I am constantly asked the question by alumni, “I went to the SIP Tutorial years ago, has it really changed?” The answer can be seen in the marketplace today. Based on HTML, SIP started off as an easy ...

These sessions are hosted by two of the most prominent authorities in the SIP world: Dr. Henry Sinnreich (News - Alert), and Dr. Alan Johnston. Dr. Henry Sinnreich, considered by many to be the ...

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 ...

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 ...