Python NetworkAPI 예제들

예제 #1

from p4utils.mininetlib.network_API import NetworkAPI

net = NetworkAPI()

# Network general options
net.setLogLevel('info')
net.enableCli()

# Network definition
net.addP4Switch('s1', cli_input='s1-commands.txt')
net.setP4Source('s1', 'stateful_firewall.p4')
net.addP4Switch('s2', cli_input='s2-commands.txt')
net.setP4Source('s2', 'ip_forwarding.p4')
net.addHost('h1')
net.addHost('h2')

net.addLink('h1', 's1')
net.addLink('h2', 's2')
net.addLink('s1', 's2')

# Assignment strategy
net.mixed()

# Nodes general options
net.enablePcapDumpAll()
net.enableLogAll()

# Start network
net.startNetwork()

예제 #2

파일: network.py 프로젝트: nsg-ethz/p4-learning

from p4utils.mininetlib.network_API import NetworkAPI

net = NetworkAPI()

# Network general options
net.setLogLevel('info')
net.enableCli()

# Network definition
net.addP4Switch('s1', cli_input='s1-commands.txt')
net.addP4Switch('s2', cli_input='s2-commands.txt')
net.addP4Switch('s3', cli_input='s3-commands.txt')
net.addP4Switch('s4', cli_input='s4-commands.txt')
net.setP4SourceAll('p4src/source_routing.p4')

net.addHost('h1')
net.addHost('h2')

net.addLink('h1', 's1')
net.addLink('s1', 's2')
net.addLink('s1', 's3')
net.addLink('s2', 's4')
net.addLink('s3', 's4')
net.addLink('s4', 'h2')

# Assignment strategy
net.mixed()

# Nodes general options
net.enablePcapDumpAll()
net.enableLogAll()

예제 #3

from p4utils.mininetlib.network_API import NetworkAPI

net = NetworkAPI()

# Network general options
net.setLogLevel('info')
net.enableCli()

# Network definition
net.addP4Switch('s1', cli_input='s1-commands.txt')
net.setP4SourceAll('copy_to_cpu.p4')

net.addHost('h1')
net.addHost('h2')

net.addLink('h1', 's1')
net.addLink('h2', 's1')

# Assignment strategy
net.l3()

# Nodes general options
net.enableCpuPortAll()
net.enablePcapDumpAll()
net.enableLogAll()

# Start the network
net.startNetwork()

예제 #4

파일: network.py 프로젝트: nsg-ethz/p4-learning

from p4utils.mininetlib.network_API import NetworkAPI

net = NetworkAPI()

# Network general options
net.setLogLevel('info')

# Network definition
net.addP4Switch('s1', cli_input='sw-commands/s1-commands.txt')
net.addP4Switch('s2', cli_input='sw-commands/s2-commands.txt')
net.addP4Switch('s3', cli_input='sw-commands/s3-commands.txt')
net.addP4Switch('s4', cli_input='sw-commands/s4-commands.txt')
net.addP4Switch('s5', cli_input='sw-commands/s5-commands.txt')
net.addP4Switch('s6', cli_input='sw-commands/s6-commands.txt')
net.setP4SourceAll('p4src/ecmp.p4')

net.addHost('h1')
net.addHost('h2')

net.addLink("h1", "s1")
net.addLink("h2", "s6")
net.addLink("s1", "s2")
net.addLink("s1", "s3")
net.addLink("s1", "s4")
net.addLink("s1", "s5")
net.addLink("s2", "s6")
net.addLink("s3", "s6")
net.addLink("s4", "s6")
net.addLink("s5", "s6")

# Assignment strategy

예제 #5

파일: network_two_tables.py 프로젝트: nsg-ethz/p4-learning

from p4utils.mininetlib.network_API import NetworkAPI

net = NetworkAPI()

# Network general options
net.setLogLevel('info')
net.enableCli()
net.execScript('sudo python controller_two_tables.py populate 50000')

# Network definition
net.addP4Switch('s1')
net.addP4Switch('s2')
net.addP4Switch('s3')
net.addP4Switch('s4')
net.setP4SourceAll('forwarding_two_tables.p4')

net.addHost('h1')
net.setDefaultRoute('h1', '10.0.1.1')
net.addHost('h2')
net.setDefaultRoute('h2', '10.0.2.1')
net.addHost('h3')
net.setDefaultRoute('h3', '10.250.250.1')

net.addLink('h1', 's1')
net.setIntfIp('h1', 's1', '10.0.1.2/24')
net.setIntfIp('s1', 'h1', '10.0.1.1/24')
net.addLink('s1', 's2')
net.addLink('s1', 's3')
net.addLink('s2', 's4')
net.addLink('s3', 's4')
net.addLink('s4', 'h2')

예제 #6

파일: network_cpu_multi.py 프로젝트: nsg-ethz/p4-learning

from p4utils.mininetlib.network_API import NetworkAPI

net = NetworkAPI()

# Network general options
net.setLogLevel('info')
net.disableArpTables()
net.execScript('python l2_learning_controller.py s1 cpu &', reboot=True)
net.execScript('python l2_learning_controller.py s2 cpu &', reboot=True)
net.execScript('python l2_learning_controller.py s3 cpu &', reboot=True)
net.execScript('python l2_learning_controller.py s4 cpu &', reboot=True)

# Network definition
net.addP4Switch('s1')
net.setP4Source('s1','./p4src/l2_learning_copy_to_cpu.p4')
net.addP4Switch('s2')
net.setP4Source('s2','./p4src/l2_learning_copy_to_cpu.p4')
net.addP4Switch('s3')
net.setP4Source('s3','./p4src/l2_learning_copy_to_cpu.p4')
net.addP4Switch('s4')
net.setP4Source('s4','./p4src/l2_learning_copy_to_cpu.p4')
net.addHost('h1')
net.addHost('h2')
net.addHost('h3')
net.addHost('h4')
net.addHost('h5')
net.addHost('h6')
net.addLink('s1', 'h1')
net.addLink('s1', 'h2')
net.addLink('s2', 's1')
net.addLink('s2', 's3')

예제 #7

파일: network_digest.py 프로젝트: nsg-ethz/p4-learning

from p4utils.mininetlib.network_API import NetworkAPI

net = NetworkAPI()

# Network general options
net.setLogLevel('info')
net.enableCli()
net.disableArpTables()

# Network definition
net.addP4Switch('s1')
net.setP4Source('s1', './p4src/l2_learning_digest.p4')
net.addHost('h1')
net.addHost('h2')
net.addHost('h3')
net.addHost('h4')
net.addLink('s1', 'h1')
net.addLink('s1', 'h2')
net.addLink('s1', 'h3')
net.addLink('s1', 'h4')

# Assignment strategy
net.l2()

# Nodes general options
net.enablePcapDumpAll()
net.enableLogAll()

# Start network
net.startNetwork()

예제 #8

파일: network.py 프로젝트: nsg-ethz/p4-learning

from p4utils.mininetlib.network_API import NetworkAPI

net = NetworkAPI()

# Network general options
net.setLogLevel('info')

# Network definition
net.addP4Switch('s1', cli_input='sx-commands/s1-commands.txt')
net.addP4Switch('s2', cli_input='sx-commands/s2-commands.txt')
net.addP4Switch('s3', cli_input='sx-commands/s3-commands.txt')
net.addP4Switch('s4', cli_input='sx-commands/s4-commands.txt')
net.addP4Switch('s5', cli_input='sx-commands/s5-commands.txt')
net.addP4Switch('s6', cli_input='sx-commands/s6-commands.txt')
net.addP4Switch('s7', cli_input='sx-commands/s7-commands.txt')
net.setP4SourceAll('basics.p4')

net.addHost('h1')
net.addHost('h2')
net.addHost('h3')

net.addLink("h1", "s1", port2=1)
net.addLink("s1", "s2", port1=2, port2=1)
net.addLink("s1", "s3", port1=3, port2=1)
net.addLink("s2", "s4", port1=2, port2=1)
net.addLink("s3", "s4", port1=2, port2=2)
net.addLink("s4", "s5", port1=3, port2=1)
net.addLink("s4", "s6", port1=4, port2=1)
net.addLink("s5", "s7", port1=2, port2=1)
net.addLink("s6", "s7", port1=2, port2=2)
net.addLink("s7", "h2", port1=3)

예제 #9

파일: network.py 프로젝트: nsg-ethz/p4-learning

from p4utils.mininetlib.network_API import NetworkAPI

net = NetworkAPI()

# Network general options
net.setLogLevel('info')
net.enableCli()
net.execScript('./fill_register.py')

# Network definition
net.addP4Switch('s1')
net.setP4Source('s1', 'p4src/recirculate_and_add.p4')
net.addHost('h1')
net.addHost('h2')

net.addLink('s1', 'h1')
net.addLink('s1', 'h2')

# Assignment strategy
net.l2()

# Nodes general options
net.enablePcapDumpAll()
net.enableLogAll()

# Start network
net.startNetwork()

예제 #10

from p4utils.mininetlib.network_API import NetworkAPI

net = NetworkAPI()

# Network general options
net.setLogLevel('info')
net.execScript('python controller-all-ports.py', reboot=True)
net.disableArpTables()

# Network definition
net.addP4Switch('s1')
net.setP4Source('s1', './p4src/l2_flooding_all_ports.p4')
net.setP4CliInput('s1', './s1-commands-all-ports.txt')
net.addHost('h1')
net.addHost('h2')
net.addHost('h3')
net.addHost('h4')
net.addLink('s1', 'h1')
net.addLink('s1', 'h2')
net.addLink('s1', 'h3')
net.addLink('s1', 'h4')

# Assignment strategy
net.l2()

# Nodes general options
net.enablePcapDumpAll()
net.enableLogAll()
net.enableCli()
net.startNetwork()

예제 #11

from p4utils.mininetlib.network_API import NetworkAPI

net = NetworkAPI()

# Network general options
net.setLogLevel('info')

# Network definition
net.addP4Switch('s1')
net.setP4Source('s1', './p4src/l2_basic_forwarding.p4')
net.setP4CliInput('s1', './s1-commands.txt')
net.addHost('h1')
net.addHost('h2')
net.addHost('h3')
net.addHost('h4')
net.addLink('s1', 'h1')
net.addLink('s1', 'h2')
net.addLink('s1', 'h3')
net.addLink('s1', 'h4')

# Assignment strategy
net.l2()

# Nodes general options
net.disablePcapDumpAll()
net.disableLogAll()
net.enableCli()
net.startNetwork()

예제 #12

파일: network_simple.py 프로젝트: nsg-ethz/p4-learning

from p4utils.mininetlib.network_API import NetworkAPI

net = NetworkAPI()

# Network general options
net.setLogLevel('info')

# Network definition
net.addP4Switch('s1')
net.addP4Switch('s2')
net.addP4Switch('s3')
net.setP4SourceAll('rsvp.p4')

net.addHost('h1')
net.addHost('h2')
net.addHost('h3')
net.addHost('h4')
net.addHost('h5')
net.addHost('h6')

net.addLink("h1", "s1")
net.addLink("h2", "s1")
net.addLink("s1", "s2")
net.addLink("s1", "s3")
net.addLink("s2", "s3")
net.addLink("h3", "s2")
net.addLink("h4", "s2")
net.addLink("h5", "s3")
net.addLink("h6", "s3")
net.setBwAll(10)

예제 #13

파일: network.py 프로젝트: nsg-ethz/p4-learning

from p4utils.mininetlib.network_API import NetworkAPI

net = NetworkAPI()

# Network general options
net.setLogLevel('info')

# Network definition
net.addP4Switch('s1')
net.addP4Switch('s2')
net.addP4Switch('s3')
net.addP4Switch('s4')
net.setP4SourceAll('p4src/fast_reroute.p4')

net.addHost('h1')
net.addHost('h2')
net.addHost('h3')
net.addHost('h4')

net.addLink("h1", "s1")
net.addLink("h2", "s2")
net.addLink("h3", "s3")
net.addLink("h4", "s4")
net.addLink("s1", "s2", weight=1)
net.addLink("s2", "s3", weight=1)
net.addLink("s3", "s4", weight=5)
net.addLink("s4", "s1", weight=1)
net.addLink("s1", "s3", weight=10)
net.addLink("s2", "s4", weight=10)

# Assignment strategy

예제 #14

from p4utils.mininetlib.network_API import NetworkAPI

net = NetworkAPI()

# Network general options
net.setLogLevel('info')

# Network definition
net.addP4Switch('s1', cli_input='s1-commands.txt')
net.addP4Switch('s2', cli_input='s2-commands.txt')
net.setP4SourceAll('heavy_hitter.p4')

net.addHost('h1')
net.addHost('h2')

net.addLink("h1", "s1", port2=1)
net.addLink("s1", "s2", port1=2, port2=2)
net.addLink("s2", "h2", port1=1)

# Assignment strategy
net.mixed()

# Nodes general options
net.disablePcapDumpAll()
net.disableLogAll()
net.enableCli()
net.startNetwork()

예제 #15

파일: network.py 프로젝트: nsg-ethz/p4-learning

from p4utils.mininetlib.network_API import NetworkAPI

net = NetworkAPI()

# Network general options
net.setLogLevel('info')
net.enableCli()

# Network definition
net.addP4Switch('s1', cli_input='s1-commands.txt')
net.setP4Source('s1','verify_checksum.p4')
net.addHost('h1')
net.addHost('h2')
net.addLink('s1', 'h1')
net.addLink('s1', 'h2')

# Assignment strategy
net.mixed()

# Nodes general options
net.enablePcapDumpAll()
net.enableLogAll()

# Start network
net.startNetwork()

예제 #16

from p4utils.mininetlib.network_API import NetworkAPI

net = NetworkAPI()

# Network general options
net.setLogLevel('info')

# Network definition
net.addP4Switch('s1')
net.addP4Switch('s2')
net.addP4Switch('s3')
net.addP4Switch('s4')
net.addP4Switch('s5')
net.addP4Switch('s6')
net.setP4SourceAll('p4src/ecmp.p4')

net.addHost('h1')
net.addHost('h2')

net.addLink("h1", "s1")
net.addLink("h2", "s6")
net.addLink("s1", "s2")
net.addLink("s1", "s3")
net.addLink("s1", "s4")
net.addLink("s1", "s5")
net.addLink("s2", "s6")
net.addLink("s3", "s6")
net.addLink("s4", "s6")
net.addLink("s5", "s6")

# Assignment strategy

예제 #17

from p4utils.mininetlib.network_API import NetworkAPI

net = NetworkAPI()

# Network general options
net.setLogLevel('info')
net.setCompiler(p4rt=True)
net.execScript('python controller-other-ports.py', reboot=True)
net.disableArpTables()

# Network definition
net.addP4RuntimeSwitch('s1')
net.setP4Source('s1', './p4src/l2_flooding_other_ports.p4')
net.addHost('h1')
net.addHost('h2')
net.addHost('h3')
net.addHost('h4')
net.addLink('s1', 'h1')
net.addLink('s1', 'h2')
net.addLink('s1', 'h3')
net.addLink('s1', 'h4')

# Assignment strategy
net.l2()

# Nodes general options
net.enablePcapDumpAll()
net.enableLogAll()
net.enableCli()
net.startNetwork()

예제 #18

파일: network_cpu.py 프로젝트: nsg-ethz/p4-learning

from p4utils.mininetlib.network_API import NetworkAPI

net = NetworkAPI()

# Network general options
net.setLogLevel('info')
net.setCompiler(p4rt=True)
net.disableArpTables()

# Network definition
net.addP4RuntimeSwitch('s1')
net.setP4Source('s1', './p4src/l2_learning_copy_to_cpu.p4')
net.addHost('h1')
net.addHost('h2')
net.addHost('h3')
net.addHost('h4')
net.addLink('s1', 'h1')
net.addLink('s1', 'h2')
net.addLink('s1', 'h3')
net.addLink('s1', 'h4')

# Assignment strategy
net.l2()

# Nodes general options
net.enableCpuPortAll()
net.enablePcapDumpAll()
net.enableLogAll()
net.enableCli()
net.startNetwork()

예제 #19

from p4utils.mininetlib.network_API import NetworkAPI

net = NetworkAPI()

# Network general options
net.setLogLevel('info')
net.setCompiler(p4rt=True)
net.execScript('python controller.py', reboot=True)

# Network definition
net.addP4RuntimeSwitch('s1')
net.addP4RuntimeSwitch('s2')
net.addP4RuntimeSwitch('s3')
net.addP4RuntimeSwitch('s4')
net.addP4RuntimeSwitch('s5')
net.addP4RuntimeSwitch('s6')
net.addP4RuntimeSwitch('s7')
net.setP4SourceAll('basics.p4')

net.addHost('h1')
net.addHost('h2')
net.addHost('h3')

net.addLink("h1", "s1", port2=1)
net.addLink("s1", "s2", port1=2, port2=1)
net.addLink("s1", "s3", port1=3, port2=1)
net.addLink("s2", "s4", port1=2, port2=1)
net.addLink("s3", "s4", port1=2, port2=2)
net.addLink("s4", "s5", port1=3, port2=1)
net.addLink("s4", "s6", port1=4, port2=1)
net.addLink("s5", "s7", port1=2, port2=1)

예제 #20

from p4utils.mininetlib.network_API import NetworkAPI

net = NetworkAPI()

# Network general options
net.setLogLevel('info')
net.execScript('python routing-controller.py', reboot=True)

# Network definition
net.addP4Switch('s1')
net.addP4Switch('s2')
net.addP4Switch('s3')
net.addP4Switch('s4')
net.addP4Switch('s5')
net.addP4Switch('s6')
net.setP4SourceAll('p4src/loadbalancer.p4')

net.addHost('h1')
net.addHost('h2')
net.addHost('h3')
net.addHost('h4')
net.addHost('h5')
net.addHost('h6')
net.addHost('h7')
net.addHost('h8')

net.addLink("h1", "s1")
net.addLink("h2", "s1")
net.addLink("h3", "s1")
net.addLink("h4", "s1")
net.addLink("h5", "s6")

예제 #21

from p4utils.mininetlib.network_API import NetworkAPI

net = NetworkAPI()

# Network general options
net.setLogLevel('info')
net.enableCli()

# Network definition
net.addP4Switch('s1', cli_input='s1-commands.txt')
net.addP4Switch('s2', cli_input='s2-commands.txt')
net.addP4Switch('s3', cli_input='s3-commands.txt')
net.setP4SourceAll('forwarding_two_tables.p4')

net.addHost('h1')
net.addHost('h2')
net.addHost('h3')
net.addHost('h4')

net.addLink('h1', 's1')
net.addLink('h2', 's2')
net.addLink('s1', 's2')
net.addLink('s1', 's3')
net.addLink('h3', 's3')
net.addLink('h4', 's3')

# Assignment strategy
net.mixed()

# Nodes general options
net.enablePcapDumpAll()

예제 #22

파일: network.py 프로젝트: nsg-ethz/p4-learning

from p4utils.mininetlib.network_API import NetworkAPI

net = NetworkAPI()

# Network general options
net.setLogLevel('info')

# Network definition
net.addP4Switch('s1')
net.setP4Source('s1', 'reflector.p4')
net.addHost('h1')
net.addLink('s1', 'h1')

# Assignment strategy
net.l2()

# Nodes general options
net.enablePcapDumpAll()
net.enableLogAll()
net.enableCli()
net.startNetwork()

예제 #23

파일: network.py 프로젝트: nsg-ethz/p4-learning

from p4utils.mininetlib.network_API import NetworkAPI

net = NetworkAPI()

# Network general options
net.setLogLevel('info')

# Network definition
net.addP4Switch('s1', cli_input='s1-commands.txt')
net.setP4SourceAll('p4src/cm-sketch.p4')

net.addHost('h1')
net.addHost('h2')

net.addLink("h1", "s1")
net.addLink("h2", "s1")

# Assignment strategy
net.mixed()

# Nodes general options
net.disablePcapDumpAll()
net.disableLogAll()
net.enableCli()
net.startNetwork()

예제 #24

파일: network.py 프로젝트: nsg-ethz/p4-learning

from p4utils.mininetlib.network_API import NetworkAPI

net = NetworkAPI()

# Network general options
net.setLogLevel('info')
net.enableCli()

# Network definition
net.addP4Switch('s1', cli_input='s1-commands.txt')
net.setP4Source('s1', './p4src/multicast.p4')
net.addHost('h1')
net.addHost('h2')
net.addHost('h3')
net.addHost('h4')
net.addLink('s1', 'h1')
net.addLink('s1', 'h2')
net.addLink('s1', 'h3')
net.addLink('s1', 'h4')

# Assignment strategy
net.mixed()

# Nodes general options
net.enablePcapDumpAll()
net.enableLogAll()

# Start network
net.startNetwork()

예제 #25

파일: network_table.py 프로젝트: nsg-ethz/p4-learning

from p4utils.mininetlib.network_API import NetworkAPI

net = NetworkAPI()

# Network general options
net.setLogLevel('info')
net.enableCli()

# Network definition
net.addP4Switch('s1')
net.setP4Source('s1', 'repeater_with_table.p4')
net.setP4CliInput('s1', 's1-commands.txt')
net.addHost('h1')
net.addHost('h2')
net.addLink('s1', 'h1')
net.addLink('s1', 'h2')

# Assignment strategy
net.l2()

# Nodes general options
net.enablePcapDumpAll()
net.enableLogAll()

# Start network
net.startNetwork()

예제 #26

파일: network_fattree.py 프로젝트: nsg-ethz/p4-learning

from p4utils.mininetlib.network_API import NetworkAPI

net = NetworkAPI()

# Network general options
net.setLogLevel('info')
net.execScript('python routing-controller.py', reboot=True)

# Network definition
net.addP4Switch('s1')
net.addP4Switch('s2')
net.addP4Switch('s3')
net.addP4Switch('s4')
net.addP4Switch('s5')
net.addP4Switch('s6')
net.addP4Switch('s7')
net.addP4Switch('s8')
net.addP4Switch('s9')
net.addP4Switch('s10')
net.addP4Switch('s11')
net.addP4Switch('s12')
net.addP4Switch('s13')
net.addP4Switch('s14')
net.addP4Switch('s15')
net.addP4Switch('s16')
net.addP4Switch('s17')
net.addP4Switch('s18')
net.addP4Switch('s19')
net.addP4Switch('s20')
net.setP4SourceAll('p4src/loadbalancer.p4')

예제 #27

from p4utils.mininetlib.network_API import NetworkAPI

net = NetworkAPI()

# Network general options
net.setLogLevel('info')
net.enableCli()

# Network definition
net.addP4Switch('s1', cli_input='direct_commands.txt')
net.setP4Source('s1', 'direct_meter.p4')
net.addHost('h1')
net.addHost('h2')
net.addLink('s1', 'h1')
net.addLink('s1', 'h2')

# Nodes general options
net.enablePcapDumpAll()
net.enableLogAll()

# Start network
net.startNetwork()

예제 #28

from p4utils.mininetlib.network_API import NetworkAPI

net = NetworkAPI()

# Network general options
net.setLogLevel('info')
net.enableCli()

# Network definition
net.addP4Switch('s1', cli_input='s1-commands.txt')
net.setP4SourceAll('ecn.p4')

net.addHost('h1')
net.addHost('h2')
net.addHost('h3')

net.addLink('h1', 's1')
net.addLink('h2', 's1')
net.addLink('h3', 's1', bw=0.5)

# Assignment strategy
net.l3()

# Nodes general options
net.enablePcapDumpAll()
net.enableLogAll()

# Start the network
net.startNetwork()

예제 #29

파일: network.py 프로젝트: nsg-ethz/p4-learning

from p4utils.mininetlib.network_API import NetworkAPI

net = NetworkAPI()

# Network general options
net.setLogLevel('info')
net.setCompiler(p4rt=True)

# Network definition
net.addP4RuntimeSwitch('s1')
net.addP4RuntimeSwitch('s2')
net.addP4RuntimeSwitch('s3')
net.addP4RuntimeSwitch('s4')
net.addP4RuntimeSwitch('s5')
net.addP4RuntimeSwitch('s6')
net.addP4RuntimeSwitch('s7')
net.setP4SourceAll('rsvp.p4')

net.addHost('h1')
net.addHost('h2')
net.addHost('h3')
net.addHost('h4')
net.addHost('h5')
net.addHost('h6')

net.addLink("h1", "s1")
net.addLink("h2", "s1")
net.addLink("s1", "s2")
net.addLink("s1", "s3")
net.addLink("s2", "s4")
net.addLink("s3", "s4")

예제 #30

파일: network.py 프로젝트: nsg-ethz/p4-learning

from p4utils.mininetlib.network_API import NetworkAPI

net = NetworkAPI()

# Network general options
net.setLogLevel('info')
net.setCompiler(p4rt=True)
net.execScript('python controller.py', reboot=True)
net.enableCli()

# Network definition
net.addP4RuntimeSwitch('s1')
net.setP4Source('s1', 'repeater.p4')
net.addHost('h1')
net.addHost('h2')
net.addLink('s1', 'h1')
net.addLink('s1', 'h2')

# Assignment strategy
net.l2()

# Nodes general options
net.enablePcapDumpAll()
net.enableLogAll()

# Start network
net.startNetwork()