VoIP SDK for Windows and Linux
VoIP SDK for Windows and Linux
VoIP SDK for Windows and Linux
SIP SDK for .NET and ActiveX
VoIP EVO SDK for Windows and Linux
Freeware VOIP SIP Soft Phone
Develop SIP based VoIP Server.
VoIP SIP Client SDK for .NET and ActiveX
Softphone SDK, SIP SDK, VOIP SDK, Softphone
SIP SDK provides tools
.Net SDK for VoIP call system development
Build your own, extend existing apps with IM