[Asterisk-Users] Picking an open channel (FXO port) for outbound calls

[TC]

> extensions.conf segment:
>
> ==== snippet ====
>
> ; Outbound
> exten => _9.,1,Dial(Zap/1/${EXTEN:1},90,Tt)
exten => _9.,1,Dial(Zap/g1/${EXTEN:1},90,Tt) ;search first open zap in
acending orders
or
exten => _9.,1,Dial(Zap/G1/${EXTEN:1},90,Tt) ;search first open zap in
decending order

asuming in zapata.conf you have
group=1

b4 the
channel=1-2 stmts