SocketException(0x80004005)

Question

I use the Visual Studio 2010 and agsxmpp to set up and design  my WinForm project.When I put  client and server in the same computer,nothing happened,but once they are separated in two different computer system,"System.Net.Sockets.SocketException (0x80004005): The requested name is valid, but no data of the requested type was found

as System.Net.Dns.InternalGetHostByAddress(IPAddress address,Boolean includeIPv6)

at System.Net.Dns.GetHostEntry(String hostNameOrAddress)" will be displayed.I try to telnet the IP+Port of server,the result shows that the network is fine.

The problem is urgent , please give me a reply as quickly as possible.

Thanks very much.

Answer 1

Is there anyone can help me??