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 ...

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 ...

What is Session Initiation Protocol (SIP)? Session Initiation Protocol (SIP) is a signaling protocol used for initiating, maintaining, modifying and terminating real-time communications sessions ...

Session initiation protocol (SIP) is a standard protocol used to initiate an interactive user session. SIP determines the end system to be used for the session, the communication media and media ...

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 ...

I'll be perfectly honest. When I was asked back to Enterprise Connect to present my SIP workshop, SIP: Behind the Curtain, my first reaction was, "Again? Don't people already know what SIP is and why ...