Joshua C. Colp

One of the most common issues I see when people deploy SIP is calls hanging up after approximately 30 seconds or traffic not going to where it should. This can

Greetings All, Time certainly flies and it seems like AstriDevCon and AstriCon 2019 were a century ago. It’s hard to imagine that in fact they were only a month and

Over the past few years we’ve been working to improve the video support in Asterisk. We initially started with adding stream support[1] in a backwards compatible fashion so we could

Greetings Everyone! Time flies when you are having fun and improving Asterisk; this past year has been no different. October and Astricon [1] are fast approaching; and, thus, the first

A comment that I see frequently when helping people with PJSIP is the lack of a general section (with global options) and how this causes their configuration to be larger

When DTLS support in Asterisk was added the information about how to use DTLS support in OpenSSL was not as flushed out as it is today. To that end the

Manager is an API that has been in Asterisk for almost as long as Asterisk has existed. It provides a mechanism to see what is happening in Asterisk and to

I’ve previously written about REMB, or receiver estimated maximum bitrate, and its effect on video quality. While this provides periodic feedback from receivers to Asterisk and a mechanism to set

In Asterisk we have an API called device state. As the name implies this allows a device (such as a PJSIP endpoint) to provide notification to the system of its

Previously on this blog I talked about a new feature to internally filter messages in our internal message bus, as well as a new caching implementation for it. When these