Inside the Asterisk

Category: SIP

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 makes it fast

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RTP Security Vulnerabilities: A Retrospective

[dropshadowbox align=”none” effect=”lifted-both” width=”auto” height=”” background_color=”#ffffff” border_width=”1″ border_color=”#dddddd” ]tl;dr: We fixed the vulnerabilities. If you’d like to read the conclusion of this admittedly long saga,

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rtcp-mux in WebRTC

Do you use WebRTC with Asterisk? Did you notice calls stop working after updating Google Chrome to version 57? Are you curious why that happened?

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New Feature: PJSIP Dual Stack

A new feature that was initially implemented during a recent visit to SIPit has now been merged into the 13, 14, and master Asterisk branches.

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