[pstn-out-nat] ; ignorepat => 0 ; NOT USED exten => _0XX0XXXXX,1,Congestion ; Local eight-digit dialing accessed through trunk interface exten => _0NXXXXXXX,1,Dial(${TRUNK}/${EXTEN:${TRUNKMSD}},20,S(20)) exten => _0NXXXXXXX,2,Congestion ****