VoIP SIP Server SDK 2.1.3
A powerful and intuitive VoIP SIP Server SDK
Add Date:2010-07-14   Price: 499.00    Size: 89 KB    

VaxTele SIP Server SDK 2.0
Develop SIP based VoIP Server for IP-Telephony and Call-Centers.
Add Date:2009-07-22   Price: 550.00    Size: 12570 KB    

Voolyk Sip Server 1.0
Voolyk Sip Server is a mature and flexible SIP server (RFC3261).
Add Date:2008-03-12   Price: 499.00    Size: 1268 KB    

OfficeSIP Server 1.0
Free voice calling between employees over the Internet with OfficeSIP Server
Add Date:2007-12-07   Price: 0.00    Size: 533 KB