diff --git a/ipv6/fragmentation-ipv6.py b/ipv6/fragmentation-ipv6.py
new file mode 100644
index 0000000..e6c2945
--- /dev/null
+++ b/ipv6/fragmentation-ipv6.py
@@ -0,0 +1,82 @@
+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.")
+}
+
diff --git a/ipv6/ping6.py b/ipv6/ping6.py
new file mode 100644
index 0000000..d251dc5
--- /dev/null
+++ b/ipv6/ping6.py
@@ -0,0 +1,64 @@
+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()