Hi,

when I place a call over the gateway to the PTSN I see the dialed number without
the leading 0 prefix in the history of my Grandstream GXP2140. Is there a way
to add the 0 back again?

Thank you

<include>
 <extension name="isdn-outbound">
  <condition field="destination_number" expression="^0(\d+)$">
   <action application="set" data="effective_caller_id_number=${outbound_caller_id_number}"/>
   <action application="set" data="effective_caller_id_name=${outbound_caller_id_name}"/>
   <action application="bridge" data="sofia/gateway/isdn/$1"/>
  </condition>
 </extension>
</include>