user agnet freeware downloads
TekPhone
1.6.5 freeware download... SIP (Session Initiation Protocol) VoIP Softphone that provides User Agent (SIP-UA) functions (Based on RFC 3261) runs under Windows (Vista, 7/8/10, 2008-2019 Server). Features: ...
... SIP (Session Initiation Protocol) VoIP Softphone that provides User Agent (SIP-UA) functions (Based on RFC 3261) runs under Windows (Vista, 7/8/10, 2008-2019 Server). Features: ...