Before kissing TDM voice goodbye, make sure sellers keep their pricing and performance promises, and that you don't put your network or its economics at risk. Here's how. SIP trunking (VoIP based on ...

SIP is a protocol similar to HTTP that merely defines how two end-points find one another and exchange the information necessary to establish a session. But SIP, like HTTP, leaves the specifics of the ...

In Part 2 of our in-depth introduction to the SIP protocol, we cover the details of SIP dialogs, signaling, and media.

This is one in a series of articles from the ebook “The Real World of AoIP.” Radio World asked several manufacturers to identify the most important technical development or trend in the use of AoIP.