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A wide variety of Asterisk Tutorials.

FreePBX bulk extension setup or modify.

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[posted by matt on] Recently I had to set up 150 extensions and DDI numbers for a customer. Luckily they had a spreadsheet that contained all of the extension numbers and associated DDI numbers.


FreePBX, Elastix, Trixbox secure access via SSH tunnel.

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[posted on] One of the most insecure parts of an online PBX is the management web GUI. Restricting access to this is highly desirable and protects you from unpublished vulnerabilities.


How-to install Codec2 in Asterisk.

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Codec2 is an open source low bit rate speech codec designed for communications quality speech at 2400 bit/s and below. Applications include low bandwidth HF/VHF digital radio and VOIP trunking. Codec 2 operating at 2400 bit/s can send 26 phone calls using the bandwidth required for one 64 kbit/s uncompressed phone call. It fills a gap in open source, free-as-in-speech voice codecs beneath 5000 bit/s and is released under the GNU Lesser General Public License (LGPL).


Asterisk AGI C Library.

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Simple ANSI-C styled routines for reading and writing AGI commands to Asterisk PBX. It parses results into easily retrievable name/value pairs and status codes.


tutorial: billing with accountcode works on freepbx(asterisk) + aserbilling.

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clip_image002[posted on] The asterbilling support billing with accoutcode since version 0.15 in asterCC 0.21 beta, the following content show how it works:

We said you alread set the trunk and outbound rule in freepbx for dial out. Now, we should add a extension in freepbx as follwing image,


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