This is a device allowing a user to make VoIP calls using session initiation protocol (SIP). SIP is a telecommunication technology developed as a fast, easy standard for delivering IP-based data, voice, and video communications.
Bisatel terminaison voip sip iax.
bisatel callshop, call center.
Distribution de minutes voip à prix ultra discount.
Bisatel switch, solution de gestion de services voip pour clients.