The SIP School 2011 Survey’s purpose: look at SIP Trunking, specifically, to find most common issues during SIP Trunk deployment, share best practices to avoid them. Techistan and DIDX sponsors

Session border controllers: registration issues, firmware updates needed, no audio, one way audio. Broadvox’s David Byrd, Audiocodes’ Alan Percy and Ingate’s Steven Johnson answer SIP Survey fr

The SIP School and Techistan discover via survey that vendors and business partners who carry an industry recognized and supported SIP certification have strategic advantage over competition, b

Unified messaging explained by Steven Johnson of Ingate… urgent demand by people, organizations for SIP trunking … lowers operating costs and delivers rapid ROI … ITEXPO West Oct. 4-6, 2010..