root@centres:/etc/asterisk# cat zapata.conf
[channels]
defaultzone=it
loadzone=it
language=it

faxdetect=incoming

signalling=fxs_ks
language=it
;
; FXO - linea
;
echocancel = yes
echocancelwhenbridged = yes
echotraining=800
context=pstn
group=1
rxgain=0.0
txgain=0.0
callprogress=yes
busydetect=yes
channel => 1-2

;
; FXS - telefono analogico
;
signalling=fxo_ks
language=it
context=intranet
group=2
callwaiting=yes
threewaycalling=yes
transfer=yes
cancallforward=yes
channel => 3
root@centres:/etc/asterisk#