Customize.md

@@ -76,6 +76,34 @@ also apply in `/usr/share/meteor/bundle/programs/server/assets/app/config/settin
 
 see also  `~/greenlight/config/meteor_app_settings.yml` (gitted template) - but parameters change quickly at each update
 
+improve audi oquality #29
+
+in `/opt/freeswitch/conf/autoload_configs/conference.conf.xml` - our template is `FAIRTEACHINGconference.conf.xml` in the cdquality section:
+
+```
+      <param name="rate" value="48000"/>
+      <param name="interval" value="10"/>
+      <param name="channels" value="2"/>
+      <param name="energy-level" value="30"/>
+```
+
+in `/opt/freeswitch/conf/autoload_configs/opus.conf.xml`
+
+```
+<configuration name="opus.conf">
+      <settings>
+        <param name="use-vbr" value="0"/>
+        <param name="use-dtx" value="0"/>
+        <param name="complexity" value="10"/>
+        <param name="packet-loss-percent" value="8"/>
+        <param name="keep-fec-enabled" value="1"/>
+        <param name="use-jb-lookahead" value="1"/>
+        <param name="advertise-useinbandfec" value="1"/>
+        <param name="maxaveragebitrate" value="256000"/>
+      </settings>
+</configuration>
+```
+
 Then do a 
 
 `bbb-conf --restart`