System.Net.Sockets.SocketException Server stack trace: at System.Net.Dns.GetAddrInfo(String name) at System.Net.Dns.InternalGetHostByName(String hostName, Boolean includeIPv6) at System.Net.Dns.GetHostAddresses(String hostNameOrAddress) at System.Runtime.Remoting.Channels.RemoteConnection..ctor(SocketCache socketCache, String machineAndPort) at System.Runtime.Remoting.Channels.SocketCache.GetSocket(String machinePortAndSid, Boolean openNew) at System.Runtime.Remoting.Channels.Tcp.TcpClientTransportSink.SendRequestWithRetry(IMessage msg, ITransportHeaders requestHeaders, Stream requestStream) at System.Runtime.Remoting.Channels.Tcp.TcpClientTransportSink.ProcessMessage(IMessage msg, ITransportHeaders requestHeaders, Stream requestStream, ITransportHeaders& responseHeaders, Stream& responseStream) at System.Runtime.Remoting.Channels.BinaryClientFormatterSink.SyncProcessMessage(IMessage msg) Exception rethrown at [0]: at System.Runtime.Remoting.Proxies.RealProxy.HandleReturnMessage(IMessage reqMsg, IMessage retMsg) at System.Runtime.Remoting.Proxies.RealProxy.PrivateInvoke(MessageData& msgData, Int32 type) at Ventelo.Agent.Switch.ISwitch.Query(CommandParameterDictionary parameters) at Ventelo.BusinessFacade.Switch.RemoteGateway.Query(String instanceName, String prefix, Number number) at Ventelo.BusinessFacade.Switch.RemoteGateway.Query(String prefix, Number number) at Ventelo.Web.SwitchQuery.Query.DoQuery(String prefix, String number)