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keywordscall recording, notify, audio notification, Wildix, Guide, Manual
titleSwitch media core behavior to pre WMS 4.03

Switch media core behavior to pre WMS 4.03


WMS version 4.03 introduces significant improvements in terms of security, network resilience and audio quality.

In case you are experiencing issues with media processing, you can switch to switch to old behaviour do following changes (both steps are mandatory) in PBX's configuration:1. Add to old behavior. To switch to pre WMS 4.03 behavior, follow the steps below: 

  1. Access PBX via SSH
  2. Edit the file: /rw2/etc/kamailio/host_specific_custom.

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  1. cfg by adding the following parameters

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  1. modparam("pv", "varset", "drtp_decision_maker=s:callweaver")

do restart sipproxy:

  1. Restart SIP proxy: /etc/init.d/kamailio restart

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  1. Edit the file /etc/callweaver/sip-general-custom.

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  1. conf by adding the following parameter: 

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  1. drtp_decision_maker=yes
  2. Enter the following command in Callweaver's CLI:

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  1.  sip reload


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Useful links: