Asterisk Blog

Asterisk 18Asterisk 20

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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BuildHow To

Configuring an Asterisk build from the command line: Part 2

Last month I wrote a blog post titled “Configuring an Asterisk build from the command line”  which outlined how to use the menuselect command to ...
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ArchitectureAsterisk 18

Asterisk As A Toolkit

Asterisk in the beginning started as a PBX but over its life has evolved into that of a communications toolkit. In fact if you ever ...
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DPMA

Urgent: DPMA SSL Announcement

If you are a user of the DPMA module for Asterisk with Sangoma D-series phones, then this announcement is for you. The D-Series phones have ...
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BuildHow To

Configuring an Asterisk build from the command line

If you’re an Asterisk package maintainer, you already know this.  If not, did you know you can run menuselect/menuselect from the command line to enable/disable modules, set ...
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PJSIP

PJSIP Transport Reload Fun

When PJSIP support in Asterisk was being developed one of the critical areas of development was transports. These are for the most part provided by ...
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Asterisk 16Asterisk 18

PJSIP Invite Session Lifetime

In the past month I’ve been fixing an issue with Asterisk and PJSIP that I thought would be fun to share in a blog post. ...
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Asterisk 13Asterisk 17

Asterisk 13 and 17 Security Fix Only

While this has been mentioned in a few places I thought it prudent to also create a blog post. Asterisk 13 and Asterisk 17 have ...
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Asterisk 16Asterisk 18

Debug Logging by Category

Logging in software is usually a good thing. It’s often used to output useful information and/or statistics relevant to a current software task. However, everything ...
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Asterisk 18Releases

Asterisk 18.0.0 Released!

Kia Ora! (Or Be Healthy) (Don’t ask – I like greetings from various languages) If you haven’t noticed from the various emails and posts Asterisk ...
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ArchitectureAsterisk 18

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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ArchitectureAsterisk 18

Asterisk ACN: Advanced Codec Negotiation

Codec negotiation in Asterisk has been one of its deepest darkest secrets.  It’s been around since the beginning and over the past two decades it’s ...
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Asterisk 18How To

STIR/SHAKEN in Asterisk

What is STIR/SHAKEN? STIR/SHAKEN (Secure Telephony Identity Revisited / Signature-based Handling of Asserted information using toKENs) is a new technology that the telecommunications industry is ...
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The Testsuite and Python 3

Just like that the year is now 2022 (how long will we all forget and write 2021 on things?) and Asterisk 20 work continues! I

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AstriDevCon 2021

Hey all! This is just a quick note about AstriDevCon 2021. AstriDevCon was held virtually on November 2nd, 2021. We had a great showing of

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Asterisk 19.0.0 Released!

Greetings All! If you haven’t noticed from the various emails and posts Asterisk 19.0.0 has now been released and is available for download here! As

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Virtualized Asterisk

If you’re running an Asterisk “farm” of virtualized PBXs and your virtualization environment is dedicated to it, you probably already have your environment pretty well

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STIR/SHAKEN: An Update

STIR/SHAKEN in 2021 It’s been a while since the release of Asterisk 18 and the STIR/SHAKEN update. During this time, we’ve discovered that the specification

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