Wed, February 7, 2007, 03:39 PM under dotNET
With a whole bunch of types, one of the biggest new namespaces in System.Core.dll
(and support for it is required by types in other new namespaces in System.Core). Collectively the classes in there wrap their native counterparts to offer inter-process communication. You could achieve some IPC over named pipes in .NET remoting as I mentioned ages ago here.
This new namespace in Orcas takes it to the next level and beyond and Justin has the full story here