1.1 --- a/examples/netfilter-example.cc	Fri Jul 31 00:57:33 2009 +0600
     1.2 +++ b/examples/netfilter-example.cc	Thu Aug 06 11:34:29 2009 +0600
     1.3 @@ -21,6 +21,7 @@
     1.4  #include "ns3/global-route-manager.h"
     1.5  #include "ns3/on-off-helper.h"
     1.6  #include "ns3/v4ping-helper.h"
     1.7 +#include "ns3/ipv4-l3-protocol.h"
     1.8  
     1.9  using namespace ns3;
    1.10  
    1.11 @@ -61,45 +62,54 @@
    1.12    stack.Install (second.Get(1));
    1.13  
    1.14    Ipv4AddressHelper address1;
    1.15 -  address1.SetBase ("10.1.1.0", "255.255.255.0");
    1.16 +  address1.SetBase ("192.168.1.0", "255.255.255.0");
    1.17    
    1.18    Ipv4AddressHelper address2;
    1.19 -  address2.SetBase ("10.2.2.0", "255.255.255.0");
    1.20 +  address2.SetBase ("203.82.48.0", "255.255.255.0");
    1.21  
    1.22    Ipv4InterfaceContainer firstInterfaces = address1.Assign (devices1);
    1.23 -  Ipv4InterfaceContainer rightInterfaces = address2.Assign (devices2);
    1.24 +  Ipv4InterfaceContainer secondInterfaces = address2.Assign (devices2);
    1.25 +
    1.26 +  Ptr <Ipv4> ipv4 = first.Get (1)->GetObject<Ipv4> ();
    1.27 +  std::cout << "Number of interfaces on node " << first.Get (1)->GetId () << ": " << ipv4->GetNInterfaces () << std::endl;
    1.28 +
    1.29 +  Ptr <Ipv4L3Protocol> ipv4L3 = DynamicCast <Ipv4L3Protocol>(first.Get (1)->GetObject<Ipv4> ());
    1.30 +  Ipv4Netfilter *netfilter = ipv4L3->GetNetfilter ();
    1.31 +  netfilter->EnableNat ();
    1.32 +  std::cout << "Adding rule at node " << first.Get (1)->GetId () << ", device " << first.Get (1)->GetDevice (1)->GetIfIndex () << std::endl;
    1.33 +  netfilter->AddNatRule ( NatRule (Ipv4Address ("192.168.1.1"), Ipv4Address ("203.82.48.1"), first.Get (1)->GetDevice (1)));
    1.34  
    1.35    UdpEchoServerHelper echoServer (9);
    1.36  
    1.37 -  ApplicationContainer serverApps = echoServer.Install (first.Get (0));
    1.38 +  ApplicationContainer serverApps = echoServer.Install (second.Get (1));
    1.39    serverApps.Start (Seconds (1.0));
    1.40    serverApps.Stop (Seconds (10.0));
    1.41  
    1.42 -  UdpEchoClientHelper echoClient (firstInterfaces.GetAddress (0), 9);
    1.43 +  UdpEchoClientHelper echoClient (secondInterfaces.GetAddress (1), 9);
    1.44    echoClient.SetAttribute ("MaxPackets", UintegerValue (1));
    1.45    echoClient.SetAttribute ("Interval", TimeValue (Seconds (1.)));
    1.46 -  echoClient.SetAttribute ("PacketSize", UintegerValue (1024));
    1.47 +  echoClient.SetAttribute ("PacketSize", UintegerValue (512));
    1.48  
    1.49 -  ApplicationContainer clientApps = echoClient.Install (second.Get (1));
    1.50 +  ApplicationContainer clientApps = echoClient.Install (first.Get (0));
    1.51    clientApps.Start (Seconds (2.0));
    1.52    clientApps.Stop (Seconds (10.0));
    1.53  
    1.54    OnOffHelper onOff ( "ns3::TcpSocketFactory", 
    1.55 -                      Address (InetSocketAddress ("10.1.1.1", port)));
    1.56 +                      Address (InetSocketAddress ("192.168.1.1", port)));
    1.57    onOff.SetAttribute ("MaxBytes", UintegerValue (512));
    1.58  
    1.59    ApplicationContainer onOffApp = onOff.Install (second.Get (1));
    1.60  
    1.61    PacketSinkHelper packetSink ( "ns3::TcpSocketFactory",
    1.62 -                                Address (InetSocketAddress ("10.1.1.1", port)));
    1.63 +                                Address (InetSocketAddress ("192.168.1.1", port)));
    1.64  
    1.65    ApplicationContainer packetSinkApp = packetSink.Install (first.Get (0));
    1.66  
    1.67 -  packetSinkApp.Start (Seconds (2.0));
    1.68 +  /*packetSinkApp.Start (Seconds (2.0));
    1.69    packetSinkApp.Stop (Seconds (4.0));
    1.70  
    1.71    onOffApp.Start (Seconds (3.0));
    1.72 -  onOffApp.Stop (Seconds (4.0));
    1.73 +  onOffApp.Stop (Seconds (4.0));*/
    1.74  
    1.75    /*ApplicationContainer pingApp = ping.Install (first.Get (0));
    1.76    pingApp.Start (Seconds (3.0));