Asterisk Blog

ARIAsterisk 20

ARI REST Requests over Websocket

Historically, using ARI required using HTTP for making REST requests and getting their responses, and a Websocket for receiving events.  With Asterisk 20.14.0, 21.9.0 and ...
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Authors

Archives

 
Asterisk 17Releases

PSA: chan_sip status changed to “deprecated” & Asterisk 17.0.0-rc2 Release

If you download Asterisk 17 and start it up, you might be one of the people that notices the following messages: If you are using ...
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ARI

ARI: Rested Developments

The Asterisk Rest Interface (ARI) over the last year received several enhancements that have been requested by the community: server side event filtering automatic context ...
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Asterisk 17Releases

Asterisk-17.0.0-rc1 Released!

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 ...
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ArchitectureDocumentation

PJSIP Configuration Design

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 ...
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PJSIPReleases

pjproject-2.9 Qualified For Use With Asterisk

We’re pleased to say that we’ve qualified pjproject 2.9 with Asterisk and that the recent 13.28 and 16.5 Asterisk releases have the bundled pjproject updated ...
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ReleasesSIP

Support for large certificate sizes in DTLS now available!

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 ...
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Architecture

Stasis State: Improved Management

Stasis has been a core part of Asterisk for a while now. However, state management within it is a bit precarious. A new stasis_state module ...
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ArchitecturePerformance

The case of the blocked AMI Stasis subscription

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 ...
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ArchitectureAsterisk 16

transport-cc: Improving feedback for better video quality

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 ...
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Testing

Continuous Integration Update

Back in December in my The Continuing Saga of Continuous Integration blog post I wrote about how we reduced the Testsuite’s “27” layers of file ...
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DocumentationHow To

Changing CHANGES (and UPGRADE.txt)

Overview For those of you who have been around for a while now and contribute to the code base, you probably know about CHANGES and ...
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Architecture

res_mwi_devstate: Presence subscription for voicemail mailboxes!

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 ...
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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 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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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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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-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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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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