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.
Van Access is a distributor of VoIP equipment. Our single focus is on value and our mission is that through us you will get the best value in VoIP equipment. We achieve this by carrying a portfolio of emerging brands of VoIP telecommunication equipment. B