feature: VoIP in-depth: An introduction to the SIP protocol, Part 1 (Ars Technica)
In our last VoIP installment , we looked at the main reasons why SIP has become a widely adopted protocol, but we left details of the protocol’s inner workings fairly vague. This article will drill down into the way the Session Initiation Protocol (SIP) works, and it should serve as a good starting point for really learning SIP. If you haven’t already done so, you are encouraged to read the …
(read the story…)
