Mine
public text v1 · immutable[channels]
context=default
usedistinctiveringindication=no
language=uk
usecallerid=yes
cidsignalling=v23
cidstart=history
; the channels
signalling=fxs_ks
group=2
context=incoming
channel => 2 ; i have commented out 1
signalling=fxo_ks
group=1
context=outgoing
channel => 3