Web Socket Self-Hosted Servers with WCF and F#

This post presents an Echo application using different libraries:

System.Net.Websockets (.NET 4.5)

http://msdn.microsoft.com/en-us/library/hh159285(v=vs.110)
It is consider low level API.

Microsoft.ServiceModel.Websockets (beta)

http://nuget.org/packages/Microsoft.WebSockets
It is consider high level API.

The Echo application is based on Ido Flatow post at:

http://blogs.microsoft.co.il/blogs/idof/archive/2012/03/06/what-s-new-in-wcf-4-5-websocket-support-part-2-of-2.aspx

Check the full content of this post at:

https://skydrive.live.com/#!/view.aspx?cid=BDC87EF39B001785&resid=BDC87EF39B001785%21578