Developer - Portsip Terms of use - Freeware Supported Operating System - Windows 2000, XP, Vista, Seven Note: the program requires .NET Framework 2.0 or above Supported features: audio/video calls, text messaging, presence service Supported codecs: G.723, G.729, G.711, GSM, ilbc, H.263, H.264
After installation when you first start the program asks for the registration data for the connection:
SIP telephony - from SIP-system
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