June 27, 2015 SIP Trunking Week in Review: Plivo, Excelocity, SolveForce By Steve Anderson Contributing SIP Trunking Report Writer The call for session initiation protocol (SIP) trunking materials has never been quite so strong, and this week, we got a good look at why. http://sip-trunking.tmcnet.com/topics/sip-tru...eforce.htm