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是否可以将 Wcf UdpDiscoveryEndpoint 与广播地址而不是多播一起使用？我尝试使用广播地址，但抛出了异常，这是 WcfDiscovery 的限制吗？

这是一个例外：

System.Net.Sockets.SocketException (0x80004005): The requested address is not valid in its context
   at System.Net.Sockets.Socket.DoBind(EndPoint endPointSnapshot, SocketAddress socketAddress)
   at System.Net.Sockets.Socket.Bind(EndPoint localEP)
   at System.ServiceModel.Channels.UdpUtility.BindSocket(Socket socket, IPEndPoint localEndpoint)
   at System.ServiceModel.Channels.UdpUtility.CreateListenSocket(IPAddress ipAddress, Int32& port, Int32 receiveBufferSize, Int32 timeToLive, Int32 interfaceIndex, Boolean allowMulticastLoopback, Boolean isLoopbackAdapter)
   at System.ServiceModel.Channels.UdpChannelListener.InitSockets(Boolean updateListenPort)
   at System.ServiceModel.Channels.UdpChannelListener..ctor(IUdpTransportSettings settings, BindingContext context)
   at System.ServiceModel.Channels.UdpTransportBindingElement.BuildChannelListener[TChannel](BindingContext context)
   at System.ServiceModel.Channels.BindingContext.BuildInnerChannelListener[TChannel]()
   at System.ServiceModel.Channels.MessageEncodingBindingElement.InternalBuildChannelListener[TChannel](BindingContext context)
   at System.ServiceModel.Channels.TextMessageEncodingBindingElement.BuildChannelListener[TChannel](BindingContext context)
   at System.ServiceModel.Channels.BindingContext.BuildInnerChannelListener[TChannel]()
   at System.ServiceModel.Channels.Binding.BuildChannelListener[TChannel](Uri listenUriBaseAddress, String listenUriRelativeAddress, ListenUriMode listenUriMode, BindingParameterCollection parameters)
   at System.ServiceModel.Description.DispatcherBuilder.MaybeCreateListener(Boolean actuallyCreate, Type[] supportedChannels, Binding binding, BindingParameterCollection parameters, Uri listenUriBaseAddress, String listenUriRelativeAddress, ListenUriMode listenUriMode, ServiceThrottle throttle, IChannelListener& result, Boolean supportContextSession)
   at System.ServiceModel.Description.DispatcherBuilder.BuildChannelListener(StuffPerListenUriInfo stuff, ServiceHostBase serviceHost, Uri listenUri, ListenUriMode listenUriMode, Boolean supportContextSession, IChannelListener& result)
   at System.ServiceModel.Description.DispatcherBuilder.InitializeServiceHost(ServiceDescription description, ServiceHostBase serviceHost)
   at System.ServiceModel.ServiceHostBase.InitializeRuntime()
   at System.ServiceModel.ServiceHostBase.OnBeginOpen()
   at System.ServiceModel.ServiceHostBase.OnOpen(TimeSpan timeout)
   at System.ServiceModel.Channels.CommunicationObject.Open(TimeSpan timeout)
   at System.ServiceModel.Channels.CommunicationObject.Open()
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1 回答 1

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我在客户的服务器上遇到了同样的问题。事实证明，他配置了两个具有重叠子网掩码的网络设备。因此 udpDiscoveryEndpoint 无法开始侦听上述异常。

于 2012-09-03T13:59:36.247 回答