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 ...

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 ...

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 ...

This tutorial details of how to write a new SIP and adding it to the website. Currently two mechanisms of providing a new SIP are recommended: Using Markdown Using Google Docs. First, create a new SIP ...

ABSTRACT: This paper aims to examine the various methods of protecting and securing a SIP architecture and also propose a new model to enhance SIP security in certain selected, specific and ...