"/opt/freeswitch/etc/freeswitch/dialplan/default/bbb_conference.xml"

<include>
    <extension name="bbb_conferences_ws">
      <condition field="${bbb_authorized}" expression="true" break="on-false"/>
      <condition field="${sip_via_protocol}" expression="^wss?$"/>
      <condition field="destination_number" expression="^(\d{5,6})$">
<action application="set" data="rtp_jitter_buffer_plc=true"/>
<action application="set" data="rtp_jitter_buffer_during_bridge=false"/>
<!--action application="set" data="rtp_jitter_buffer_during_bridge=true"/>
<action application="set" data="jitterbuffer_msec=15:100"/>-->
<action application="jitterbuffer" data="60"/>
        <action application="answer"/>
        <action application="conference" data="$1@cdquality"/>
      </condition>
    </extension>
    <extension name="bbb_conferences">
      <condition field="${bbb_authorized}" expression="true" break="on-false"/>
      <condition field="destination_number" expression="^(\d{5,6})$">
<action application="set" data="rtp_jitter_buffer_plc=true"/>
<action application="set" data="rtp_jitter_buffer_during_bridge=false"/>
<!--action application="set" data="rtp_jitter_buffer_during_bridge=true"/>
<action application="set" data="jitterbuffer_msec=15:100"/>-->
<action application="jitterbuffer" data="60"/>
        <action application="answer"/>
        <action application="conference" data="$1@cdquality"/>
      </condition>
    </extension>
</include>




"/opt/freeswitch/etc/freeswitch/dialplan/default/bbb_echo_to_conference.xml"

<include>
  <extension name="ECHO_TO_CONFERENCE">
    <condition field="${bbb_from_echo}" expression="true" break="on-false"/>
    <condition field="destination_number" expression="^(ECHO_TO_CONFERENCE)$">
<action application="set" data="rtp_jitter_buffer_plc=true"/>
<action application="set" data="rtp_jitter_buffer_during_bridge=false"/>
<!--action application="set" data="rtp_jitter_buffer_during_bridge=true"/>
<action application="set" data="jitterbuffer_msec=15:100"/> -->
<action application="jitterbuffer" data="60"/>
      <action application="answer"/>
      <action application="conference" data="${vbridge}@cdquality"/>
    </condition>
  </extension>
</include>



"/opt/freeswitch/etc/freeswitch/autoload_configs/conference.conf.xml"

 <profile name="cdquality">
      <param name="domain" value="$${domain}"/>
      <param name="rate" value="48000"/>
      <param name="interval" value="20"/>
      <param name="energy-level" value="0"/>
.........
param name="comfort-noise" value="0"/>



"/opt/freeswitch/etc/freeswitch/autoload_configs/opus.conf.xml"

<configuration name="opus.conf">
      <settings> <!--param name="asymmetric-sample-rates" value="0"/-->
        <param name="use-vbr" value="1"/>
        <param name="use-dtx" value="0"/>
	<param name="complexity" value="10"/>
	<!--param name="maxaveragebitrate" value="510000"/ -->
        <param name="packet-loss-percent" value="5"/>
        <param name="keep-fec-enabled" value="0"/>
        <param name="use-jb-lookahead" value="0"/>
        <param name="advertise-useinbandfec" value="0"/>
		<param name="adjust-bitrate" value="0"/>
      </settings>
</configuration>