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Disable G.729 on FreePBX

IMPORTANT:

  • Details in this document are for reference only and are unsupported by the Flowroute support staff.
  • Please use as purely reference material; we make no guarantees that this information is correct, or will not harm your system. Please be careful and always keep a backup of anything before you make changes, or alter settings.
 

NOTE: Before attempting to proceed using this information, please review this document and make sure you are in the right section: Chan-SIP or Chan-PJSIP
 
 

If you do not wish to use G.729 codec on your FreePBX, please ensure that your trunk configuration is only offering support for G.711u-law on your Flowroute trunk. The codec settings are modified in your FreePBX configuration. 

If you will not be using G.729 on your PBX; you can use the below steps to act as a guide in disabling this codec. 

To disable G.729 on FreePBX
  1. Log onto your FreePBX administration panel.
  2. In the navigation pane, click Connectivity, click Trunks, and then click <Your Flowroute Trunk> to open your Flowroute trunk page. 

     

  3. Locate the Outgoing Settings section.

  4. In the PEER Details section, replace any instance of allow= with: 

    disallow=all
allow=ulaw

  5. When completed, the PEER Details section should resemble the following:  

  6. Click Submit Changes, and then click Apply Config. 

    Your FreePBX will now support only G.711u-law. 

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