Inside the Asterisk

Keyword: sip

VoIP Is Hard

A recurring theme I’m seeing lately is people deploying VoIP, running into issues, and not approaching their issues from the perspective of taking all components

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The Upgrade to pjproject 2.14

Overview If you’re familiar with Asterisk, you probably know that it uses a third-party project called pjproject. This is a major part of the PJSIP

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Asterisk Stir-Shaken Refactor

Note: This new implementation is available as of Asterisk 18.22.0, 20.7.0, and 21.2.0. It’s been almost 4 years since STIR/SHAKEN support was first added to

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491 Request Pending

If you have ever tried to use direct media with Asterisk, you my have received this message before.  It can happen when the User Agent

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PJSIP Transport Reload Changes

In a past blog post I talked about how you can’t reload transports without enabling explicit support, but alluded to changes coming in the future.

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A Video Update

Video has been a continued theme of Asterisk for some years now. We put into place the foundation to allow us to do video better,

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