[general] udpbindaddr=0.0.0.0:5062 tcpenable=no context=External nat=force_rport,comedia disallow=all allow=alaw rtptimeout=60 rtpholdtimeout=300 session-timers=refuse register => URI@DOMAIN:PASSWORD:USERNAME@PRIMARY_PROXY:PORT/URI [tel] type = peer defaultuser = USERNAME fromuser = URI fromdomain = DOMAIN secret=PASSWORD host = REGISTRAR port = PORT qualify = no outboundproxy=PRIMARY_PROXY insecure = invite disallow=all allow=alaw nat = force_rport,comedia callreinvite=no