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Lab task for assignment #39 #16

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Lab task for assignment #39 #16

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82 changes: 82 additions & 0 deletions ipv6/fragmentation-ipv6.py
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import sys

import ns.applications
import ns.core
import ns.internet
import ns.mobility
import ns.network
import ns.point_to_point
import ns.wifi
import ns.csma
import ns.olsr

def main(argv):
cmd = ns.core.CommandLine()
cmd.verbose = 10
ns.core.LogComponentEnable ("Ipv6L3Protocol", ns.core.LOG_LEVEL_ALL)
ns.core.LogComponentEnable ("Icmpv6L4Protocol", ns.core.LOG_LEVEL_ALL)
ns.core.LogComponentEnable ("Ipv6StaticRouting", ns.core.LOG_LEVEL_ALL)
ns.core.LogComponentEnable ("Ipv6Interface", ns.core.LOG_LEVEL_ALL)
ns.core.LogComponentEnable ("Ping6Application", ns.core.LOG_LEVEL_ALL)

print("Create nodes.")
n0 = CreateObject<Node> ()
r = CreateObject<Node> ()
n1 = CreateObject<Node> ()

net1 = ns.network.NodeContainer(n0, r)
net2 = ns.network.NodeContainer(r, n1)
all = ns.network.NodeContainer(n0, r, n1)

print ("Create IPv6 Internet Stack")
internetv6 = ns.internet.InternetStackHelper()
internetv6.Install (all)

print ("Create channels.")
csma = ns.csma.CsmaHelper()
csma.SetChannelAttribute ("DataRate", ns.network.DataRateValue (ns.network.DataRate(5000000)))
csma.SetChannelAttribute ("Delay", ns.core.TimeValue (ns.core.MilliSeconds (2)))
d1 = csma.Install (net1)
d2 = csma.Install (net2)

print ("Create networks and assign IPv6 Addresses.")
ipv6 = ns.internet.Ipv6AddressHelper()
ipv6.NewNetwork (Ipv6Address ("2001:1::"), Ipv6Prefix (64))
i1 = ipv6.Assign (d1)
i1.SetForwarding (1, true)
i1.SetDefaultRouteInAllNodes (1)
ipv6.NewNetwork (ns.internet.Ipv6Address ("2001:2::"), ns.core.Ipv6Prefix (64))
i2 = ipv6.Assign (d2)
i2.SetForwarding (0, true)
i2.SetDefaultRouteInAllNodes (0)

routingHelper = ns.internet.Ipv6StaticRoutingHelper()
routingStream = Create<OutputStreamWrapper> ()
routingHelper.PrintRoutingTableAt (Seconds (0), n0, routingStream)

/* Create a Ping6 application to send ICMPv6 echo request from n0 to n1 via r */
packetSize = 4096;
maxPacketCount = 5;
interPacketInterval = ns.core.Seconds (1.0);
ping6 = ns.applications.Ping6Helper

ping6.SetLocal (i1.GetAddress (0, 1))
ping6.SetRemote (i2.GetAddress (1, 1))

ping6.SetAttribute ("MaxPackets", ns.core.UintegerValue (maxPacketCount))
ping6.SetAttribute ("Interval", ns.core.TimeValue (interPacketInterval))
ping6.SetAttribute ("PacketSize", ns.core.UintegerValue (packetSize))
apps = ping6.Install (ns.network.NodeContainer(net1.Get (0)))
apps.Start (ns.core.Seconds (2.0))
apps.Stop (ns.core.Seconds (20.0))

ascii = ns.network.AsciiTraceHelper
csma.EnableAsciiAll (ascii.CreateFileStream ("fragmentation-ipv6.tr"))
csma.EnablePcapAll ("fragmentation-ipv6", true)

print ("Run Simulation.")
ns.core.Simulator.Run ();
ns.core.Simulator.Destroy ()
print ("Done.")
}

64 changes: 64 additions & 0 deletions ipv6/ping6.py
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import ns.applications
import ns.core
import ns.internet
import ns.network
import ns.point_to_point
import ns.mobility
import ns.wifi
import ns.csma
import ns.olsr

verbose = false
if (verbose)
{
ns.core.LogComponentEnable ("Ping6Example", ns.core.LOG_LEVEL_INFO);
ns.core.LogComponentEnable ("Ipv6EndPointDemux", ns.core.LOG_LEVEL_ALL);
ns.core.LogComponentEnable ("Ipv6L3Protocol", ns.core.LOG_LEVEL_ALL);
ns.core.LogComponentEnable ("Ipv6StaticRouting", ns.core.LOG_LEVEL_ALL);
ns.core.LogComponentEnable ("Ipv6ListRouting", ns.core.LOG_LEVEL_ALL);
ns.core.LogComponentEnable ("Ipv6Interface", ns.core.LOG_LEVEL_ALL);
ns.coreLogComponentEnable ("Icmpv6L4Protocol", ns.core.LOG_LEVEL_ALL);
ns.core.LogComponentEnable ("Ping6Application", ns.core.LOG_LEVEL_ALL);
ns.core.LogComponentEnable ("NdiscCache", ns.core.LOG_LEVEL_ALL);
}

print ("Create nodes.")
n = ns.network.NodeContainer()
n.Create(4)

stack = ns.internet.InternetStackHelper()
stack.Install(n)

print ("Create channels.")
csma=ns.csma.CsmaHelper()
csma.SetChannelAttribute("DataRate", ns.network.DataRateValue(ns.network.DataRate(5000000)))
csma.SetChannelAttribute("Delay", ns.core.TimeValue(ns.core.MilliSeconds(2)))
d = csma.Install(n)

print ("Assign IPv6 addresses")
ipv6 = ns.internet.Ipv6AddressHelper()
i = ipv6.assign(d)

print ("Create applications")
packetsize = 1024
maxPacketCount = 5
interPacketInterval = ns.core.Seconds(1.)
ping6 = ns.applications.Ping6Helper()

//one line here
ping6.SetRemote(i.GetAddress(1, 1))

ping6.SetAttribute("MaxPackets", ns.core.UintegerValue(maxPacketCount))
ping6.SetAttribute("Interval", ns.core.TimeValue(interPacketInterval))
ping6.SetAttribute("PacketSize", ns.core.UintegerValue(packetSize))
apps = ping6.Install(ns.network.NodeContainer(n.Get(0)))
apps.Start(ns.core.Seconds(2.0))
apps.Stop(ns.core.Seconds(10.0))

ascii = ns.network.AsciiTraceHelper()
csma.EnableAsciiAll(ascii.CreateFileStream("ping6.tr"))
csma.EnablePcapAll("ping6", True)

print ("Run simulation")
ns.core.Simulator.Run()
ns.core.Simulator.Destroy()