Why Speex? It works like SILK but, see item 2. Its an old codec thus supported by lots of phones as opposed to SILK Environments (of course, improvise and modify for your respective OSes, it can run too far away from these) Debian 6 32bit … “Asterisk/FreePBX Setting up and enabling Speex codec.”

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Wikipedia on SILK: http://en.wikipedia.org/wiki/SILKThis guide takes you through the setup of SILK codec with Asterisk 11. It also can be used to setup Asterisk 10.While it should work for other environments, this particular guide was written for1) Debian 2) Working Asterisk 11 (try this article … “Setting up SILK Codec with Asterisk 10/11”

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