Description:TekIVR is a SIP (Based on RFC 3261) Interactive Voice System (IVR) runs under Windows. TekIVR is tested on Microsoft Windows (Vista, Windows 7/8/10, 2008-2019 Server). You can select your own audio files to be used in IVR scenario. TekIVR can also read-out texts using TTS (Text-to-Speech) engine. Voice recognition via Google SAPI is supported. TekIVR supports ITU G.711 A-Mu law codecs and UPnP for NAT traversal. You can select SIP protocol port, default SIP proxy for outgoing calls. TekIVR can record and send incoming calls for configured SIP endpoints via e-mail (Voice Mail feature). You can dial into TekIVR and listen recorded messages in your mailbox. TekIVR supports Voice Mail Indication (RFC 3842). You can also log session details and errors into a log file. TekIVR can record audio from caller party and play out to called party prior to call transfer. This can be used to identify callers by their own voice to called parties.