Ip Telephony

Internet Protocol Or IP Telephony Available At Much Lower Cost Versus Conventional

by Vanessa Holden on June 21, 2010

Is SIP A Cost Effective Soluton To ISDN?

by Martin Wacey on November 25, 2009

Internet Telephony

by Peter Castlethorp on November 8, 2009

Is VoIP a service from ISP’s or can I just buy VoIP router and make a virtual number from the router using dsl?

by Admin on September 3, 2008