Asterisk Blog

Asterisk 16Asterisk 18

OpenSIPit#01 Part 2: STIR/SHAKEN

OpenSIPit 2021 was held back in April with myself and Ben Ford representing Asterisk.  There were two main interoperability focuses this year:  the support of additional …

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Authors

Archives

 
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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Asterisk 18Releases

Asterisk-18.0.0-rc1 Released!

Greetings Everyone! Another year has flown by and while we now live in interesting times this has not stopped the development and progress of Asterisk …

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PJSIPSIP

Common SIP URI Issues

When transitioning from the chan_sip channel driver to chan_pjsip one of the items that can catch people off guard is the use of SIP URIs …

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Project

www.asterisk.org and blogs.asterisk.org Moved And You (Hopefully) Didn’t Notice

Normally you will find me on this blog talking about technical aspects of Asterisk but today I’d like to talk about the Asterisk website and …

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ArchitectureAsterisk 18

Local Channel Multistream and Re-Negotiation Support

When stream support was initially added to Asterisk we did it in the most backwards compatible way possible to ensure that we did not have …

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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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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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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

Read More

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

Read More

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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