[channels]

signalling=fxs_ks
context=pstn
language=fr
busydetect=yes
busycount=6
callprogess=no
cidsignalling=v23
callerid=asreceived
echocancel=yes
group=1
faxdetect=both
channel => 1

signalling=fxo_ks
context=local
group=2
faxdetect=both
channel => 2