Tag Archives: sip voicemail

Phone Attendant, voice mail and ivr software for Windows. IVM is a telephone answering machine, voice mail, phone attendant and interactive voice response (ivr) program for Windows computers with voice modems or professional telephony line devices.

Highly customizable VoIP SDK to accelerate development of SIP applications Our VoIP SIP SDK provides a powerful and highly customizable solution to quickly add SIP based dial and receive phone calls features in your software applications. It accelerates the development of SIP VOIP applications.