Asterisk Blog

ArchitectureAsterisk 18

Asterisk and RFC 4733

Up until recently Asterisk only supported RFC 4733 RTP events when using 8KHz codecs like G.711.  However, with this recent change, Asterisk now supports the ...
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aiArchitecture

A Bridge Too Far

In a previous blog post we talked about using Asterisk’s uni-cast functionality as a bridge between the PSTN and an external service.  This post entails ...
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Code ContributionContinuous Integration

The Great Asterisk Migration: A Year Later

It’s been a full year since we migrated Asterisk to GitHub. It didn’t go perfectly smoothly but knowing what we know now, would we do ...
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ProjectSIP

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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Asterisk 18Asterisk 20

STIR/SHAKEN Webinar Recording

I recently did a STIR/SHAKEN webinar about the new implementation available in Asterisk. You can find the recording for that here. This webinar reinforced my ...
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ARIMedia

Approaches to Transcription

I should just be able to tell it what I want it to do. As the cost comes down for live transcription and the quality ...
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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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NewsProject

AstriCon 2024 Videos Now Available!

This is just a quick post to state that the AstriCon 2024 videos are now available on YouTube here. We had both pre-conference webinars as ...
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ArchitectureInteroperability

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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Asterisk 18Asterisk 20

Configuring Realtime Voicemail on Debian

Overview Realtime has been around for a while now, but operating systems are constantly evolving. Because of this, guides can become outdated. I find myself ...
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Asterisk 21News

AstriCon and AstriDevCon 2024 Are Almost Here!

Time has certainly flown by over the past year, and with it AstriCon and AstriDevCon 2024 are almost upon us. Next week they will both ...
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ArchitecturePJSIP

A note about qualified endpoints and DNS

Most SIP endpoints will qualify each other by sending OPTIONS back and forth to make sure they are there and can respond.  Asterisk uses this mechanism ...
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ArchitectureAsterisk 21

AstriDevCon 2024 Registration Reminder

With a little over a month before AstriDevCon 2024 this is a reminder that registration is available and required for attendance. You can register by ...
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Asterisk and RFC 4733

Up until recently Asterisk only supported RFC 4733 RTP events when using 8KHz codecs like G.711.  However, with this recent change, Asterisk now supports the

Read More

A Bridge Too Far

In a previous blog post we talked about using Asterisk’s uni-cast functionality as a bridge between the PSTN and an external service.  This post entails

Read More

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

Read More

STIR/SHAKEN Webinar Recording

I recently did a STIR/SHAKEN webinar about the new implementation available in Asterisk. You can find the recording for that here. This webinar reinforced my

Read More

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

Read More

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

Read More

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