The iptel.org 180+ page SIP tutorial is outstanding. Another overview that is a bit more market-oriented and nearly as long. White paper on the SIP value proposition over telephony, SIP and the new ...

The Session Initiation Protocol is a necessary piece of the communications puzzle. With the explosion of the number of communication devices, people are more connected than ever before. IP-enabled ...

One of the most trusted names in communications Carl Ford – was explaining to me recently how the upcoming tutorial on SIP at ITEXPO, January 20-22, 2010 in Miami will be the best session on SIP – ...

As SIP continues to seep into the mainstream, more attention is being paid to security issues, especially in public IP networks/the Internet. At VoiceCon Orlando in March, we're bringing back Cullen ...

Carl Ford is the loveable guy in the IP communications space I used to compete with but we are now family. It is really a great partnership and his company, Crossfire Media has partnered with TMC on a ...

Barrett Lyon has created a don't miss resource that shows you how to configure P2P SIP URI (Uniform Resource Identifier) dialing on your Asterisk-based PBX. "There are thousands of people that operate ...