Re: [Implemented] PBX / Gateway Routes - external vs, {initiator}
Config option "Add UUI" on gateway route now supports placeholder "{internalnumber}".
https://wiki.innovaphone.com/index.php?title=Reference14r1:Release_Notes_Firmware#157434_-_Gateway:_New_placeholder_%22{internalnumber}%22_for_config_option_%22add_uui%22