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Asterisk is a free and open source framework for building communications applications and is sponsored by Digium.
New! Budget-friendly IP phones for Asterisk
- Full-color displays
- Multiple lines
- Starting at $59
Asterisk is the #1 open source communications toolkit.
Asterisk powers IP PBX systems, VoIP gateways, conference servers, and is used by SMBs, enterprises, call centers, carriers and governments worldwide.
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Latest News
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It’s getting to be that time of year!
With the changing weather, some of us are thinking about summer with excitement, others about winter with trepidation. Regardless of which... -
A Call to Action!
Hey Everybody! For those of you that don’t know me, my name is Matthew Fredrickson and I’m the Asterisk Open Source Project Lead. Does... -
CommCon is just around the corner!
Guest blogger – Dan Jenkins –Based in Kent, Dan’s is the founder of Nimble Ape Ltd, which he started at the beginning of 2014. Dan... -
Thought leaders already submitting talks for AstriCon!
We’re already working on AstriCon with the goal of making it yet another amazing Asterisk Community event, and – as you know – the... -
WebRTC and Asterisk: When It Goes Wrong
Like many things WebRTC is a complex stack of technology within Asterisk and also within the browser. The result of this is that to the best of our... -
Asterisk Call Party, Privacy, and Header Presentation
Asterisk allows users to manipulate call party identification information through mechanisms like configuration options and dialplan functions (for... -
The Woes of TLS Certificates and WebRTC
TLS certificates and their management are something we take for granted every day when we visit a website. If you sit down and try to explain to... -
Introducing A-Series Phones for Asterisk
While many people use Asterisk for its robust capabilities, others use it as a low or no-cost alternative to expensive, proprietary phone systems. ... -
Identifying an endpoint in PJSIP
A basic concept with chan_pjsip/res_pjsip is the endpoint. When a new SIP request comes in, res_pjsip needs to identify which endpoint the request is... -
WANTED: Dead or Alive!
The Story of Asterisk and Keep-Alives The vast majority of VoIP communications is done via UDP datagrams. It’s a no-overhead protocol which... -
PJSIP: DNS Manager (dnsmgr) and Full Dynamic Hostname Support, Coming Soon!
Recently there’s been discussion on chan_sip going away in the future which led to many comparisons between it and chan_pjsip. What does chan_pjsip... -
Asterisk World 2018: An Amazing Resource of Asterisk Enthusiasts
I was chatting with long-time Asterisk Community member Nir Simionovich recently, asking some questions about a PHP AGI (...
Learn how Asterisk 15 extends the power of Asterisk with enhanced multi-party video conferencing and collaboration capabilities.
Active Contributors
Last Updated On: August 21, 2016
rmudgett
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gjoseph
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alexei gradinari
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