Category Archives: voip

voip stuff

FreeSWITCH Internals Notes

At Sangoma we use FreeSWITCH as a communications development platform. I decided to write some notes and guide lines on the FreeSWITCH internal architecture so our developers can use the FreeSWITCH framework effectively. I decided to publish them here as well … Continue reading

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ClueCon 2015

I just got back from attending ClueCon 2015 in Chicago. This year the FreeSWITCH team presented their video conferencing support in version 1.6. Pretty neat stuff! This year my presentation was about “Scaling FreeSWITCH Performance”. One of the highlights is … Continue reading

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Astricon – WebRTC in Asterisk

  Astricon 10 just finished. It was nice to be back after missing it for the last 2 years.  This time I shared my experiences with the Asterisk WebRTC implementation. Find the presentation here: Also available on SlideShare: Implementation Lessons … Continue reading

Posted in asterisk, sangoma, voip, webrtc | 1 Comment

FreeSWITCH as a Kickass SBC

I had forgotten to post about ClueCon 2012, and here we are in 2013, another ClueCon went by! As every year, I attended in August 2012  and August 2013 to this telephony developer conference  in Chicago (organized by the FreeSWITCH … Continue reading

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Sangoma Tapping Solution for FreeSWITCH

About 4 years ago I wrote a post about Sangoma Tapping with Asterisk. Many people has been interested in that and I’ve done a few implementations with it. Having said that, still showed some stability issues and it became a … Continue reading

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Busy November 2011

I attended 3 Linux/Telephony events in this past November 2011. All of them are focused on the Latino American community. Find the presentations below: – Elastix World 2011, Mexico D.F. Nov 3-4 – “Negociación de codecs en Asterisk” – FSL, Vallarta, … Continue reading

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Linux Core Dumps

Note that most of the theory (particularly the low level segmentation fault details) are also valid for Windows platforms and other operating systems. The commands to configure core dumps and retrieve them are Linux specific though. I also assume that … Continue reading

Posted in asterisk, freeswitch, linux | 2 Comments

Cluecon 2011 – By Developers For Developers

I am back from ClueCon once again. I’m getting lazy, I used to post before going. Anyways, the topic of my session this time was media handling in FreeSWITCH. We’ll be doing some work in in that area at Sangoma … Continue reading

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Telephony Stack Exchange Q&A Site

A nice proposal for a telephony Q&A site has been done in Stack Exchange. If you’re involved in telephony go show your support for the proposal!

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Astricon 2010

Today (or yesterday, since it is already 1:08am), I spoke at Astricon about the PRI passive call recording feature I developed the last year. Presentation in PDF and PPT available here:

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