def run(self):
# parameters
Sim.scheduler.reset()
Sim.set_debug(True)
# setup network
n1 = Node()
n2 = Node()
l = Link(address=1,startpoint=n1,endpoint=n2,queue_size=self.queue_size,bandwidth=10000000,propagation=0.01,loss=self.loss, printOut=True)
n1.add_link(l)
n1.add_forwarding_entry(address=2,link=l)
l = Link(address=2,startpoint=n2,endpoint=n1,queue_size=self.queue_size,bandwidth=10000000,propagation=0.01,loss=self.loss)
n2.add_link(l)
n2.add_forwarding_entry(address=1,link=l)
# setup transport
t1 = Transport(n1)
t2 = Transport(n2)
# setup application
a = AppHandler("2_1-" + self.filename)
# setup connection
c1 = My_RTP(t1,1,1,2,1,a)
c2 = My_RTP(t2,2,1,1,1,a)
# setup application
a = AppHandler("2_2-" + self.filename)
# setup connection
c3 = My_RTP(t1,1,2,2,2,a)
c4 = My_RTP(t2,2,2,1,2,a)
# send a file
with open(self.filename,'r') as f:
while True:
data = f.read(1000)
if not data:
break
c1.load_buffer(data)
c3.load_buffer(data)
c1.set_file_prefix("2_1")
c2.set_file_prefix("2_1")
c3.set_file_prefix("2_2")
c4.set_file_prefix("2_2")
c1.open_window_file()
c3.open_window_file()
Sim.scheduler.add(delay=0, event="window_init", handler=c1.window_init)
Sim.scheduler.add(delay=0, event="window_init", handler=c3.window_init)
# run the simulation
Sim.scheduler.run()
n1.links[0].myfile.close()
c1.close_window_file()
c3.close_window_file()
Sim.close_rate_file()
def run(self):
# parameters
Sim.scheduler.reset()
Sim.set_debug(False)
# setup network
n1 = Node()
n2 = Node()
l = Link(address=1,startpoint=n1,endpoint=n2,loss=self.loss,bandwidth=100000000,propagation=0.01)
if self.experiments:
l = Link(address=1,startpoint=n1,endpoint=n2,loss=self.loss,bandwidth=100000000,propagation=0.01, queue_size=100)
n1.add_link(l)
n1.add_forwarding_entry(address=2,link=l)
l = Link(address=2,startpoint=n2,endpoint=n1,loss=self.loss,bandwidth=100000000,propagation=0.01)
if self.experiments:
l = Link(address=2,startpoint=n2,endpoint=n1,loss=self.loss,bandwidth=100000000,propagation=0.01, queue_size=100)
n2.add_link(l)
n2.add_forwarding_entry(address=1,link=l)
# setup transport
t1 = Transport(n1)
t2 = Transport(n2)
# setup application
a = AppHandler(self.filename)
# setup connection
c1 = ReliableTransport(t1,1,1,2,1,self.window_size,a)
c2 = ReliableTransport(t2,2,1,1,1,self.window_size,a)
# send a file
with open(self.filename,'r') as f:
c1.stats.set_size(os.path.getsize(self.filename))
while True:
data = f.read(1000)
if not data:
break
Sim.scheduler.add(delay=0, event=data, handler=c1.send)
# run the simulation
Sim.scheduler.run()
print "Average queueing delay =", c1.stats.average()
print "Throughput =", c1.stats.throughput(Sim.scheduler.current_time())
def run(self):
# parameters
Sim.scheduler.reset()
Sim.set_debug(True)
# setup network
n1 = Node()
n2 = Node()
l = Link(address=1,startpoint=n1,endpoint=n2,loss=self.loss,
bandwidth=10000000.0,propagation=0.01,queue_size=self.queue)
n1.add_link(l)
n1.add_forwarding_entry(address=2,link=l)
l = Link(address=2,startpoint=n2,endpoint=n1,loss=self.loss,
bandwidth=10000000.0,propagation=0.01,queue_size=self.queue)
n2.add_link(l)
n2.add_forwarding_entry(address=1,link=l)
# setup transport
t1 = Transport(n1)
t2 = Transport(n2)
# setup application
a = AppHandler(self.filename)
# setup connection
c1 = TCP(t1,1,1,2,1,app=a,window=self.window)
c2 = TCP(t2,2,1,1,1,app=a,window=self.window)
# send a file
with open(self.filename,'r') as f:
while True:
data = f.read(1000)
if not data:
break
Sim.scheduler.add(delay=0, event=data, handler=c1.send)
# run the simulation
Sim.scheduler.run()
print "Total queuing delay: ", a.total_queuing_delay
print "Total packets sent: ", a.total_packets_sent
def run(self):
# parameters
Sim.scheduler.reset()
Sim.set_debug(True)
# setup network
n1 = Node()
n2 = Node()
l = Link(address=1,startpoint=n1,endpoint=n2,queue_size=self.queue_size,bandwidth=10000000,propagation=0.01,loss=self.loss)
n1.add_link(l)
n1.add_forwarding_entry(address=2,link=l)
l = Link(address=2,startpoint=n2,endpoint=n1,queue_size=self.queue_size,bandwidth=10000000,propagation=0.01,loss=self.loss)
n2.add_link(l)
n2.add_forwarding_entry(address=1,link=l)
# setup transport
t1 = Transport(n1)
t2 = Transport(n2)
# setup application
a = AppHandler(self.filename)
# setup connection
c1 = My_RTP(t1,1,1,2,1,a)
c2 = My_RTP(t2,2,1,1,1,a)
# send a file
with open(self.filename,'r') as f:
while True:
data = f.read(1000)
if not data:
break
c1.load_buffer(data)
c1.window_init(self.window_size)
# run the simulation
Sim.scheduler.run()
def run(self):
# parameters
Sim.scheduler.reset()
Sim.set_debug(True)
# setup network
n1 = Node()
n2 = Node()
l = Link(address=1,startpoint=n1,endpoint=n2,loss=self.loss)
n1.add_link(l)
n1.add_forwarding_entry(address=2,link=l)
l = Link(address=2,startpoint=n2,endpoint=n1,loss=self.loss)
n2.add_link(l)
n2.add_forwarding_entry(address=1,link=l)
# setup transport
t1 = Transport(n1)
t2 = Transport(n2)
# setup application
a = AppHandler(self.filename)
# setup connection
c1 = StopAndWait(t1,1,1,2,1,a)
c2 = StopAndWait(t2,2,1,1,1,a)
# send a file
with open(self.filename,'r') as f:
while True:
data = f.read(1000)
if not data:
break
Sim.scheduler.add(delay=0, event=data, handler=c1.send)
# run the simulation
Sim.scheduler.run()
