http://blogs.msdn.com/b/wndp/archive/2007/03/12/writing-a-peer-to-peer-application-using-net-part-1.aspxAs per my last post , there is a new namespace (System.Net.PeerToPeer) available in the .NET Framework "Orcas" March CTP tailored to making it simple to write P2P applications using managed code . I have posted a write up (with code samples) on the P2Pen-USTelligent Evolution Platform Developer Build (Build: 5.6.50428.7875)