Hi, you can configure a new music on hold, example: nano /etc/asterisk/musiconhold.conf [default1] mode=files directory=moh1 and put the audio file in this directory; then change your dialplan like: exten => 500,1,NoOp exten => 500,2,Dial(SIP/14085551234 at myprovider,m(default1)) exten => 503,3,Hangup Regards