exten => s,1,GotoIf($[foo${ARG3} = foo]?3:2)) ; arg3 is pattern password
exten => s,2,Authenticate(${ARG3})
exten => s,3,Macro(record-enable,${CALLERIDNUM},OUT)
exten => s,4,GotoIf($[foo${ECID${CALLERIDNUM}} = foo]?7) ;check for CID override for exten
exten => s,5,SetCallerID(${ECID${CALLERIDNUM}})
exten => s,6,Goto(9)
exten => s,7,GotoIf($[foo${OUTCID_${ARG1}} = foo]?9) ;check for CID override for trunk
exten => s,8,SetCallerID(${OUTCID_${ARG1}})
exten => s,9,SetGroup(OUT_${ARG1})
exten => s,10,CheckGroup(${OUTMAXCHANS_${ARG1}})
; if we've used up the max channels, continue at 109 (n+101)
exten => s,11,SetVar(DIAL_NUMBER=${ARG2})
exten => s,12,SetVar(DIAL_TRUNK=${ARG1})
exten => s,13,AGI(fixlocalprefix) ; this sets DIAL_NUMBER to the proper dial string for this trunk
exten => s,14,SetVar(OUTNUM=${OUTPREFIX_${ARG1}}${DIAL_NUMBER}) ; OUTNUM is the final dial number
exten => s,15,Cut(custom=OUT_${ARG1},:,1) ; Custom trunks are prefixed with "AMP:"
exten => s,16,GotoIf($[${custom} = AMP]?19)
exten => s,17,Dial(${OUT_${ARG1}}/${OUTNUM}) ; Regular Trunk Dial
exten => s,18,Goto(s-${DIALSTATUS},1)
; This is a custom trunk. Substitute $OUTNUM$ with the actual number and rebuild the dialstring
; example trunks: "AMP:CAPI/XXXXXXXX:b$OUTNUM$,30,r", "AMP:OH323/$OUTNUM$@XX.XX.XX.XX:XXXX"
exten => s,19,Cut(pre_num=OUT_${ARG1},$,1)
exten => s,20,Cut(the_num=OUT_${ARG1},$,2) ; this is where we expect to find string OUTNUM
exten => s,21,Cut(post_num=OUT_${ARG1},$,3)
exten => s,22,GotoIf($[${the_num} = OUTNUM]?23:24) ; if we didn't find "OUTNUM", then skip to Dial
exten => s,23,SetVar(the_num=${OUTNUM}) ; replace "OUTNUM" with the actual number to dial
exten => s,24,Dial(${pre_num:4}${the_num}${post_num})
exten => s,25,Goto(s-${DIALSTATUS},1)
exten => s,111,Noop(max channels used up)
exten => s-BUSY,1,NoOp(Trunk is reporting BUSY)
exten => s-BUSY,2,Busy()
exten => s-BUSY,3,Wait(60)
exten => s-BUSY,4,NoOp()
exten => _s-.,1,NoOp(Dial failed due to ${DIALSTATUS})