ns3为协议默认安装的loopback接口

来源：互联网发布：淘宝天猫怎么开店编辑：程序博客网时间：2024/06/05 10:58

voidIpv4L3ClickProtocol::SetupLoopback (void){  NS_LOG_FUNCTION_NOARGS ();  Ptr<Ipv4Interface> interface = CreateObject<Ipv4Interface> ();创建接口  Ptr<LoopbackNetDevice> device = 0;初始化环回设备  // First check whether an existing LoopbackNetDevice exists on the node  for (uint32_t i = 0; i < m_node->GetNDevices (); i++)    {      if ((device = DynamicCast<LoopbackNetDevice> (m_node->GetDevice (i))))        {          break;        }    }  if (device == 0)没找到环回设备    {      device = CreateObject<LoopbackNetDevice> ();创建环回设备      m_node->AddDevice (device);加到节点上    }  interface->SetDevice (device);以下没看懂  interface->SetNode (m_node);  Ipv4InterfaceAddress ifaceAddr = Ipv4InterfaceAddress (Ipv4Address::GetLoopback (), Ipv4Mask::GetLoopback ());  interface->AddAddress (ifaceAddr);  uint32_t index = AddIpv4Interface (interface);  Ptr<Node> node = GetObject<Node> ();  node->RegisterProtocolHandler (MakeCallback (&Ipv4L3ClickProtocol::Receive, this),                                 Ipv4L3ClickProtocol::PROT_NUMBER, device);  interface->SetUp ();  if (m_routingProtocol != 0)    {      m_routingProtocol->NotifyInterfaceUp (index);    }}

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