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.
We are IT consulting and Project Management Company based in South Africa.We engage in IT consulting services which includes Networking,Telephone solutions to business from small to medium enterprise.Moreso,we specialise in Networkiing and Telephone Solut
Read more