Pocket SIP Messenger is a SIP instant messaging client for small devices that use Windows CE (iPAQ Pocket PC, ...). The IM protocol is based on SIMPLE (IETF) working group s specification.

C#开发sip代码，使用第三方dll“Independentsoft.Sip.dll”的例子。-This example shows you that you can use SIP .NET to create SIP client applications to communicate directly without to use a SIP server. Following sample application is simple messenger with feature to s