannelWidth <= maxChannelWidth: #MHz
while gi >= 800: #Nanoseconds
if udp == "True": # 1500 byte IP packet
payloadSize = 1472 # bytes
else:
payloadSize = 1448 # bytes
ns.core.Config.SetDefault ("ns3::TcpSocket::SegmentSize", ns.core.UintegerValue (payloadSize))
wifiStaNode = ns.network.NodeContainer ()
wifiStaNode.Create (1)
wifiApNode = ns.network.NodeContainer ()
wifiApNode.Create (1)
channel = ns.wifi.YansWifiChannelHelper.Default ()
phy = ns.wifi.YansWifiPhyHelper.Default ()
phy.SetChannel (channel.Create ())
# Set guard interval
#phy.Set ("GuardInterval", ns.core.TimeValue (ns.core.NanoSeconds(gi)))
mac = ns.wifi.WifiMacHelper.Default ()
wifi = ns.wifi.WifiHelper.Default ()
if frequency == 5.0:
wifi.SetStandard (ns.wifi.WIFI_PHY_STANDARD_80211ax_5GHZ)
elif frequency == 2.4:
wifi.SetStandard (ns.wifi.WIFI_PHY_STANDARD_80211ax_2_4GHZ)
ns.core.Config.SetDefault ("ns3::LogDistancePropagationLossModel::ReferenceLoss", ns.core.DoubleValue (40.046))
else:
print("Wrong frequency value!")
return 0
mcsstr = str(mcs)
oss = "HeMcs" + mcsstr
wifi.SetRemoteStationManager ("ns3::ConstantRateWifiManager", "DataMode", ns.core.StringValue (oss),"ControlMode", ns.core.StringValue (oss))
ssid = ns.wifi.Ssid ("ns3-80211ax")
mac.SetType ("ns3::StaWifiMac","Ssid", ns.wifi.SsidValue (ssid))
staDevice = wifi.Install (phy, mac, wifiStaNode)
mac.SetType ("ns3::ApWifiMac","EnableBeaconJitter", BooleanValue (false),
"Ssid", ns.wifi.SsidValue (ssid))
apDevice = wifi.Install (phy, mac, wifiApNode)
# Set channel width, guard interval and MPDU buffer size
ns.core.Config.Set ("/NodeList/*/DeviceList/*/$ns3::WifiNetDevice/Phy/ChannelWidth", ns.core.UintegerValue (channelWidth))
ns.core.Config.Set ("/NodeList/*/DeviceList/*/$ns3::WifiNetDevice/HeConfiguration/GuardInterval", ns.core.TimeValue (gi))
if useExtendedBlockAck == "True":
ns.core.Config.Set ("/NodeList/*/DeviceList/*/$ns3::WifiNetDevice/HeConfiguration/MpduBufferSize", ns.core.UintegerValue (256))
else:
ns.core.Config.Set ("/NodeList/*/DeviceList/*/$ns3::WifiNetDevice/HeConfiguration/MpduBufferSize", ns.core.UintegerValue (64))
# mobility
mobility = ns.mobility.MobilityHelper ()
positionAlloc = ns.mobility.ListPositionAllocator ()
positionAlloc.Add (ns.core.Vector (0.0, 0.0, 0.0))
positionAlloc.Add (ns.core.Vector (distance, 0.0, 0.0))
mobility.SetPositionAllocator (positionAlloc)
mobility.SetMobilityModel ("ns3::ConstantPositionMobilityModel")
mobility.Install (wifiApNode)
mobility.Install (wifiStaNode)
# Internet stack
stack = ns.internet.InternetStackHelper ()
stack.Install (wifiApNode)
stack.Install (wifiStaNode)
address = ns.internet.Ipv4AddressHelper ()
address.SetBase (ns.network.Ipv4Address ("192.168.1.0"), ns.network.Ipv4Mask ("255.255.255.0"))
staNodeInterface = address.Assign (staDevice)
apNodeInterface = address.Assign (apDevice)
# Setting applications
serverApp = ns.network.ApplicationContainer ()
if udp == "True": # UDP flow
port = 9
server = ns.applications.UdpServerHelper (port)
serverApp = server.Install (ns.network.NodeContainer (wifiStaNode.Get (0)))
serverApp.Start (ns.core.Seconds (0.0))
serverApp.Stop (ns.core.Seconds (simulationTime + 1))
client = ns.applications.UdpClientHelper (staNodeInterface.GetAddress (0), port)
client.SetAttribute ("MaxPackets", ns.core.UintegerValue (4294967295))
client.SetAttribute ("Interval", ns.core.TimeValue (ns.core.Time ("0.00001"))) # packets/s
client.SetAttribute ("PacketSize", ns.core.UintegerValue (payloadSize))
clientApp = client.Install (ns.network.NodeContainer (wifiApNode.Get (0)))
clientApp.Start (ns.core.Seconds (1.0))
clientApp.Stop (ns.core.Seconds (simulationTime + 1))
else: # TCP flow
port = 50000
localAddress = ns.network.Address (ns.network.InetSocketAddress (ns.network.Ipv4Address.GetAny (), port))
packetSinkHelper = ns.applications.PacketSinkHelper ("ns3::TcpSocketFactory", localAddress)
serverApp = packetSinkHelper.Install (wifiStaNode.Get (0))
serverApp.Start (ns.core.Seconds (0.0))
serverApp.Stop (ns.core.Seconds (simulationTime + 1))
onoff = ns.applications.OnOffHelper ("ns3::TcpSocketFactory", ns.network.Ipv4Address.GetAny ())
onoff.SetAttribute ("OnTime", ns.core.StringValue ("ns3::ConstantRandomVariable[Constant=1]"))
onoff.SetAttribute ("OffTime", ns.core.StringValue ("ns3::ConstantRandomVariable[Constant=0]"))
onoff.SetAttribute ("PacketSize", ns.core.UintegerValue (payloadSize))
onoff.SetAttribute ("DataRate", ns.network.DataRateValue (ns.network.DataRate (1000000000))) # bit/s
remoteAddress = ns.network.AddressValue (ns.network.InetSocketAddress (staNodeInterface.GetAddress (0), port))
onoff.SetAttribute ("Remote", remoteAddress)
apps = ns.network.ApplicationContainer ()
apps.Add (onoff.Install (wifiApNode.Get (0)))
apps.Start (ns.core.Seconds (1.0))
apps.Stop (ns.core.Seconds (simulationTime + 1))
ns.internet.Ipv4GlobalRoutingHelper.PopulateRoutingTables ()
ns.core.Simulator.Stop (ns.core.Seconds (simulationTime + 1))
ns.core.Simulator.Run ()
rxBytes = 0
if udp == "True":
# UDP
rxBytes = payloadSize * ((serverApp.Get (0)).GetReceived ())
else:
# TCP
rxBytes = (serverApp.Get (0)).GetTotalRx ()
throughput = (rxBytes * 8) / (simulationTime * 1000000.0)
ns.core.Simulator.Destroy ()
print mcs , "\t\t\t" , channelWidth , "MHz\t\t\t" , gi , "ns\t\t\t" , throughput , " Mbit/s"
# test first element
if mcs == 0 and ChannelWidth == 20 and gi == 3200:
if throughput <minExpectedThroughput:
print("Obtained throughput " , throughput , " is not expected!")
sys.exit(1)
# test last element
if mcs == 11 and ChannelWidth == 160 and gi == 800:
if maxExpectedThroughput > 0 and throughput > maxExpectedThroughput:
print ("Obtained throughput " , throughput , " is not expected!")
sys.exit(1)
# test previous throughput is smaller (for the same mcs)
if throughput > previous:
previous = throughput
else:
print ("Obtained throughput " , throughput , " is not expected!")
sys.exit(1)
# test previous throughput is smaller (for the same channel width and GI)
if throughput > prevThroughput[index]:
prevThroughput[index] = throughput
else:
print ("Obtained throughput " , throughput , " is not expected!")
sys.exit(1)
index = index + 1
gi = gi/2
ChannelWidth = ChannelWidth * 2
return 0
def main(argv):
cmd = ns.core.CommandLine()
cmd.simulationTime = 10 #seconds
cmd.distance = 0.0 #meters
cmd.frequency = 2.4 #whether 2.4 or 5.0 GHz
simulationTime = float(cmd.simulationTime)
distance = float(cmd.distance)
frequency = float(cmd.frequency)
#Configuration arguments
bandwidth = 20
mcs = 3
gi = True
print("\n Configured BW:", bandwidth, "MCS:", mcs, "GI:", gi)
channel = ns.wifi.YansWifiChannelHelper.Default()
phy = ns.wifi.YansWifiPhyHelper.Default()
wifi = ns.wifi.WifiHelper()
mac = ns.wifi.NqosWifiMacHelper.Default()
phy.SetChannel(channel.Create())
payloadSize = 1448 #bytes
ns.core.Config.SetDefault("ns3::TcpSocket::SegmentSize",
ns.core.UintegerValue(payloadSize))
wifiStaNode = ns.network.NodeContainer()
wifiStaNode.Create(1)
wifiApNode = ns.network.NodeContainer()
wifiApNode.Create(1)
wifi.SetStandard(ns.wifi.WIFI_PHY_STANDARD_80211n_2_4GHZ)
ns.core.Config.SetDefault(
"ns3::LogDistancePropagationLossModel::ReferenceLoss",
ns.core.DoubleValue(40.046))
# Set guard interval
phy.Set("ShortGuardEnabled", ns.core.BooleanValue(gi))
mac = ns.wifi.HtWifiMacHelper.Default()
DataRate = ns.wifi.HtWifiMacHelper.DataRateForMcs(mcs)
wifi.SetRemoteStationManager("ns3::ConstantRateWifiManager", "DataMode",
DataRate, "ControlMode", DataRate)
ssid = ns.wifi.Ssid("wifi-80211n")
mac.SetType("ns3::StaWifiMac", "Ssid", ns.wifi.SsidValue(ssid),
"ActiveProbing", ns.core.BooleanValue(False))
staDevice = wifi.Install(phy, mac, wifiStaNode)
mac.SetType("ns3::ApWifiMac", "Ssid", ns.wifi.SsidValue(ssid))
apDevice = wifi.Install(phy, mac, wifiApNode)
# Set channel width
ns.core.Config.Set(
"/NodeList/*/DeviceList/*/$ns3::WifiNetDevice/Phy/ChannelWidth",
ns.core.UintegerValue(bandwidth))
# mobility
mobility = ns.mobility.MobilityHelper()
positionAlloc = ns.mobility.ListPositionAllocator()
positionAlloc.Add(ns.core.Vector3D(0.0, 0.0, 0.0))
positionAlloc.Add(ns.core.Vector3D(distance, 0.0, 0.0))
mobility.SetPositionAllocator(positionAlloc)
mobility.SetMobilityModel("ns3::ConstantPositionMobilityModel")
mobility.Install(wifiApNode)
mobility.Install(wifiStaNode)
# Internet stack
stack = ns.internet.InternetStackHelper()
stack.Install(wifiApNode)
stack.Install(wifiStaNode)
address = ns.internet.Ipv4AddressHelper()
address.SetBase(ns.network.Ipv4Address("192.168.1.0"),
ns.network.Ipv4Mask("255.255.255.0"))
staNodeInterface = address.Assign(staDevice)
apNodeInterface = address.Assign(apDevice)
# Setting applications
serverApp = ns.network.ApplicationContainer()
sinkApp = ns.network.ApplicationContainer()
port = 50000
apLocalAddress = ns.network.Address(
ns.network.InetSocketAddress(ns.network.Ipv4Address.GetAny(), port))
packetSinkHelper = ns.applications.PacketSinkHelper(
"ns3::TcpSocketFactory", apLocalAddress)
sinkApp = packetSinkHelper.Install(wifiStaNode.Get(0))
print("\n Application is starting ! \n")
sinkApp.Start(ns.core.Seconds(0.0))
sinkApp.Stop(ns.core.Seconds(simulationTime + 1))
onoff = ns.applications.OnOffHelper("ns3::TcpSocketFactory",
ns.network.Ipv4Address.GetAny())
onoff.SetAttribute(
"OnTime",
ns.core.StringValue("ns3::ConstantRandomVariable[Constant=1]"))
onoff.SetAttribute(
"OffTime",
ns.core.StringValue("ns3::ConstantRandomVariable[Constant=0]"))
onoff.SetAttribute("PacketSize", ns.core.UintegerValue(payloadSize))
onoff.SetAttribute("DataRate",
ns.network.DataRateValue(
ns.network.DataRate(1000000000))) # bit/s
apps = ns.network.ApplicationContainer()
remoteAddress = ns.network.AddressValue(
ns.network.InetSocketAddress(staNodeInterface.GetAddress(0), port))
onoff.SetAttribute("Remote", remoteAddress)
apps.Add(onoff.Install(wifiApNode.Get(0)))
apps.Start(ns.core.Seconds(1.0))
apps.Stop(ns.core.Seconds(simulationTime + 1))
ns.internet.Ipv4GlobalRoutingHelper.PopulateRoutingTables()
ns.core.Simulator.Stop(ns.core.Seconds(simulationTime + 1))
ns.core.Simulator.Run()
ns.core.Simulator.Destroy()
throughput = 0
# TCP
totalPacketsThrough = sinkApp.Get(0).GetTotalRx()
throughput = totalPacketsThrough * 8 / (simulationTime * 1000000.0
) # Mbit/s
print "*** Throughput: ", throughput, " Mbit/s***"
return 0
def main():
if not len(sys.argv[1:]):
print "Usage: {0} traceFile".format(sys.argv[0])
sys.exit(0)
traceFile = sys.argv[1]
phyMode = "OfdmRate6MbpsBW10MHz"
nodes = ns.network.NodeContainer()
nodes.Create(25)
# ns.core.LogComponentEnable("Ns2MobilityHelper", ns.core.LOG_LEVEL_DEBUG)
try:
ns2 = ns.mobility.Ns2MobilityHelper(str(traceFile))
except Exception as err:
print "Error: %s" % str(err)
sys.exit(0)
mobility = ns.mobility.MobilityHelper()
# mobility.SetPositionAllocator ("ns3::GridPositionAllocator", "MinX", ns.core.DoubleValue(0.0),
# "MinY", ns.core.DoubleValue (0.0), "DeltaX", ns.core.DoubleValue(5.0), "DeltaY", ns.core.DoubleValue(10.0),
# "GridWidth", ns.core.UintegerValue(3), "LayoutType", ns.core.StringValue("RowFirst"))
#
# mobility.SetMobilityModel ("ns3::ConstantPositionMobilityModel")
mobility.Install(nodes)
ns2.Install()
channel = ns.wifi.YansWifiChannelHelper.Default()
channel.SetPropagationDelay("ns3::ConstantSpeedPropagationDelayModel")
channel.AddPropagationLoss("ns3::NakagamiPropagationLossModel")
phy = ns.wifi.YansWifiPhyHelper.Default()
phy.SetChannel(channel.Create())
phy.SetPcapDataLinkType(ns.wifi.YansWifiPhyHelper.DLT_IEEE802_11)
phy.Set("TxGain", ns.core.DoubleValue(4.5))
phy.Set("RxGain", ns.core.DoubleValue(4.5))
phy.Set("EnergyDetectionThreshold", ns.core.DoubleValue(-96.0))
# phy.EnablePcap("vanets_python",nodes)
wifi80211pMac = ns.wave.NqosWaveMacHelper.Default()
wifi80211p = ns.wave.Wifi80211pHelper.Default()
wifi80211p.SetRemoteStationManager("ns3::ConstantRateWifiManager",
"DataMode",
ns.core.StringValue(phyMode),
"ControlMode",
ns.core.StringValue(phyMode))
devices = wifi80211p.Install(phy, wifi80211pMac, nodes)
internet = ns.internet.InternetStackHelper()
internet.Install(nodes)
ipv4 = ns.internet.Ipv4AddressHelper()
ipv4.SetBase(ns.network.Ipv4Address("192.168.1.0"),
ns.network.Ipv4Mask("255.255.255.0"))
interfaces = ipv4.Assign(devices)
packetsize = 64 #bytes
pktcount = 2
pktinterval = 0.25 #seconds
port = 80
server = random.randint(0, 24)
print "Server==> %s" % interfaces.GetAddress(server)
appSink = ns.network.NodeList.GetNode(server)
for x in range(4):
client = random.randint(0, 24)
print "Client==> %s" % interfaces.GetAddress(client)
appSource = ns.network.NodeList.GetNode(client)
remoteAddr = appSink.GetObject(
ns.internet.Ipv4.GetTypeId()).GetAddress(1, 0).GetLocal()
# sink = ns.network.Socket.CreateSocket(appSink, ns.core.TypeId.LookupByName("ns3::UdpSocketFactory"))
sink = ns.network.Socket.CreateSocket(
appSink, ns.core.TypeId.LookupByName("ns3::TcpSocketFactory"))
sink.Bind(
ns.network.InetSocketAddress(ns.network.Ipv4Address.GetAny(), 80))
sink.Listen()
# print dir(sink)
sink.SetRecvCallback(RecPkt)
# source = ns.network.Socket.CreateSocket(appSource, ns.core.TypeId.LookupByName("ns3::UdpSocketFactory"))
source = ns.network.Socket.CreateSocket(
appSource, ns.core.TypeId.LookupByName("ns3::TcpSocketFactory"))
source.Connect(ns.network.InetSocketAddress(remoteAddr, port))
source.SetRecvCallback(RecPkt)
# sinkApp = ns.network.ApplicationContainer()
# port = 50000
# # apLocalAddress = ns.network.Address (ns.network.InetSocketAddress (ns.network.Ipv4Address.GetAny (), port))
# for x in range(0,6):
# apLocalAddress = ns.network.Address (ns.network.InetSocketAddress (ns.network.Ipv4Address.GetAny (), port))
# packetSinkHelper = ns.applications.PacketSinkHelper ("ns3::TcpSocketFactory", apLocalAddress)
# sinkApp.Add(packetSinkHelper.Install (nodes.Get (x)))
#
# sinkApp.Start (ns.core.Seconds (0.0))
# sinkApp.Stop (ns.core.Seconds (141.0))
#
# onoff = ns.applications.OnOffHelper ("ns3::TcpSocketFactory", ns.network.Ipv4Address.GetAny ())
# onoff.SetAttribute ("OnTime", ns.core.StringValue ("ns3::ConstantRandomVariable[Constant=1]"))
# onoff.SetAttribute ("OffTime", ns.core.StringValue ("ns3::ConstantRandomVariable[Constant=0]"))
# onoff.SetAttribute ("PacketSize", ns.core.UintegerValue (2048))
# # onoff.SetAttribute ("DataRate", ns.network.DataRateValue (ns.network.DataRate (100000))) # bit/s
#
# apps = ns.network.ApplicationContainer ()
# # remoteAddress = ns.network.AddressValue (ns.network.InetSocketAddress (interfaces.GetAddress (0), port))
#
# for x in range(7,14):
# rn = random.randint(0,3)
# print "Server >>: {0}".format(rn)
# remoteAddress = ns.network.AddressValue (ns.network.InetSocketAddress (interfaces.GetAddress (rn), port))
# onoff.SetAttribute ("Remote", remoteAddress)
# apps.Add (onoff.Install (nodes.Get (x)))
#
# apps.Start (ns.core.Seconds (1.0))
# apps.Stop (ns.core.Seconds (141.0))
ns.internet.Ipv4GlobalRoutingHelper.PopulateRoutingTables()
asciitracer = ns.network.AsciiTraceHelper()
# phy.EnableAsciiAll (asciitracer.CreateFileStream ("vanets.tr"))
phy.EnablePcap("vanets", nodes)
ns.core.Simulator.Schedule(ns.core.Seconds(10.0), SndPkt, source,
packetsize, pktcount, pktinterval)
ns.core.Simulator.Stop(ns.core.Seconds(161.0))
ns.core.Simulator.Run()
ns.core.Simulator.Destroy()
def main(argv):
ns.core.LogComponentEnable("UdpEchoClientApplication",
ns.core.LOG_LEVEL_INFO)
ns.core.LogComponentEnable("UdpEchoServerApplication",
ns.core.LOG_LEVEL_INFO)
# define a node container
stations = ns.network.NodeContainer()
# create 3 nodes
stations.Create(3)
# chose the element at 0 to be the AP of the wifi network
ap = stations.Get(0)
# contruct the wifi devices and the intercommunication channel between these wifi nodes
phy = ns.wifi.YansWifiPhyHelper.Default()
channel = ns.wifi.YansWifiChannelHelper.Default()
phy.SetChannel(channel.Create())
# wifi helper
wifi = ns.wifi.WifiHelper.Default()
wifi.SetStandard(ns.wifi.WIFI_PHY_STANDARD_80211b)
#wifi.SetRemoteStationManager("ns3::ArfWifiManager")
wifi.SetRemoteStationManager("ns3::ConstantRateWifiManager", "DataMode",
ns.core.StringValue("DsssRate5_5Mbps"))
# "DataMode", ns.core.StringValue("wifia-54mbs"))
# SSID of the network
ssid = ns.wifi.Ssid("wifi-home")
# wifi Mac
mac = ns.wifi.NqosWifiMacHelper.Default()
mac.SetType("ns3::StaWifiMac", "Ssid", ns.wifi.SsidValue(ssid),
"ActiveProbing", ns.core.BooleanValue(False))
# network device container
stationDevices = wifi.Install(phy, mac, stations)
# configuring type for the AP
mac.SetType("ns3::ApWifiMac", "Ssid",
ns.wifi.SsidValue(ssid), "BeaconGeneration",
ns.core.BooleanValue(True), "BeaconInterval",
ns.core.TimeValue(ns.core.Seconds(2.5)))
apDevices = wifi.Install(phy, mac, ap)
# mobility, I dont know that this does
mobility = ns.mobility.MobilityHelper()
mobility.Install(stations)
ns.core.Simulator.Schedule(ns.core.Seconds(1.0), AdvancePosition, ap)
#print help(ns.internet.InternetStackHelper)
stackHelper = ns.internet.InternetStackHelper()
stack = stackHelper.Install(stations)
#Ipv4 address container
address = ns.internet.Ipv4AddressHelper()
address.SetBase(ns.network.Ipv4Address("10.1.1.0"),
ns.network.Ipv4Mask("255.255.255.0"))
stInterfaces = address.Assign(stationDevices)
apInterfaces = address.Assign(apDevices)
device = apDevices.Get(ap.GetId())
echoServer = ns.applications.UdpEchoServerHelper(9)
serverApps = echoServer.Install(stations.Get(1))
serverApps.Start(ns.core.Seconds(1.0))
serverApps.Stop(ns.core.Seconds(10.0))
echoClient = ns.applications.UdpEchoClientHelper(
stInterfaces.GetAddress(1), 9)
echoClient.SetAttribute("MaxPackets", ns.core.UintegerValue(1))
echoClient.SetAttribute("Interval",
ns.core.TimeValue(ns.core.Seconds(1.0)))
echoClient.SetAttribute("PacketSize", ns.core.UintegerValue(1024))
clientApps = echoClient.Install(stations.Get(2))
clientApps.Start(ns.core.Seconds(1.0))
clientApps.Stop(ns.core.Seconds(2.0))
ns.core.Simulator.Run()
ns.core.Simulator.Destroy()
return 0
def main(argv):
cmd = ns.core.CommandLine ()
cmd.simulationTime = 10 #seconds
cmd.distance = 0.0 #meters
simulationTime = float(cmd.simulationTime)
distance = float(cmd.distance)
Sta_Nodes = 5
#Configuration arguments
udp = True #If false, TCP will be used by default
bandwidth = 20
ofdm =["OfdmRate9Mbps", "OfdmRate24Mbps", "OfdmRate48Mbps"]
expected_val = [3.8,4.9,6.5]
print "OFDM Rate: \t Troughput:\t\t Delay:\t Lost packets:\tTransmited Packets:"
for count, a in enumerate(ofdm):
channel = ns.wifi.YansWifiChannelHelper.Default ()
phy = ns.wifi.YansWifiPhyHelper.Default ()
wifi = ns.wifi.WifiHelper ()
mac = ns.wifi.NqosWifiMacHelper.Default ()
phy.SetChannel (channel.Create ())
if udp == False:
payloadSize = 1448 #bytes
ns.core.Config.SetDefault ("ns3::TcpSocket::SegmentSize", ns.core.UintegerValue (payloadSize))
elif udp == True:
payloadSize = 1472
wifiStaNode = ns.network.NodeContainer ()
wifiStaNode.Create (Sta_Nodes)
wifiApNode = ns.network.NodeContainer ()
wifiApNode.Create (1)
wifi.SetStandard (ns.wifi.WIFI_PHY_STANDARD_80211a)
wifi.SetRemoteStationManager ("ns3::ConstantRateWifiManager","DataMode", ns.core.StringValue (a),
"ControlMode", ns.core.StringValue (a))
ssid = ns.wifi.Ssid ("wifi-80211a")
mac.SetType ("ns3::StaWifiMac",
"Ssid", ns.wifi.SsidValue (ssid),
"ActiveProbing", ns.core.BooleanValue (False))
staDevice = wifi.Install (phy, mac, wifiStaNode)
mac.SetType ("ns3::ApWifiMac",
"Ssid", ns.wifi.SsidValue (ssid))
apDevice = wifi.Install (phy, mac, wifiApNode)
# Set channel width
ns.core.Config.Set ("/NodeList/*/DeviceList/*/$ns3::WifiNetDevice/Phy/ChannelWidth", ns.core.UintegerValue (bandwidth))
# mobility
mobility = ns.mobility.MobilityHelper ()
positionAlloc = ns.mobility.ListPositionAllocator ()
positionAlloc.Add (ns.core.Vector3D (0.0, 0.0, 0.0))
positionAlloc.Add (ns.core.Vector3D (distance, 0.0, 0.0))
positionAlloc.Add (ns.core.Vector3D (distance, 0.0, 0.0))
mobility.SetPositionAllocator (positionAlloc)
mobility.SetMobilityModel ("ns3::ConstantPositionMobilityModel")
mobility.Install (wifiApNode)
mobility.Install (wifiStaNode)
# Internet stack
stack = ns.internet.InternetStackHelper ()
stack.Install (wifiApNode)
stack.Install (wifiStaNode)
address = ns.internet.Ipv4AddressHelper ()
address.SetBase (ns.network.Ipv4Address ("192.168.1.0"), ns.network.Ipv4Mask ("255.255.255.0"))
staNodeInterface = ns.internet.Ipv4InterfaceContainer ()
staNodeInterface = address.Assign (staDevice)
apNodeInterface = ns.internet.Ipv4InterfaceContainer ()
apNodeInterface = address.Assign (apDevice)
#Setting applications
serverApp = ns.network.ApplicationContainer ()
sinkApp = ns.network.ApplicationContainer ()
if udp == False:
# TCP flow
port = 50000
apLocalAddress = ns.network.Address (ns.network.InetSocketAddress (ns.network.Ipv4Address.GetAny (), port))
packetSinkHelper = ns.applications.PacketSinkHelper ("ns3::TcpSocketFactory", apLocalAddress)
sinkApp = packetSinkHelper.Install (wifiApNode.Get (0))
sinkApp.Start (ns.core.Seconds (0.0))
sinkApp.Stop (ns.core.Seconds (simulationTime + 1))
onoff = ns.applications.OnOffHelper ("ns3::TcpSocketFactory", ns.network.Ipv4Address.GetAny ())
onoff.SetAttribute ("OnTime", ns.core.StringValue ("ns3::ConstantRandomVariable[Constant=1]"))
onoff.SetAttribute ("OffTime", ns.core.StringValue ("ns3::ConstantRandomVariable[Constant=0]"))
onoff.SetAttribute ("PacketSize", ns.core.UintegerValue (payloadSize))
temp = int(expected_val2[count]*1000000)
onoff.SetAttribute ("DataRate", ns.network.DataRateValue (ns.network.DataRate (temp))) # bit/s
apps = ns.network.ApplicationContainer ()
remoteAddress = ns.network.AddressValue (ns.network.InetSocketAddress (apNodeInterface.GetAddress (0), port))
onoff.SetAttribute ("Remote", remoteAddress)
apps.Add (onoff.Install (wifiStaNode))
apps.Start (ns.core.Seconds (1.0))
apps.Stop (ns.core.Seconds (simulationTime + 1))
elif udp == True:
# UDP flow
myServer=ns.applications.UdpServerHelper (9)
serverApp = myServer.Install (wifiApNode)
serverApp.Start (ns.core.Seconds (0.0))
serverApp.Stop (ns.core.Seconds (simulationTime + 1))
temp = float((expected_val[count]*1000000)/(payloadSize*8))
inter =float(1/temp)
#print(expected_val[count], inter)
myClient = ns.applications.UdpClientHelper (apNodeInterface.GetAddress (0), 9)
myClient.SetAttribute ("MaxPackets", ns.core.UintegerValue (4294967295))
myClient.SetAttribute ("Interval", ns.core.TimeValue (ns.core.Time (str(inter)))) # packets/s
myClient.SetAttribute ("PacketSize", ns.core.UintegerValue (payloadSize))
clientApp = myClient.Install (wifiStaNode)
clientApp.Start (ns.core.Seconds (1.0))
clientApp.Stop (ns.core.Seconds (simulationTime + 1))
ns.internet.Ipv4GlobalRoutingHelper.PopulateRoutingTables ()
flowmonitor = ns.flow_monitor.FlowMonitorHelper ()
monitor = flowmonitor.InstallAll ()
monitor.SetAttribute ("StartTime", ns.core.TimeValue (ns.core.Seconds (5)))
monitor.SetAttribute ("DelayBinWidth", ns.core.DoubleValue (0.001))
monitor.SetAttribute ("JitterBinWidth", ns.core.DoubleValue (0.001))
monitor.SetAttribute ("PacketSizeBinWidth", ns.core.DoubleValue (20))
ns.core.Simulator.Stop (ns.core.Seconds (simulationTime))
ns.core.Simulator.Run ()
ns.core.Simulator.Destroy ()
monitor.CheckForLostPackets ()
classifier = ns.flow_monitor.Ipv4FlowClassifier ()
classifier = flowmonitor.GetClassifier ()
stats = monitor.GetFlowStats ()
for flow_id, flow_stats in stats:
t = classifier.FindFlow(flow_id)
p_tran = flow_stats.txPackets
p_rec = flow_stats.rxPackets
delay_sum = flow_stats.delaySum
delay = delay_sum / p_rec
lost_packets = flow_stats.lostPackets
throughput = 0
if udp == False:
# TCP
totalPacketsThrough = sinkApp.Get (0).GetTotalRx ()
throughput = totalPacketsThrough * 8 / (simulationTime * 1000000.0) # Mbit/s
elif udp == True:
# UDP
totalPacketsThrough = serverApp.Get (0).GetReceived ()
throughput = totalPacketsThrough * payloadSize * 8 / (simulationTime * 1000000.0) # Mbit/s
print a,"\t",throughput,"Mbit/s\t",delay,"\t\t",lost_packets,"\t\t ",p_tran
return 0
def main(argv):
cmd = ns.core.CommandLine()
cmd.nWifis = 2
cmd.nStas = 2
cmd.sendIp = True
cmd.writeMobility = False
cmd.AddValue("nWifis", "Number of wifi networks")
cmd.AddValue("nStas", "Number of stations per wifi network")
cmd.AddValue("SendIp", "Send Ipv4 or raw packets")
cmd.AddValue("writeMobility", "Write mobility trace")
cmd.Parse(sys.argv)
nWifis = cmd.nWifis
nStas = cmd.nStas
sendIp = cmd.sendIp
writeMobility = cmd.writeMobility
backboneNodes = ns.network.NodeContainer()
backboneDevices = ns.network.NetDeviceContainer()
backboneInterfaces = ns.internet.Ipv4InterfaceContainer()
staNodes = ns.network.NodeContainer()
staDevices = ns.network.NetDeviceContainer()
apDevices = ns.network.NetDeviceContainer()
staInterfaces = ns.internet.Ipv4InterfaceContainer()
apInterfaces = ns.internet.Ipv4InterfaceContainer()
stack = ns.internet.InternetStackHelper()
csma = ns.csma.CsmaHelper()
ip = ns.internet.Ipv4AddressHelper()
ip.SetBase(ns.network.Ipv4Address("192.168.0.0"),
ns.network.Ipv4Mask("255.255.255.0"))
backboneNodes.Create(cmd.nWifis)
stack.Install(backboneNodes)
backboneDevices = csma.Install(backboneNodes)
wifiX = 0.0
wifiPhy = ns.wifi.YansWifiPhyHelper.Default()
wifiPhy.SetPcapDataLinkType(ns.wifi.YansWifiPhyHelper.DLT_IEEE802_11_RADIO)
for i in range(0, cmd.nWifis):
#calculate ssid for wifi subnetwork
ssid = ns.wifi.Ssid("wifi-default-" + str(i))
sta = ns.network.NodeContainer()
staDev = ns.network.NetDeviceContainer()
apDev = ns.network.NetDeviceContainer()
staInterface = ns.internet.Ipv4InterfaceContainer()
apInterface = ns.internet.Ipv4InterfaceContainer()
mobility = ns.mobility.MobilityHelper()
bridge = ns.bridge.BridgeHelper()
wifi = ns.wifi.WifiHelper()
wifiMac = ns.wifi.WifiMacHelper()
wifiChannel = ns.wifi.YansWifiChannelHelper.Default()
wifiPhy.SetChannel(wifiChannel.Create())
sta.Create(cmd.nStas)
mobility.SetPositionAllocator("ns3::GridPositionAllocator", "MinX",
ns.core.DoubleValue(wifiX), "MinY",
ns.core.DoubleValue(0.0), "DeltaX",
ns.core.DoubleValue(5.0), "DeltaY",
ns.core.DoubleValue(5.0), "GridWidth",
ns.core.UintegerValue(1), "LayoutType",
ns.core.StringValue("RowFirst"))
#setup the AP.
mobility.SetMobilityModel("ns3::ConstantPositionMobilityModel")
mobility.Install(backboneNodes.Get(i))
wifiMac.SetType("ns3::ApWifiMac", "Ssid", ns.wifi.SsidValue(ssid))
apDev = wifi.Install(wifiPhy, wifiMac, backboneNodes.Get(i))
bridgeDev = ns.network.NetDeviceContainer()
bridgeDev = bridge.Install(
backboneNodes.Get(i),
ns.network.NetDeviceContainer(apDev, backboneDevices.Get(i)))
#assign AP IP address to bridge, not wifi
apInterface = ip.Assign(bridgeDev)
#setup the STAs
stack.Install(sta)
mobility.SetMobilityModel(
"ns3::RandomWalk2dMobilityModel", "Mode",
ns.core.StringValue("Time"), "Time", ns.core.StringValue("2s"),
"Speed",
ns.core.StringValue("ns3::ConstantRandomVariable[Constant=1.0]"),
"Bounds",
ns.core.RectangleValue(
ns.core.Rectangle(wifiX, wifiX + 5.0, 0.0,
(cmd.nStas + 1) * 5.0)))
mobility.Install(sta)
wifiMac.SetType("ns3::StaWifiMac", "Ssid", ns.wifi.SsidValue(ssid))
staDev = wifi.Install(wifiPhy, wifiMac, sta)
staInterface = ip.Assign(staDev)
#save everything in containers.
staNodes.push_back(sta)
apDevices.push_back(apDev)
apInterfaces.push_back(apInterface)
staDevices.push_back(staDev)
staInterfaces.push_back(staInterface)
wifiX = wifiX + 20.0
dest = ns.network.Address()
if cmd.sendIp:
dest = ns.network.InetSocketAddress(
staInterfaces(1).GetAddress(1), 1025)
protocol = "ns3::UdpSocketFactory"
else:
tmp = ns.network.PacketSocketAddress()
tmp.SetSingleDevice(staDevices[0].Get(0).GetIfIndex())
tmp.SetPhysicalAddress(staDevices[1].Get(0).GetAddress())
tmp.SetProtocol(0x807)
dest = tmp
protocol = "ns3::PacketSocketFactory"
onoff = ns.applications.OnOffHelper(protocol, dest)
onoff.SetConstantRate(ns.core.DataRateValue(ns.core.DataRate("500kb/s")))
apps = ns.applications.ApplicationContainer(
onoff.Install(staNodes[0].Get(0)))
apps.Start(ns.core.Seconds(0.5))
apps.Stop(ns.core.Seconds(3.0))
wifiPhy.EnablePcap("wifi-wired-bridging", apDevices[0])
wifiPhy.EnablePcap("wifi-wired-bridging", apDevices[1])
if cmd.writeMobility:
ascii = ns.network.AsciiTraceHelper()
ns.mobility.MobilityHelper.EnableAsciiAll(
ascii.CreateFileStream("wifi-wired-bridging.mob"))
ns.core.Simulator.Stop(ns.core.Seconds(5.0))
ns.core.Simulator.Run()
ns.core.Simulator.Destroy()
def main(argv):
cmd = ns.core.CommandLine()
cmd.nWifis = 2
cmd.nStas = 2
cmd.sendIp = "True"
cmd.writeMobility = "False"
cmd.AddValue("nWifis", "Number of wifi networks")
cmd.AddValue("nStas", "Number of stations per wifi network")
cmd.AddValue("SendIp", "Send Ipv4 or raw packets")
cmd.AddValue("writeMobility", "Write mobility trace")
cmd.Parse(sys.argv)
nWifis = cmd.nWifis
nStas = cmd.nStas
sendIp = cmd.sendIp
writeMobility = cmd.writeMobility
backboneNodes = ns.network.NodeContainer()
backboneDevices = ns.network.NetDeviceContainer()
backboneInterfaces = ns.network.Ipv4InterfaceContainer
# std::vector<NodeContainer> staNodes;
# std::vector<NetDeviceContainer> staDevices;
# std::vector<NetDeviceContainer> apDevices;
# std::vector<Ipv4InterfaceContainer> staInterfaces;
# std::vector<Ipv4InterfaceContainer> apInterfaces;
staNodes = []
staDevices = []
apDevices = []
staInterfaces = []
apInterfaces = []
stack = ns.internet.InternetStackHelper()
csma = ns.csma.CsmaHelper()
ip = ns.internet.Ipv4AddressHelper()
ip.SetBase(ns.network.Ipv4Address("192.168.0.0"),
ns.network.Ipv4Mask("255.255.255.0"))
backboneNodes.Create(nWifis)
stack.Install(backboneNodes)
backboneDevices = csma.Install(backboneNodes)
wifiX = 0.0
wifiPhy = ns.wifi.YansWifiPhyHelper.Default()
wifiPhy.SetPcapDataLinkType(ns.wifi.YansWifiPhyHelper.DLT_IEEE802_11_RADIO)
# phy.SetChannel (channel.Create ());
for i in range(0, nWifis):
# calculate ssid for wifi subnetwork
# std::ostringstream oss;
# oss << "wifi-default-" << i;
# Ssid ssid = Ssid (oss.str ());
oss = "wifi-default-" + i
ssid = ns.wifi.Ssid(oss)
sta = ns.network.NodeContainer()
staDev = ns.network.NetDeviceContainer()
apDev = ns.network.NetDeviceContainer()
staInterface = ns.network.Ipv4InterfaceContainer()
apInterface = ns.network.Ipv4InterfaceContainer()
mobility = ns.mobility.MobilityHelper()
bridge = ns.mobility.BridgeHelper()
wifi = ns.wifi.WifiHelper()
wifiMac = ns.wifi.WifiMacHelper()
wifiChannel = ns.wifi.YansWifiPhyHelper.Default()
wifiPhy.SetChannel(wifiChannel.Create())
sta.Create(nStas)
mobility.SetPositionAllocator("ns3::GridPositionAllocator", "MinX",
ns.core.DoubleValue(wifiX), "MinY",
ns.core.DoubleValue(0.0), "DeltaX",
ns.core.DoubleValue(5.0), "DeltaY",
ns.core.DoubleValue(5.0), "GridWidth",
ns.core.UintegerValue(1), "LayoutType",
ns.core.StringValue("RowFirst"))
mobility.SetMobilityModel("ns3::ConstantPositionMobilityModel")
mobility.Install(backboneNodes.Get(i))
wifiMac.SetType("ns3::ApWifiMac", "Ssid", ns.wifi.SsidValue(ssid))
apDev = wifi.Install(wifiPhy, wifiMac, backboneNodes.Get(i))
bridgeDev = ns.network.NetDeviceContainer()
bridgeDev = bridge.Install(
backboneNodes.Get(i),
ns.network.NetDeviceContainer(apDev, backboneDevices.Get(i)))
#assign AP IP address to bridge, not wifi
apInterface = ip.Assign(bridgeDev)
stack.Install(sta)
mobility.SetMobilityModel(
"ns3::RandomWalk2dMobilityModel", "Mode",
ns.core.StringValue("Time"), "Time", ns.core.StringValue("2s"),
"Speed",
ns.core.StringValue("ns3::ConstantRandomVariable[Constant=1.0]"),
"Bounds",
ns.core.RectangleValue(
ns.mobility.Rectangle(wifiX, wifiX + 5.0, 0.0,
(nStas + 1) * 5.0)))
mobility.Install(sta)
wifiMac.SetType("ns3::StaWifiMac", "Ssid", ns.wifi.SsidValue(ssid))
staDev = wifi.Install(wifiPhy, wifiMac, sta)
staInterface = ip.Assign(staDev)
#save everything in containers.
staNodes.append(sta)
apDevices.append(apDev)
apInterfaces.append(apInterface)
staDevices.append(staDev)
staInterfaces.append(staInterface)
# staNodes.push_back (sta);
# apDevices.push_back (apDev);
# apInterfaces.push_back (apInterface);
# staDevices.push_back (staDev);
# staInterfaces.push_back (staInterface);
wifiX += 20.0
if sendIp:
protocol = "ns3::TcpStartTimeSocketFactory"
dest = ns.network.InetSocketAddress(staInterfaces[1].GetAddress(1),
1025)
# else :
# PacketSocketAddress tmp
# tmp.SetSingleDevice (staDevices[0].Get (0)->GetIfIndex ())
# tmp.SetPhysicalAddress (staDevices[1].Get (0)->GetAddress ())
# tmp.SetProtocol (0x807)
# dest = tmp
# protocol = "ns3::PacketSocketFactory"
# OnOffHelper onoff = OnOffHelper (protocol, dest);
# onoff.SetConstantRate (DataRate ("500kb/s"));
# ApplicationContainer apps = onoff.Install (staNodes[0].Get (0));
# apps.Start (Seconds (0.5));
# apps.Stop (Seconds (9.0));
onoff = ns.applications.OnOffHelper(protocol, dest)
onoff.SetAttribute("DataRate",
ns.network.DataRateValue(
ns.network.DataRate(500))) # bit/s(check)
apps = onoff.Install(staNodes[0].Get(0))
apps.Start(ns.core.Seconds(0.5))
apps.Stop(ns.core.Seconds(9.0))
wifiPhy.EnablePcap("base_wifi-wired-bridging", apDevices[0])
wifiPhy.EnablePcap("base_wifi-wired-bridging", apDevices[1])
if writeMobility:
ascii = ns.network.AsciiTraceHelper()
mobility.EnablePcapAll("wifi-wired-bridging.moby", True)
# pointToPoint.EnableAsciiAll (ascii.CreateFileStream ("tcp-bulk-send-py.tr"))
# AnimationInterface anim ("base.xml")
# anim.EnablePacketMetadata (); # Optional
# anim.EnableIpv4L3ProtocolCounters (Seconds (0), Seconds (15)) #Optional
ns.core.Simulator.Stop(ns.core.Seconds(15.0))
ns.core.Simulator.Run()
ns.core.Simulator.Destroy()
def main(argv):
#
# First, we declare and initialize a few local variables that control some
# simulation parameters.
#
backboneNodes = 10
infraNodes = 5
lanNodes = 5
stopTime = 10
#
# Simulation defaults are typically set next, before command line
# arguments are parsed.
#
ns.core.Config.SetDefault("ns3::OnOffApplication::PacketSize",
ns.core.StringValue("210"))
ns.core.Config.SetDefault("ns3::OnOffApplication::DataRate",
ns.core.StringValue("448kb/s"))
#
# For convenience, we add the local variables to the command line argument
# system so that they can be overridden with flags such as
# "--backboneNodes=20"
#
cmd = ns.core.CommandLine()
#cmd.AddValue("backboneNodes", "number of backbone nodes", backboneNodes)
#cmd.AddValue("infraNodes", "number of leaf nodes", infraNodes)
#cmd.AddValue("lanNodes", "number of LAN nodes", lanNodes)
#cmd.AddValue("stopTime", "simulation stop time(seconds)", stopTime)
#
# The system global variables and the local values added to the argument
# system can be overridden by command line arguments by using this call.
#
cmd.Parse(argv)
# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # /
# #
# Construct the backbone #
# #
# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # /
#
# Create a container to manage the nodes of the adhoc(backbone) network.
# Later we'll create the rest of the nodes we'll need.
#
backbone = ns.network.NodeContainer()
backbone.Create(backboneNodes)
#
# Create the backbone wifi net devices and install them into the nodes in
# our container
#
wifi = ns.wifi.WifiHelper()
mac = ns.wifi.NqosWifiMacHelper.Default()
mac.SetType("ns3::AdhocWifiMac")
wifi.SetRemoteStationManager("ns3::ConstantRateWifiManager", "DataMode",
ns.core.StringValue("OfdmRate54Mbps"))
wifiPhy = ns.wifi.YansWifiPhyHelper.Default()
wifiChannel = ns.wifi.YansWifiChannelHelper.Default()
wifiPhy.SetChannel(wifiChannel.Create())
backboneDevices = wifi.Install(wifiPhy, mac, backbone)
#
# Add the IPv4 protocol stack to the nodes in our container
#
print "Enabling OLSR routing on all backbone nodes"
internet = ns.internet.InternetStackHelper()
olsr = ns.olsr.OlsrHelper()
internet.SetRoutingHelper(olsr)
# has effect on the next Install ()
internet.Install(backbone)
# re-initialize for non-olsr routing.
internet.Reset()
#
# Assign IPv4 addresses to the device drivers(actually to the associated
# IPv4 interfaces) we just created.
#
ipAddrs = ns.internet.Ipv4AddressHelper()
ipAddrs.SetBase(ns.network.Ipv4Address("192.168.0.0"),
ns.network.Ipv4Mask("255.255.255.0"))
ipAddrs.Assign(backboneDevices)
#
# The ad-hoc network nodes need a mobility model so we aggregate one to
# each of the nodes we just finished building.
#
mobility = ns.mobility.MobilityHelper()
positionAlloc = ns.mobility.ListPositionAllocator()
x = 0.0
for i in range(backboneNodes):
positionAlloc.Add(ns.core.Vector(x, 0.0, 0.0))
x += 5.0
mobility.SetPositionAllocator(positionAlloc)
mobility.SetMobilityModel(
"ns3::RandomDirection2dMobilityModel", "Bounds",
ns.mobility.RectangleValue(ns.mobility.Rectangle(0, 1000, 0,
1000)), "Speed",
ns.core.RandomVariableValue(ns.core.ConstantVariable(2000)), "Pause",
ns.core.RandomVariableValue(ns.core.ConstantVariable(0.2)))
mobility.Install(backbone)
# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # /
# #
# Construct the LANs #
# #
# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # /
# Reset the address base-- all of the CSMA networks will be in
# the "172.16 address space
ipAddrs.SetBase(ns.network.Ipv4Address("172.16.0.0"),
ns.network.Ipv4Mask("255.255.255.0"))
for i in range(backboneNodes):
print "Configuring local area network for backbone node ", i
#
# Create a container to manage the nodes of the LAN. We need
# two containers here; one with all of the new nodes, and one
# with all of the nodes including new and existing nodes
#
newLanNodes = ns.network.NodeContainer()
newLanNodes.Create(lanNodes - 1)
# Now, create the container with all nodes on this link
lan = ns.network.NodeContainer(
ns.network.NodeContainer(backbone.Get(i)), newLanNodes)
#
# Create the CSMA net devices and install them into the nodes in our
# collection.
#
csma = ns.csma.CsmaHelper()
csma.SetChannelAttribute(
"DataRate", ns.network.DataRateValue(ns.network.DataRate(5000000)))
csma.SetChannelAttribute("Delay",
ns.core.TimeValue(ns.core.MilliSeconds(2)))
lanDevices = csma.Install(lan)
#
# Add the IPv4 protocol stack to the new LAN nodes
#
internet.Install(newLanNodes)
#
# Assign IPv4 addresses to the device drivers(actually to the
# associated IPv4 interfaces) we just created.
#
ipAddrs.Assign(lanDevices)
#
# Assign a new network prefix for the next LAN, according to the
# network mask initialized above
#
ipAddrs.NewNetwork()
# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # /
# #
# Construct the mobile networks #
# #
# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # /
# Reset the address base-- all of the 802.11 networks will be in
# the "10.0" address space
ipAddrs.SetBase(ns.network.Ipv4Address("10.0.0.0"),
ns.network.Ipv4Mask("255.255.255.0"))
for i in range(backboneNodes):
print "Configuring wireless network for backbone node ", i
#
# Create a container to manage the nodes of the LAN. We need
# two containers here; one with all of the new nodes, and one
# with all of the nodes including new and existing nodes
#
stas = ns.network.NodeContainer()
stas.Create(infraNodes - 1)
# Now, create the container with all nodes on this link
infra = ns.network.NodeContainer(
ns.network.NodeContainer(backbone.Get(i)), stas)
#
# Create another ad hoc network and devices
#
ssid = ns.wifi.Ssid('wifi-infra' + str(i))
wifiInfra = ns.wifi.WifiHelper.Default()
wifiPhy.SetChannel(wifiChannel.Create())
wifiInfra.SetRemoteStationManager('ns3::ArfWifiManager')
macInfra = ns.wifi.NqosWifiMacHelper.Default()
macInfra.SetType("ns3::StaWifiMac", "Ssid", ns.wifi.SsidValue(ssid),
"ActiveProbing", ns.core.BooleanValue(False))
# setup stas
staDevices = wifiInfra.Install(wifiPhy, macInfra, stas)
# setup ap.
macInfra.SetType("ns3::ApWifiMac", "Ssid",
ns.wifi.SsidValue(ssid), "BeaconGeneration",
ns.core.BooleanValue(True), "BeaconInterval",
ns.core.TimeValue(ns.core.Seconds(2.5)))
apDevices = wifiInfra.Install(wifiPhy, macInfra, backbone.Get(i))
# Collect all of these new devices
infraDevices = ns.network.NetDeviceContainer(apDevices, staDevices)
# Add the IPv4 protocol stack to the nodes in our container
#
internet.Install(stas)
#
# Assign IPv4 addresses to the device drivers(actually to the associated
# IPv4 interfaces) we just created.
#
ipAddrs.Assign(infraDevices)
#
# Assign a new network prefix for each mobile network, according to
# the network mask initialized above
#
ipAddrs.NewNetwork()
#
# The new wireless nodes need a mobility model so we aggregate one
# to each of the nodes we just finished building.
#
subnetAlloc = ns.mobility.ListPositionAllocator()
for j in range(infra.GetN()):
subnetAlloc.Add(ns.core.Vector(0.0, j, 0.0))
mobility.PushReferenceMobilityModel(backbone.Get(i))
mobility.SetPositionAllocator(subnetAlloc)
mobility.SetMobilityModel(
"ns3::RandomDirection2dMobilityModel", "Bounds",
ns.mobility.RectangleValue(ns.mobility.Rectangle(-25, 25, -25,
25)), "Speed",
ns.core.RandomVariableValue(ns.core.ConstantVariable(30)), "Pause",
ns.core.RandomVariableValue(ns.core.ConstantVariable(0.4)))
mobility.Install(infra)
# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # /
# #
# Application configuration #
# #
# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # /
# Create the OnOff application to send UDP datagrams of size
# 210 bytes at a rate of 448 Kb/s, between two nodes
print "Create Applications."
port = 9 # Discard port(RFC 863)
# Let's make sure that the user does not define too few LAN nodes
# to make this example work. We need lanNodes >= 5
assert (lanNodes >= 5)
appSource = ns.network.NodeList.GetNode(11)
appSink = ns.network.NodeList.GetNode(13)
remoteAddr = ns.network.Ipv4Address("172.16.0.5")
onoff = ns.applications.OnOffHelper(
"ns3::UdpSocketFactory",
ns.network.Address(ns.network.InetSocketAddress(remoteAddr, port)))
onoff.SetAttribute(
"OnTime", ns.core.RandomVariableValue(ns.core.ConstantVariable(1)))
onoff.SetAttribute(
"OffTime", ns.core.RandomVariableValue(ns.core.ConstantVariable(0)))
apps = onoff.Install(ns.network.NodeContainer(appSource))
apps.Start(ns.core.Seconds(3.0))
apps.Stop(ns.core.Seconds(20.0))
# Create a packet sink to receive these packets
sink = ns.applications.PacketSinkHelper(
"ns3::UdpSocketFactory",
ns.network.InetSocketAddress(ns.network.Ipv4Address.GetAny(), port))
apps = sink.Install(ns.network.NodeContainer(appSink))
apps.Start(ns.core.Seconds(3.0))
# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # /
# #
# Tracing configuration #
# #
# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # /
print "Configure Tracing."
#
# Let's set up some ns-2-like ascii traces, using another helper class
#
#std.ofstream ascii
#ascii = ns.core.AsciiTraceHelper();
#stream = ascii.CreateFileStream("mixed-wireless.tr");
#wifiPhy.EnableAsciiAll(stream);
#csma.EnableAsciiAll(stream);
print "(tracing not done for Python)"
# Look at nodes 11, 13 only
# WifiHelper.EnableAscii(ascii, 11, 0);
# WifiHelper.EnableAscii(ascii, 13, 0);
# Let's do a pcap trace on the backbone devices
wifiPhy.EnablePcap("mixed-wireless", backboneDevices)
# Let's additionally trace the application Sink, ifIndex 0
csma = ns.csma.CsmaHelper()
csma.EnablePcapAll("mixed-wireless", False)
# #ifdef ENABLE_FOR_TRACING_EXAMPLE
# Config.Connect("/NodeList/*/$MobilityModel/CourseChange",
# MakeCallback(&CourseChangeCallback))
# #endif
# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # #
# #
# Run simulation #
# #
# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # #
print "Run Simulation."
ns.core.Simulator.Stop(ns.core.Seconds(stopTime))
ns.core.Simulator.Run()
ns.core.Simulator.Destroy()
def main():
framework.start()
# First, we initialize a few local variables that control some
# simulation parameters.
cmd = ns.core.CommandLine()
cmd.backboneNodes = {{backbone_nodes}}
cmd.infraNodes = {{infra_nodes}}
cmd.lanNodes = {{lan_nodes}}
cmd.stopTime = {{exec_time}}
# Simulation defaults are typically set next, before command line
# arguments are parsed.
ns.core.Config.SetDefault("ns3::OnOffApplication::PacketSize",
ns.core.StringValue("1472"))
ns.core.Config.SetDefault("ns3::OnOffApplication::DataRate",
ns.core.StringValue("100kb/s"))
backboneNodes = int(cmd.backboneNodes)
infraNodes = int(cmd.infraNodes)
lanNodes = int(cmd.lanNodes)
stopTime = int(cmd.stopTime)
# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # /
# #
# Construct the backbone #
# #
# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # /
# Create a container to manage the nodes of the adhoc(backbone) network.
# Later we'll create the rest of the nodes we'll need.
backbone = ns.network.NodeContainer()
backbone.Create(backboneNodes)
# Create the backbone wifi net devices and install them into the nodes in
# our container
wifi = ns.wifi.WifiHelper()
mac = ns.wifi.WifiMacHelper()
mac.SetType("ns3::AdhocWifiMac")
wifi.SetRemoteStationManager(
"ns3::ConstantRateWifiManager", "DataMode",
ns.core.StringValue("OfdmRate{}Mbps".format({{ofdm_rate}})))
wifiPhy = ns.wifi.YansWifiPhyHelper.Default()
wifiChannel = ns.wifi.YansWifiChannelHelper.Default()
wifiPhy.SetChannel(wifiChannel.Create())
backboneDevices = wifi.Install(wifiPhy, mac, backbone)
# Add the IPv4 protocol stack to the nodes in our container
print("Enabling OLSR routing on all backbone nodes")
internet = ns.internet.InternetStackHelper()
olsr = ns.olsr.OlsrHelper()
internet.SetRoutingHelper(olsr)
# has effect on the next Install ()
internet.Install(backbone)
# Assign IPv4 addresses to the device drivers(actually to the associated
# IPv4 interfaces) we just created.
ipAddrs = ns.internet.Ipv4AddressHelper()
ipAddrs.SetBase(ns.network.Ipv4Address("192.168.0.0"),
ns.network.Ipv4Mask("255.255.255.0"))
ipAddrs.Assign(backboneDevices)
# The ad-hoc network nodes need a mobility model so we aggregate one to
# each of the nodes we just finished building.
mobility = ns.mobility.MobilityHelper()
mobility.SetPositionAllocator("ns3::GridPositionAllocator", "MinX",
ns.core.DoubleValue(20.0), "MinY",
ns.core.DoubleValue(20.0), "DeltaX",
ns.core.DoubleValue(20.0), "DeltaY",
ns.core.DoubleValue(20.0), "GridWidth",
ns.core.UintegerValue(5), "LayoutType",
ns.core.StringValue("RowFirst"))
mobility.SetMobilityModel(
"ns3::RandomDirection2dMobilityModel", "Bounds",
ns.mobility.RectangleValue(ns.mobility.Rectangle(-500, 500, -500,
500)), "Speed",
ns.core.StringValue("ns3::ConstantRandomVariable[Constant=2]"),
"Pause",
ns.core.StringValue("ns3::ConstantRandomVariable[Constant=0.2]"))
mobility.Install(backbone)
# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # /
# #
# Construct the LANs #
# #
# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # /
# Reset the address base-- all of the CSMA networks will be in
# the "172.16 address space
ipAddrs.SetBase(ns.network.Ipv4Address("172.16.0.0"),
ns.network.Ipv4Mask("255.255.255.0"))
for i in range(backboneNodes):
# Create a container to manage the nodes of the LAN. We need
# two containers here; one with all of the new nodes, and one
# with all of the nodes including new and existing nodes
newLanNodes = ns.network.NodeContainer()
newLanNodes.Create(lanNodes - 1)
lan = ns.network.NodeContainer(
ns.network.NodeContainer(backbone.Get(i)), newLanNodes)
# Create the CSMA net devices and install them into the nodes in our
# collection.
csma = ns.csma.CsmaHelper()
csma.SetChannelAttribute(
"DataRate",
ns.network.DataRateValue(ns.network.DataRate({{datarate}})))
csma.SetChannelAttribute(
"Delay", ns.core.TimeValue(ns.core.MilliSeconds({{delay}})))
lanDevices = csma.Install(lan)
# Add the IPv4 protocol stack to the new LAN nodes
internet.Install(newLanNodes)
# Assign IPv4 addresses to the device drivers(actually to the
# associated IPv4 interfaces) we just created.
ipAddrs.Assign(lanDevices)
# Assign a new network prefix for the next LAN, according to the
# network mask initialized above
ipAddrs.NewNetwork()
# The new LAN nodes need a mobility model so we aggregate one
# to each of the nodes we just finished building.
mobilityLan = ns.mobility.MobilityHelper()
positionAlloc = ns.mobility.ListPositionAllocator()
for j in range(newLanNodes.GetN()):
positionAlloc.Add(ns.core.Vector(0.0, (j * 10 + 10), 0.0))
mobilityLan.SetPositionAllocator(positionAlloc)
mobilityLan.PushReferenceMobilityModel(backbone.Get(i))
mobilityLan.SetMobilityModel("ns3::ConstantPositionMobilityModel")
mobilityLan.Install(newLanNodes)
# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # /
# #
# Construct the mobile networks #
# #
# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # /
# Reset the address base-- all of the 802.11 networks will be in
# the "10.0" address space
ipAddrs.SetBase(ns.network.Ipv4Address("10.0.0.0"),
ns.network.Ipv4Mask("255.255.255.0"))
for i in range(backboneNodes):
# Create a container to manage the nodes of the LAN. We need
# two containers here; one with all of the new nodes, and one
# with all of the nodes including new and existing nodes
stas = ns.network.NodeContainer()
stas.Create(infraNodes - 1)
infra = ns.network.NodeContainer(
ns.network.NodeContainer(backbone.Get(i)), stas)
# Create another ad hoc network and devices
ssid = ns.wifi.Ssid('wifi-infra' + str(i))
wifiInfra = ns.wifi.WifiHelper()
wifiPhy.SetChannel(wifiChannel.Create())
wifiInfra.SetRemoteStationManager('ns3::ArfWifiManager')
macInfra = ns.wifi.WifiMacHelper()
macInfra.SetType("ns3::StaWifiMac", "Ssid", ns.wifi.SsidValue(ssid))
# setup stas
staDevices = wifiInfra.Install(wifiPhy, macInfra, stas)
# setup ap.
macInfra.SetType("ns3::ApWifiMac", "Ssid", ns.wifi.SsidValue(ssid),
"BeaconInterval",
ns.core.TimeValue(ns.core.Seconds(2.5)))
apDevices = wifiInfra.Install(wifiPhy, macInfra, backbone.Get(i))
# Collect all of these new devices
infraDevices = ns.network.NetDeviceContainer(apDevices, staDevices)
# Add the IPv4 protocol stack to the nodes in our container
internet.Install(stas)
# Assign IPv4 addresses to the device drivers(actually to the associated
# IPv4 interfaces) we just created.
ipAddrs.Assign(infraDevices)
# Assign a new network prefix for each mobile network, according to
# the network mask initialized above
ipAddrs.NewNetwork()
# The new wireless nodes need a mobility model so we aggregate one
# to each of the nodes we just finished building.
subnetAlloc = ns.mobility.ListPositionAllocator()
for j in range(infra.GetN()):
subnetAlloc.Add(ns.core.Vector(0.0, j, 0.0))
mobility.PushReferenceMobilityModel(backbone.Get(i))
mobility.SetPositionAllocator(subnetAlloc)
mobility.SetMobilityModel(
"ns3::RandomDirection2dMobilityModel", "Bounds",
ns.mobility.RectangleValue(ns.mobility.Rectangle(-10, 10, -10,
10)), "Speed",
ns.core.StringValue("ns3::ConstantRandomVariable[Constant=3]"),
"Pause",
ns.core.StringValue("ns3::ConstantRandomVariable[Constant=0.4]"))
mobility.Install(stas)
# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # /
# #
# Application configuration #
# #
# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # /
# Create the OnOff application to send UDP datagrams of size
# 210 bytes at a rate of 448 Kb/s, between two nodes
port = 9 # Discard port(RFC 863)
appSource = ns.network.NodeList.GetNode(backboneNodes)
lastNodeIndex = backboneNodes + backboneNodes * (
lanNodes - 1) + backboneNodes * (infraNodes - 1) - 1
appSink = ns.network.NodeList.GetNode(lastNodeIndex)
# Let's fetch the IP address of the last node, which is on Ipv4Interface 1
remoteAddr = appSink.GetObject(ns.internet.Ipv4.GetTypeId()).GetAddress(
1, 0).GetLocal()
onoff = ns.applications.OnOffHelper(
"ns3::UdpSocketFactory",
ns.network.Address(ns.network.InetSocketAddress(remoteAddr, port)))
apps = onoff.Install(ns.network.NodeContainer(appSource))
apps.Start(ns.core.Seconds(3))
apps.Stop(ns.core.Seconds(stopTime - 1))
# Create a packet sink to receive these packets
sink = ns.applications.PacketSinkHelper(
"ns3::UdpSocketFactory",
ns.network.InetSocketAddress(ns.network.Ipv4Address.GetAny(), port))
apps = sink.Install(ns.network.NodeContainer(appSink))
apps.Start(ns.core.Seconds(3))
# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # /
# #
# Tracing configuration #
# #
# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # /
csma = ns.csma.CsmaHelper()
# Let's set up some ns-2-like ascii traces, using another helper class
#
ascii = ns.network.AsciiTraceHelper()
stream = ascii.CreateFileStream("mixed-wireless.tr")
wifiPhy.EnableAsciiAll(stream)
csma.EnableAsciiAll(stream)
internet.EnableAsciiIpv4All(stream)
mob = ascii.CreateFileStream("mixed-wireless.mob")
mobility.EnableAsciiAll(mob)
# Csma captures in non-promiscuous mode
csma.EnablePcapAll("mixed-wireless", False)
# Let's do a pcap trace on the backbone devices
wifiPhy.EnablePcap("mixed-wireless", backboneDevices)
wifiPhy.EnablePcap("mixed-wireless", appSink.GetId(), 0)
# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # #
# #
# Run simulation #
# #
# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # #
ns.core.Simulator.Stop(ns.core.Seconds(stopTime))
ns.core.Simulator.Run()
ns.core.Simulator.Destroy()
framework.addBinaryFile("mixed-wireless.tr")
framework.addBinaryFile("mixed-wireless.mob")
path = "*.pcap"
for filename in glob.glob(path):
framework.addBinaryFile(filename)
framework.stop()
def main(argv):
ns.core.CommandLine().Parse(argv)
ns.network.Packet.EnablePrinting()
# enable rts cts all the time.
ns.core.Config.SetDefault("ns3::WifiRemoteStationManager::RtsCtsThreshold",
ns.core.StringValue("0"))
# disable fragmentation
ns.core.Config.SetDefault(
"ns3::WifiRemoteStationManager::FragmentationThreshold",
ns.core.StringValue("2200"))
wifi = ns.wifi.WifiHelper.Default()
mobility = ns.mobility.MobilityHelper()
stas = ns.network.NodeContainer()
ap = ns.network.NodeContainer()
#NetDeviceContainer staDevs;
packetSocket = ns.network.PacketSocketHelper()
stas.Create(2)
ap.Create(1)
# give packet socket powers to nodes.
packetSocket.Install(stas)
packetSocket.Install(ap)
wifiPhy = ns.wifi.YansWifiPhyHelper.Default()
wifiChannel = ns.wifi.YansWifiChannelHelper.Default()
wifiPhy.SetChannel(wifiChannel.Create())
ssid = ns.wifi.Ssid("wifi-default")
wifi.SetRemoteStationManager("ns3::ArfWifiManager")
wifiMac = ns.wifi.WifiMacHelper()
# setup stas.
wifiMac.SetType("ns3::StaWifiMac", "Ssid", ns.wifi.SsidValue(ssid))
staDevs = wifi.Install(wifiPhy, wifiMac, stas)
# setup ap.
wifiMac.SetType("ns3::ApWifiMac", "Ssid", ns.wifi.SsidValue(ssid),
"BeaconInterval", ns.core.TimeValue(ns.core.Seconds(2.5)))
wifi.Install(wifiPhy, wifiMac, ap)
# mobility.
mobility.Install(stas)
mobility.Install(ap)
ns.core.Simulator.Schedule(ns.core.Seconds(1.0), AdvancePosition,
ap.Get(0))
socket = ns.network.PacketSocketAddress()
socket.SetSingleDevice(staDevs.Get(0).GetIfIndex())
socket.SetPhysicalAddress(staDevs.Get(1).GetAddress())
socket.SetProtocol(1)
onoff = ns.applications.OnOffHelper("ns3::PacketSocketFactory",
ns.network.Address(socket))
onoff.SetConstantRate(ns.network.DataRate("500kb/s"))
apps = onoff.Install(ns.network.NodeContainer(stas.Get(0)))
apps.Start(ns.core.Seconds(0.5))
apps.Stop(ns.core.Seconds(43.0))
ns.core.Simulator.Stop(ns.core.Seconds(44.0))
# Config::Connect("/NodeList/*/DeviceList/*/Tx", MakeCallback(&DevTxTrace));
# Config::Connect("/NodeList/*/DeviceList/*/Rx", MakeCallback(&DevRxTrace));
# Config::Connect("/NodeList/*/DeviceList/*/Phy/RxOk", MakeCallback(&PhyRxOkTrace));
# Config::Connect("/NodeList/*/DeviceList/*/Phy/RxError", MakeCallback(&PhyRxErrorTrace));
# Config::Connect("/NodeList/*/DeviceList/*/Phy/Tx", MakeCallback(&PhyTxTrace));
# Config::Connect("/NodeList/*/DeviceList/*/Phy/State", MakeCallback(&PhyStateTrace));
ns.core.Simulator.Run()
ns.core.Simulator.Destroy()
return 0
phyMode = "OfdmRate6MbpsBW10MHz"
nodes = ns.network.NodeContainer()
nodes.Create(25)
ns.core.LogComponentEnable("UdpEchoClientApplication", ns.core.LOG_LEVEL_INFO)
ns.core.LogComponentEnable("UdpEchoServerApplication", ns.core.LOG_LEVEL_INFO)
# ns.core.LogComponentEnable("Ns2MobilityHelper", ns.core.LOG_LEVEL_DEBUG)
try:
mobility = ns.mobility.Ns2MobilityHelper(str(traceFile))
except Exception as err:
print "Error: %s" % str(err)
sys.exit(0)
mobility.Install()
channel = ns.wifi.YansWifiChannelHelper.Default()
# channel.SetPropagationDelay("ns3::ConstantSpeedPropagationDelayModel")
# channel.AddPropagationLoss("ns3::NakagamiPropagationLossModel")
phy = ns.wifi.YansWifiPhyHelper.Default()
phy.SetChannel(channel.Create())
phy.SetPcapDataLinkType(ns.wifi.YansWifiPhyHelper.DLT_IEEE802_11)
phy.Set("TxGain", ns.core.DoubleValue(4.5))
phy.Set("RxGain", ns.core.DoubleValue(4.5))
# phy.Set("EnergyDetectionThreshold",ns.core.DoubleValue(-100.0))
# phy.EnablePcap("vanets_python",nodes)
wifi80211pMac = ns.wave.NqosWaveMacHelper.Default()
wifi80211p = ns.wave.Wifi80211pHelper.Default()
"BeaconGeneration", ns.core.BooleanValue (True),
"BE_MaxAmpduSize", ns.core.UintegerValue (maxAmpduSize))
apDevice = ns.network.NetDeviceContainer ()
apDevice = wifi.Install (phy, mac, wifiApNode)
mobility = ns.mobility.MobilityHelper ()
positionAlloc = ns.mobility.ListPositionAllocator ()
positionAlloc.Add (ns.core.Vector3D (5.0, 0.0, 0.0))
positionAlloc.Add (ns.core.Vector3D (0.0, 0.0, 0.0))
positionAlloc.Add (ns.core.Vector3D (10.0, 0.0, 0.0))
mobility.SetPositionAllocator (positionAlloc)
mobility.SetMobilityModel ("ns3::ConstantPositionMobilityModel")
mobility.Install (wifiApNode)
mobility.Install (wifiStaNodes)
stack = ns.internet.InternetStackHelper ()
stack.Install (wifiApNode)
stack.Install (wifiStaNodes)
address = ns.internet.Ipv4AddressHelper ()
address.SetBase (ns.network.Ipv4Address ("192.168.1.0"), ns.network.Ipv4Mask ("255.255.255.0"))
StaInterface = ns.internet.Ipv4InterfaceContainer ()
StaInterface = address.Assign (staDevices)
ApInterface = ns.internet.Ipv4InterfaceContainer ()
ApInterface = address.Assign (apDevice)
port = 9
server = ns.applications.UdpServerHelper (port)
def runMain(argc, argv):
#ns.core.LogComponentEnable("UanChannel", ns.core.LOG_ALL)
#ns.core.LogComponentEnable("UanHelper", ns.core.LOG_ALL)
#ns.core.LogComponentEnable("UanNetDevice", ns.core.LOG_ALL)
ns.core.LogComponentEnable("UanPhyGen", ns.core.LOG_ALL)
#ns.core.LogComponentEnable("UanPropModelThorp", ns.core.LOG_ALL)
#ns.core.LogComponentEnable("OnOffApplication", ns.core.LOG_ALL)
ns.core.LogComponentEnableAll(ns.core.LOG_PREFIX_NODE)
ns.core.LogComponentEnableAll(ns.core.LOG_PREFIX_TIME)
ns3.GlobalValue.Bind("SimulatorImplementationType",
ns3.StringValue("ns3::RealtimeSimulatorImpl"))
ns3.GlobalValue.Bind("ChecksumEnabled", ns3.BooleanValue(True))
nNodes = 100
sPreadCoef = 1.5
rxThresh = 5
txPower = 140
windspeed = 4.5
shipcontri = 0.5
''' channel module configurations begin '''
nodes = ns.network.NodeContainer()
nodes.Create(nNodes)
uan = ns.uan.UanHelper()
chan = ns.uan.UanChannel()
# noise configuration
noise_object = ns.uan.UanNoiseModelDefault()
noise_ptr = noise_object.GetObject(ns.uan.UanNoiseModelDefault.GetTypeId())
#noise.SetWind(windspeed)
#noise.SetShipping(shipcontri)
#noise.Wind = ns.core.DoubleValue(windspeed)
#noise.Shipping = ns.core.DoubleValue(shipcontri)
#noisePtr = ns.core.PointerValue(noise)
chan.SetNoiseModel(noise_ptr)
#chan.SetAttribute("NoiseModel", noise_ptr)
# propagation model configuration
prop_object = ns.uan.UanPropModelThorp()
prop_ptr = prop_object.GetObject(ns.uan.UanPropModelThorp.GetTypeId())
#prop.SpreadCoef = ns.core.DoubleValue(sPreadCoef)
#prop.SetSpreadCoef(sPreadCoef)
#propPtr = ns.core.PointerValue(prop)
chan.SetPropagationModel(prop_ptr)
#chan.SetAttribute("PropagationModel", prop_ptr)
# modulation mode configuration
mode = ns.uan.UanTxMode()
mode = ns.uan.UanTxModeFactory.CreateMode(
ns.uan.UanTxMode.FSK, # modulation type
1624, # data rate in BPS: 1152B/5.67s
1624,
24000, # cetner frequency in Hz
6000, # bandwidth in Hz
2, # modulation constellation size, 2 for BPSK, 4 for QPSK
"Default mode")
myModes = ns.uan.UanModesList()
myModes.AppendMode(mode)
# physical layer channel configuration
perModel = "ns3::UanPhyPerGenDefault"
sinrModel = "ns3::UanPhyCalcSinrDefault"
obf = ns.core.ObjectFactory()
obf.SetTypeId(perModel)
per = obf.Create() # watch
obf.SetTypeId(sinrModel)
sinr = obf.Create()
# watch
uan.SetPhy("ns3::UanPhyGen", "PerModel", ns.core.PointerValue(per),
"SinrModel", ns.core.PointerValue(sinr), "SupportedModes",
ns.uan.UanModesListValue(myModes), "RxThreshold",
ns.core.DoubleValue(rxThresh), "TxPower",
ns.core.DoubleValue(txPower))
# configure MAC module for uan channel
uan.SetMac("ns3::UanMacAloha")
# install wireless devices onto ghost nodes
#devices = ns.network.NetDeviceContainer(uan.Install(nodes, chan))
devices = uan.Install(nodes, chan)
#devices = uan.Install(nodes)
#mobility
mobility = ns.mobility.MobilityHelper()
positionAlloc = ns.mobility.ListPositionAllocator()
mDist = 50
for i in range(0, nNodes):
positionAlloc.Add(ns.core.Vector((i - nNodes / 2) * mDist, 0.0, -10.0))
mobility.SetPositionAllocator(positionAlloc)
mobility.SetMobilityModel("ns3::ConstantPositionMobilityModel")
mobility.Install(nodes)
mobility.SetPositionAllocator(positionAlloc)
mobility.SetMobilityModel("ns3::ConstantPositionMobilityModel")
mobility.Install(nodes)
''' setup tap bridges from vmuan-2km.cc '''
tapBridge = ns3.TapBridgeHelper()
tapBridge.SetAttribute("Mode", ns.core.StringValue("UseLocal"))
tapBridge.SetAttribute("DeviceName", ns3.StringValue("tap-vNode1"))
tapBridge.Install(nodes.Get(0), devices.Get(0))
#tapBridge.SetAttribute ("DeviceName", ns3.StringValue ("tap-vNode2"));
#tapBridge.Install (nodes.Get (1), devices.Get (1));
#tapBridge.SetAttribute ("DeviceName", ns3.StringValue ("tap-vNode3"));
#tapBridge.Install (nodes.Get (2), devices.Get (2));
#tapBridge.SetAttribute ("DeviceName", ns3.StringValue ("tap-vNode4"));
#tapBridge.Install (nodes.Get (3), devices.Get (3));
#tapBridge.SetAttribute ("DeviceName", ns3.StringValue ("tap-vNode5"));
#tapBridge.Install (nodes.Get (4), devices.Get (4));
#tapBridge.SetAttribute ("DeviceName", ns3.StringValue ("tap-vNode6"));
#tapBridge.Install (nodes.Get (5), devices.Get (5));
'''
pktskth=ns.network.PacketSocketHelper()
pktskth.Install(nodes)
appsocket=ns.network.PacketSocketAddress()
appsocket.SetSingleDevice(devices.Get(nNodes-1).GetIfIndex())
appsocket.SetPhysicalAddress(devices.Get (nNodes-1).GetAddress())
appsocket.SetProtocol(0)
app=ns.applications.OnOffHelper("ns3::PacketSocketFactory",appsocket.GetPhysicalAddress())
app.SetAttribute("OnTime",ns.core.StringValue("ns3::ConstantRandomVariable[Constant=1]"))
app.SetAttribute("OffTime",ns.core.StringValue("ns3::ConstantRandomVariable[Constant=0]"))
app.SetAttribute("DataRate",ns.network.DataRateValue(ns.network.DataRate(1300)))
app.SetAttribute("PacketSize",ns.core.UintegerValue(1000))
apps=ns.network.ApplicationContainer(app.Install(nodes.Get(0)))
sinkNode=nodes.Get(nNodes-1)
#Ptr<Node> sinkNode = nodes.Get (nNodes-1);
psfid = ns3.TypeId.LookupByName("ns3::PacketSocketFactory")
sinkSocket = ns3.Socket.CreateSocket(sinkNode, psfid)
sinkSocket.Bind (appsocket)
#sinkSocket.SetRecvCallback(ns.core.MakeCallback(ReceivePacket));
apps.Start(ns.core.Seconds(0.5))
apps.Stop(ns.core.Seconds(100.5))
'''
#NS_LOG_INFO ("Run Simulation.");
#ns3.Simulator.Stop(ns.core.Seconds(100.))
ns3.Simulator.Run()
ns3.Simulator.Destroy()
def main(argv):
#
# We are interacting with the outside, real, world. This means we have to
# interact in real-time and therefore we have to use the real-time simulator
# and take the time to calculate checksums.
#
ns.core.GlobalValue.Bind("SimulatorImplementationType",
ns.core.StringValue("ns3::RealtimeSimulatorImpl"))
ns.core.GlobalValue.Bind("ChecksumEnabled", ns.core.BooleanValue("true"))
#
# Create two ghost nodes. The first will represent the virtual machine host
# on the left side of the network; and the second will represent the VM on
# the right side.
#
nodes = ns.network.NodeContainer()
nodes.Create(2)
#
# We're going to use 802.11 A so set up a wifi helper to reflect that.
#
wifi = ns.wifi.WifiHelper.Default()
wifi.SetStandard(ns.wifi.WIFI_PHY_STANDARD_80211a)
wifi.SetRemoteStationManager("ns3::ConstantRateWifiManager", "DataMode",
ns.core.StringValue("OfdmRate54Mbps"))
#
# No reason for pesky access points, so we'll use an ad-hoc network.
#
wifiMac = ns.wifi.NqosWifiMacHelper.Default()
wifiMac.SetType("ns3::AdhocWifiMac")
#
# Configure the physcial layer.
#
wifiChannel = ns.wifi.YansWifiChannelHelper.Default()
wifiPhy = ns.wifi.YansWifiPhyHelper.Default()
wifiPhy.SetChannel(wifiChannel.Create())
#
# Install the wireless devices onto our ghost nodes.
#
devices = wifi.Install(wifiPhy, wifiMac, nodes)
#
# We need location information since we are talking about wifi, so add a
# constant position to the ghost nodes.
#
mobility = ns.mobility.MobilityHelper()
positionAlloc = ns.mobility.ListPositionAllocator()
positionAlloc.Add(ns.core.Vector(0.0, 0.0, 0.0))
positionAlloc.Add(ns.core.Vector(5.0, 0.0, 0.0))
mobility.SetPositionAllocator(positionAlloc)
mobility.SetMobilityModel("ns3::ConstantPositionMobilityModel")
mobility.Install(nodes)
#
# Use the TapBridgeHelper to connect to the pre-configured tap devices for
# the left side. We go with "UseLocal" mode since the wifi devices do not
# support promiscuous mode (because of their natures0. This is a special
# case mode that allows us to extend a linux bridge into ns-3 IFF we will
# only see traffic from one other device on that bridge. That is the case
# for this configuration.
#
tapBridge = ns.tap_bridge.TapBridgeHelper()
tapBridge.SetAttribute("Mode", ns.core.StringValue("UseLocal"))
tapBridge.SetAttribute("DeviceName", ns.core.StringValue("tap-left"))
tapBridge.Install(nodes.Get(0), devices.Get(0))
#
# Connect the right side tap to the right side wifi device on the right-side
# ghost node.
#
tapBridge.SetAttribute("DeviceName", ns.core.StringValue("tap-right"))
tapBridge.Install(nodes.Get(1), devices.Get(1))
#
# Run the simulation for ten minutes to give the user time to play around
#
ns.core.Simulator.Stop(ns.core.Seconds(600))
ns.core.Simulator.Run(signal_check_frequency=-1)
ns.core.Simulator.Destroy()
return 0
def main(argv):
cmd = ns.core.CommandLine ()
cmd.simulationTime = 10 #seconds
cmd.distance = 0 #meters
cmd.AddValue ("simulationTime", "Simulation time in seconds")
cmd.AddValue ("distance", "distance of the first sta from the AP")
cmd.Parse (sys.argv)
simulationTime = float(cmd.simulationTime)
distance = float(cmd.distance)
#Configuration arguments
bandwidth = 40
mcs=4
gi = True
expected_val= 25
print "\tMCS's: \t Bandwidth:\t Troughput:\t Delay:\t Lost packets:\t Transmited packets:\t Jitter:"
channel = ns.wifi.YansWifiChannelHelper.Default ()
phy = ns.wifi.YansWifiPhyHelper.Default ()
wifi = ns.wifi.WifiHelper ()
mac = ns.wifi.WifiMacHelper ()
phy.SetChannel (channel.Create ())
payloadSize = 1400 #bytes
#ns.core.Config.SetDefault ("ns3::TcpSocket::SegmentSize", ns.core.UintegerValue (payloadSize))
wifiStaNode = ns.network.NodeContainer ()
wifiStaNode.Create (2)
wifiApNode = ns.network.NodeContainer ()
wifiApNode.Create (1)
wifi.SetStandard (ns.wifi.WIFI_PHY_STANDARD_80211ac)
# Set guard interval
phy.Set ("ShortGuardEnabled", ns.core.BooleanValue (gi))
DataRate = "VhtMcs"+str(mcs)
wifi.SetRemoteStationManager ("ns3::ConstantRateWifiManager","DataMode", ns.core.StringValue (DataRate),
"ControlMode", ns.core.StringValue (DataRate))
ssid = ns.wifi.Ssid ("wifi-80211ac")
mac.SetType ("ns3::StaWifiMac",
"Ssid", ns.wifi.SsidValue (ssid),
"ActiveProbing", ns.core.BooleanValue (False))
staDevice = wifi.Install (phy, mac, wifiStaNode)
mac.SetType ("ns3::ApWifiMac",
"Ssid", ns.wifi.SsidValue (ssid))
apDevice = wifi.Install (phy, mac, wifiApNode)
# Set channel width
ns.core.Config.Set ("/NodeList/*/DeviceList/*/$ns3::WifiNetDevice/Phy/ChannelWidth", ns.core.UintegerValue (bandwidth))
# mobility
mobility = ns.mobility.MobilityHelper ()
positionAlloc = ns.mobility.ListPositionAllocator ()
#distance_2 = distance * 2
positionAlloc.Add (ns.core.Vector3D (0.0, 0.0, 0.0))
positionAlloc.Add (ns.core.Vector3D (0.0, 0.0, 0.0))
positionAlloc.Add (ns.core.Vector3D (distance, 0.0, 0.0))
mobility.SetPositionAllocator (positionAlloc)
mobility.SetMobilityModel ("ns3::ConstantPositionMobilityModel")
mobility.Install (wifiApNode)
mobility.Install (wifiStaNode)
# Internet stack
stack = ns.internet.InternetStackHelper ()
stack.Install (wifiApNode)
stack.Install (wifiStaNode)
address = ns.internet.Ipv4AddressHelper ()
address.SetBase (ns.network.Ipv4Address ("192.168.1.0"), ns.network.Ipv4Mask ("255.255.255.0"))
staNodeInterface = address.Assign (staDevice)
apNodeInterface = address.Assign (apDevice)
# Setting applications
serverApp = ns.network.ApplicationContainer ()
sinkApp = ns.network.ApplicationContainer ()
myServer=ns.applications.UdpServerHelper (9)
serverApp = myServer.Install (ns.network.NodeContainer (wifiApNode))
serverApp.Start (ns.core.Seconds (0.0))
serverApp.Stop (ns.core.Seconds (simulationTime + 1))
temp = float((expected_val*1000000)/(payloadSize*8))
inter =float(1/temp)
inter = format(inter,'f')
tid=5
socketAddress = ns.network.InetSocketAddress(staNodeInterface.GetAddress (1), 9)
socketAddress.SetTos (tid<<5)
myClient = ns.applications.OnOffHelper ("ns3::UdpSocketFactory", socketAddress)
myClient.SetAttribute ("OnTime", ns.core.StringValue ("ns3::ExponentialRandomVariable[Mean=0.976]"))
myClient.SetAttribute("OffTime", ns.core.StringValue ("ns3::ExponentialRandomVariable[Mean=0.001]"))
myClient.SetAttribute ("DataRate", ns.network.DataRateValue (ns.network.DataRate (expected_val*1000000))) # bit/s
myClient.SetAttribute ("PacketSize", ns.core.UintegerValue (payloadSize))
clientApp = myClient.Install (ns.network.NodeContainer (wifiStaNode))
clientApp.Start (ns.core.Seconds (1.0))
clientApp.Stop (ns.core.Seconds (simulationTime + 1))
ns.internet.Ipv4GlobalRoutingHelper.PopulateRoutingTables ()
flowmonitor = ns.flow_monitor.FlowMonitorHelper ()
monitor = flowmonitor.InstallAll ()
monitor.SetAttribute ("StartTime", ns.core.TimeValue (ns.core.Seconds (1)))
monitor.SetAttribute ("DelayBinWidth", ns.core.DoubleValue (0.001))
monitor.SetAttribute ("JitterBinWidth", ns.core.DoubleValue (0.001))
monitor.SetAttribute ("PacketSizeBinWidth", ns.core.DoubleValue (20))
ns.core.Simulator.Stop (ns.core.Seconds (simulationTime+1))
ns.core.Simulator.Run ()
ns.core.Simulator.Destroy ()
monitor.CheckForLostPackets ()
classifier = ns.flow_monitor.Ipv4FlowClassifier ()
classifier = flowmonitor.GetClassifier ()
stats = monitor.GetFlowStats ()
for flow_id, flow_stats in stats:
t = classifier.FindFlow(flow_id)
p_tran = flow_stats.txPackets
p_rec = flow_stats.rxPackets
delay_sum = flow_stats.delaySum
jitter_sum = flow_stats.jitterSum
delay = delay_sum / p_rec
jitter = jitter_sum / (p_rec-1)
lost_packets = flow_stats.lostPackets
throughput = 0
#totalPacketsThrough = serverApp.Get (0).GetReceived ()
totalPacketsThrough = p_rec
throughput = totalPacketsThrough * payloadSize * 8 / (simulationTime * 1000000.0) # Mbit/s
print "Sta",flow_id,"->",mcs,"\t ",bandwidth,"MHz\t",throughput,"Mbit/s\t ",delay,"\t\t",lost_packets,"\t\t",p_tran,"\t\t",jitter
#print "FlowID:",flow_id,"Source Addr:",t.sourceAddress,"Destination Addr:",t.destinationAddress ##Debugowy wpis w celu identyfikacji ruchu
#Stary sposob wyliczania, teraz uzywamy flowMonitora w calosci aby latwiej bylo oddzialac przeplywy
#throughput = 0
## UDP
#totalPacketsThrough = serverApp.Get (0).GetReceived ()
#throughput = totalPacketsThrough * payloadSize * 8 / (simulationTime * 1000000.0) # Mbit/s
#print mcs,"\t ",bandwidth,"MHz\t",throughput,"Mbit/s\t ",delay,"\t\t",lost_packets,"\t\t",p_tran,"\t\t",jitter
return 0
def main(argv):
cmd = ns.core.CommandLine()
cmd.payloadSize = 1472
cmd.simulationTime = 5;
cmd.nMpdus = 1;
cmd.maxAmpduSize = 0;
cmd.enableRts = False
cmd.minExpectedThroughput = 0;
cmd.maxExpectedThroughput = 0;
cmd.nAPs = 9;
cmd.nSTAs = 27;
cmd.area = 50;
cmd.MCS = 7;
cmd.AddValue ("nMpdus", "Number of aggregated MPDUs")
cmd.AddValue ("payloadSize", "Payload size in bytes")
cmd.AddValue ("enableRts", "Enable RTS/CTS")
cmd.AddValue ("simulationTime", "Simulation time in seconds")
cmd.AddValue ("minExpectedThroughput", "if set, simulation fails if the lowest throughput is below this value")
cmd.AddValue ("maxExpectedThroughput", "if set, simulation fails if the highest throughput is above this value")
cmd.AddValue("nAPs","Number of APs")
cmd.AddValue("nSTAs","Number of STAs")
cmd.AddValue("area","Network area")
cmd.AddValue("MCS","MCS value for al APs")
cmd.Parse (sys.argv)
payloadSize = int (cmd.payloadSize)
simulationTime = float (cmd.simulationTime)
nMpdus = int (cmd.nMpdus)
maxAmpduSize = int (cmd.maxAmpduSize)
enableRts = cmd.enableRts
minExpectedThroughput = cmd.minExpectedThroughput
maxExpectedThroughput = cmd.maxExpectedThroughput
nAPs = int(cmd.nAPs);
nSTAs= int (cmd.nSTAs);
area = int(cmd.area);
MCS = int(cmd.MCS);
band = 5; # 5GHz band
if enableRts:
ns.core.Config.SetDefault ("ns3::WifiRemoteStationManager::RtsCtsThreshold",
ns.core.StringValue ("999999"))
else:
ns.core.Config.SetDefault ("ns3::WifiRemoteStationManager::RtsCtsThreshold",
ns.core.StringValue ("0"))
ns.core.Config.SetDefault ("ns3::WifiRemoteStationManager::FragmentationThreshold",
ns.core.StringValue ("990000"))
# Set the maximum size for A-MPDU with regards to the payload size
maxAmpduSize = nMpdus * (payloadSize + 200)
# Set the maximum wireless range to 5 meters in order to reproduce a hidden node scenario
ns.core.Config.SetDefault("ns3::RangePropagationLossModel::MaxRange", ns.core.DoubleValue (20))
wifiStaNodes = ns.network.NodeContainer ()
wifiStaNodes.Create (nSTAs)
wifiApNode = ns.network.NodeContainer ()
wifiApNode.Create (nAPs)
''' Add mobility condition for APs and STAs '''
mobility = ns.mobility.MobilityHelper ()
positionAlloc = ns.mobility.ListPositionAllocator ()
''' Import data from the CSV file about AP location , Station location and STation maps '''
inputs = pd.read_csv('inputs.csv')
AP_xloc = inputs['AP_xloc']
AP_yloc = inputs['AP_yloc']
STA_xloc = inputs['STA_xloc']
STA_yloc = inputs['STA_yloc']
STA_map = inputs['STA_map']
UL_R = inputs['UL_Rate']
DL_R = inputs['DL_Rate']
''' mobility pattern for APs: considering 9 APs '''
for i in range(nAPs):
positionAlloc.Add (ns.core.Vector(AP_xloc[i],AP_yloc[i],0))
''' mobility pattern for STAs , randomly disbtributed STAs '''
mobility.SetPositionAllocator (positionAlloc)
mobility.SetMobilityModel("ns3::ConstantPositionMobilityModel")
mobility.Install (wifiApNode)
positionAlloc1 = ns.mobility.ListPositionAllocator ()
for j in range(nSTAs):
positionAlloc1.Add(ns.core.Vector(STA_xloc[j],STA_yloc[j],0))
mobility.SetPositionAllocator (positionAlloc1)
mobility.SetMobilityModel ("ns3::ConstantPositionMobilityModel")
mobility.Install (wifiStaNodes)
''' set up ipv4 address '''
address = ns.internet.Ipv4AddressHelper()
address.SetBase (ns.network.Ipv4Address ("192.168.1.0"), ns.network.Ipv4Mask ("255.255.255.0"))
stack = ns.internet.InternetStackHelper ()
stack.Install (wifiApNode)
stack.Install (wifiStaNodes)
''' create dictionary to add APs and STAs connection info '''
AP ={};
STA = {}
ApInterface = {};
StaInterface = {};
''' assuming client data is sent to every STA from their respective APs '''
port = 9;
server = ns.applications.UdpServerHelper (port)
serverAp = server.Install(wifiApNode)# (ns.network.NodeContainer(wifiApNode.Get(i)))
serverAp.Start (ns.core.Seconds (0.0))
serverAp.Stop (ns.core.Seconds (simulationTime + 1))
''' assuming STA is the server in this section '''
port1 = 90;
server1 = ns.applications.UdpServerHelper (port1)
serverSta = server1.Install(wifiStaNodes)# (ns.network.NodeContainer(wifiApNode.Get(i)))
serverSta.Start (ns.core.Seconds (0.0))
serverSta.Stop (ns.core.Seconds (simulationTime + 1))
''' setup wifi parameters for APs and STAs '''
WIFI = Wifi_setup(maxAmpduSize) # call wifi setup class
if abs(MCS)==MCS:
print('== Network with Similar AP capacities ==')
MCS = np.array([MCS]*nAPs)#
else:
print('== Network with different AP capacities ==')
MCS = random.randint(8,size=nAPs) # generate different MCS values for different APs
print('MCS for APs: {}'.format(MCS))
''' build connection between APs and STAs '''
for i in range(nAPs):
print(" building network for AP-{}".format(i+1));
ssid = ns.wifi.Ssid("AP-"+str(i+1))
AP[str(i)],Phy = WIFI.wifi_phy(MCS[i],band,wifiApNode.Get(i),ssid)#wifi.Install (phy, mac, wifiApNode.Get(i))
ApInterface[str(i)] = ns.internet.Ipv4InterfaceContainer ()
ApInterface[str(i)] = address.Assign (AP[str(i)])
k, = np.where(STA_map==i) # m corresponds to row and k corresponds to column position
''' create client application for ap where AP is a server'''
client = ns.applications.UdpClientHelper (ApInterface[str(i)].GetAddress (0), port)
Phy.EnablePcap ("SimpleHtHiddenStations_py_Ap_"+str(i),ns.network.NodeContainer
(wifiApNode.Get(i)) )
for j in k: # establish connection with AP-i and STA-j as predicted in the algorithm
STA[str(j)],Phy = WIFI.link_sta(wifiStaNodes.Get(j))
StaInterface[str(j)] = ns.internet.Ipv4InterfaceContainer()
StaInterface[str(j)] = address.Assign(STA[str(j)])
if UL_R[j]>0:
UL_pack = (UL_R[j]*8)/payloadSize
client.SetAttribute ("MaxPackets", ns.core.UintegerValue (UL_pack))
client.SetAttribute ("Interval", ns.core.TimeValue (ns.core.Time ("0.0002")))
client.SetAttribute ("PacketSize", ns.core.UintegerValue (payloadSize))
clientSta = client.Install (ns.network.NodeContainer (wifiStaNodes.Get(j)))
clientSta.Start(ns.core.Seconds(1.0))
clientSta.Stop(ns.core.Seconds(simulationTime + 1))
if DL_R[j]>0:
DL_pack = (DL_R[j]*8)/payloadSize
client2 = ns.applications.UdpClientHelper(StaInterface[str(j)].GetAddress (0), port1)
client2.SetAttribute ("MaxPackets", ns.core.UintegerValue (DL_pack))
client2.SetAttribute ("Interval", ns.core.TimeValue (ns.core.Time
("0.0002")))#
client2.SetAttribute ("PacketSize", ns.core.UintegerValue (payloadSize))
clientAp = client2.Install (ns.network.NodeContainer (wifiApNode.Get(i)))
clientAp.Start (ns.core.Seconds (1.0))
clientAp.Stop (ns.core.Seconds (simulationTime + 1))
Phy.EnablePcap ("SimpleHtHiddenStations_py_Sta"+str(j),
ns.network.NodeContainer(wifiStaNodes.Get(j)))
''' run simulation '''
ns.core.Simulator.Stop(ns.core.Seconds (simulationTime + 1))
ns.core.Simulator.Run()
ns.core.Simulator.Destroy()
''' Upload and Download Throughput calculation '''
''' Upload throughput determined at AP side '''
UL_th =[]; DL_th = []
for i in range(nAPs):
totalPacketsThrough = serverAp.Get(i).GetReceived()
U_th = totalPacketsThrough * payloadSize * 8 / (simulationTime * 1000000.0)
UL_th.append(U_th)
UL_ap = np.zeros(shape=nAPs)
''' Download throughput determined at STA side '''
for j in range(nSTAs):
totalPacketsThrough = serverSta.Get(j).GetReceived()
D_th = totalPacketsThrough * payloadSize * 8 / (simulationTime * 1000000.0)
UL_ap[int(STA_map[j])] = UL_ap[int(STA_map[j])] + D_th;
DL_th.append(D_th)
''' Store it in pandas format and write the data to a csv file '''
res = {
'U_Throughput_AP': pd.Series(UL_th),
'D_Throughput_AP': pd.Series(UL_ap)
}
# , 'D_Throughput': pd.Series(DL_th)
# }
df = pd.DataFrame(res)
df.to_csv('NW_th.csv') # this file is saved in the directory where waf and
print('=========================================================')
print('===== Finished Simulation for the current time slot =====')#scratch file are located
print('=========================================================')
return 0
def main(argv):
payloadSize = 1472 # Bytes
cmd = ns.core.CommandLine()
cmd.simulationTime = 9 # seconds
cmd.apVersion = "80211a" #
cmd.staVersion = "80211n_5GHZ"; #
cmd.apRaa = "Minstrel" #
cmd.staRaa = "MinstrelHt" #
cmd.apHasTraffic = 0 # Enable/disable traffic on the AP
cmd.staHasTraffic = 1 # Enable/disable traffic on the Station
cmd.AddValue("simulationTime", "Simulation time in seconds")
cmd.AddValue("apVersion", "The standard version used by the AP: 80211a, 80211b, 80211g, 80211_10MHZ, 80211_5MHZ, holland, 80211n_2_4GHZ, 80211n_5GHZ or 80211ac")
cmd.AddValue("staVersion", "The standard version used by the station: 80211a, 80211b, 80211g, 80211_10MHZ, 80211_5MHZ, holland, 80211n_2_4GHZ, 80211n_5GHZ or 80211ac")
cmd.AddValue("apRaa", "Rate adaptation algorithm used by the AP")
cmd.AddValue("staRaa", "Rate adaptation algorithm used by the station")
cmd.AddValue("apHasTraffic", "Enable/disable traffic on the AP")
cmd.AddValue("staHasTraffic", "Enable/disable traffic on the station")
cmd.Parse(sys.argv)
simulationTime = float(cmd.simulationTime)
apVersion: str = cmd.apVersion
staVersion: str = cmd.staVersion
apRaa: str = cmd.apRaa
staRaa: str = cmd.staRaa
apHasTraffic = cmd.apHasTraffic
staHasTraffic = cmd.staHasTraffic
# Create nodes
wifiStaNodes = ns.network.NodeContainer()
wifiStaNodes.Create(1)
wifiApNode = ns.network.NodeContainer()
wifiApNode.Create(1)
# Create wireless channel
channel = ns.wifi.YansWifiChannelHelper.Default()
phy = ns.wifi.YansWifiPhyHelper.Default()
phy.SetChannel(channel.Create()) # wireless range limited to 5 meters!
# Default IEEE 802.11n (2.4 GHz)
mac = ns.wifi.HtWifiMacHelper.Default()
wifi = ns.wifi.WifiHelper.Default()
ssid = ns.wifi.Ssid("ns3")
wifi.SetStandard(convertstringtostandard(staVersion))
wifi.SetRemoteStationManager("ns3::" + staRaa + "WifiManager")
# Install PHY and MAC
mac.SetType("ns3::StaWifiMac", "Ssid", ns.wifi.SsidValue(ssid))
staDevices = ns.network.NetDeviceContainer()
staDevices = wifi.Install(phy, mac, wifiStaNodes)
mac.SetType("ns3::ApWifiMac", "Ssid", ns.wifi.SsidValue(ssid))
apDevice = ns.network.NetDeviceContainer()
apDevice = wifi.Install(phy, mac, wifiApNode)
# Workaround needed as long as we do not fully support channel bonding
if staVersion == "80211ac":
ns.core.Config.Set ("/NodeList/*/DeviceList/*/$ns3::WifiNetDevice/Phy/ChannelWidth", ns.core.UintegerValue (20))
ns.core.Config.Set("/NodeList/0/DeviceList/*/$ns3::WifiNetDevice/Phy/Frequency", ns.core.UintegerValue(5180))
if apVersion =="80211ac":
ns.core.Config.Set("/NodeList/*/DeviceList/*/$ns3::WifiNetDevice/Phy/ChannelWidth", ns.core.UintegerValue(20))
ns.core.Config.Set("/NodeList/0/DeviceList/*/$ns3::WifiNetDevice/Phy/Frequency", ns.core.UintegerValue(5180))
# Mobility
mobility = ns.mobility.MobilityHelper()
positionAlloc = ns.mobility.ListPositionAllocator()
positionAlloc.Add(ns.core.Vector3D(0.0, 0.0, 0.0))
positionAlloc.Add(ns.core.Vector3D(5.0, 0.0, 0.0))
mobility.SetPositionAllocator(positionAlloc)
mobility.SetMobilityModel("ns3::ConstantPositionMobilityModel")
mobility.Install(wifiApNode)
mobility.Install(wifiStaNodes)
# Internet stack
stack = ns.internet.InternetStackHelper()
stack.Install(wifiApNode)
stack.Install(wifiStaNodes)
address = ns.internet.Ipv4AddressHelper()
address.SetBase(ns.network.Ipv4Address("192.168.1.0"), ns.network.Ipv4Mask("255.255.255.0"))
staNodeInterface = ns.internet.Ipv4InterfaceContainer()
staNodeInterface = address.Assign(staDevices)
apNodeInterface = ns.internet.Ipv4InterfaceContainer()
apNodeInterface = address.Assign(apDevice)
# Setting applications
apServer = ns.applications.UdpServerHelper(9) # AP server port
apserverApp = apServer.Install(wifiStaNodes.Get(0))
apserverApp.Start(ns.core.Seconds(0.0))
apserverApp.Stop(ns.core.Seconds(simulationTime + 1))
staServer = ns.applications.UdpServerHelper(5001) # Station server port
staServerApp = staServer.Install(wifiStaNodes.Get(0))
staServerApp.Start(ns.core.Seconds(0.0));
staServerApp.Stop(ns.core.Seconds(simulationTime + 1));
if apHasTraffic == 1:
apClient = ns.applications.UdpClientHelper(staNodeInterface.GetAddress(0), 5001);
apClient.SetAttribute("MaxPackets", ns.core.UintegerValue(4294967295))
apClient.SetAttribute("Interval", ns.core.TimeValue(ns.core.Time("0.00001"))) # Packets / Second
apClient.SetAttribute("PacketSize", ns.core.UintegerValue(payloadSize)) # Bytes
apClientApp = apClient.Install(wifiApNode.Get(0))
apClientApp.Start(ns.core.Seconds(1.0))
apClientApp.Stop(ns.core.Seconds(simulationTime + 1))
if staHasTraffic == 1:
staClient = ns.applications.UdpClientHelper(apNodeInterface.GetAddress(0), 9)
staClient.SetAttribute("MaxPackets", ns.core.UintegerValue(4294967295))
staClient.SetAttribute("Interval", ns.core.TimeValue(ns.core.Time("0.00001"))) # Packets / Second
staClient.SetAttribute("PacketSize", ns.core.UintegerValue(payloadSize)) # Bytes
staClientApp = staClient.Install(wifiStaNodes.Get(0))
staClientApp.Start(ns.core.Seconds(1.0))
staClientApp.Stop(ns.core.Seconds(simulationTime + 1))
# Populate routing table
ns.internet.Ipv4GlobalRoutingHelper.PopulateRoutingTables()
# Set simulation time and launch simulation
ns.core.Simulator.Stop(ns.core.Seconds(simulationTime + 1))
ns.core.Simulator.Run()
error = False
if apHasTraffic == 1:
rxBytes = payloadSize * (staServerApp.Get(0).GetReceived())
throughput = (rxBytes * 8) / (simulationTime * 1000000.0); # Mbit / s
print("AP Throughput:", throughput, "Mbit/s")
if throughput == 0:
error = True
if staHasTraffic == 1:
rxBytes = payloadSize * (apServerApp.Get(0)).GetReceived()
throughput = (rxBytes * 8) / (simulationTime * 1000000.0) # Mbit / s
print("STA Throughput:", throughput, "Mbit/s")
if throughput == 0:
error = True
ns.core.Simulator.Destroy()
if error == True:
sys.exit(1)
return 0
