<configuration name="gsmopen.conf" description="GSMopen Configuration">
  <global_settings>
    <param name="debug" value="8"/>
    <param name="dialplan" value="XML"/>
    <param name="context" value="sip.example.com"/>
    <param name="hold-music" value="$${moh_uri}"/>
    <param name="destination" value="190"/>
  </global_settings>
  <!-- one entry here per gsmopen interface -->
  <per_interface_settings>
    <interface id="1" name="gsm01">
      <param name="context" value="sip.example.com"/>
      <param name="controldevice_name" value="/dev/ttyUSB3"/>
      <param name="controldevice_audio_name" value="/dev/ttyUSB5"/>
    </interface>
  </per_interface_settings>
</configuration>