[channels]
context=zaptel-analog-fxo
switchtype=national
signalling=fxo_ls
rxwink=300 ; Atlas seems to use long (250ms) winks
usecallerid=yes
hidecallerid=no
callwaiting=yes
usecallingpres=yes
callwaitingcallerid=yes
threewaycalling=yes
transfer=yes
canpark=yes
callreturn=yes
echocancel=yes
echocancelwhenbridged=yes
rxgain=0.0
txgain=0.0
group=1
callgroup=1
pickupgroup=1
★immediate=yes
group=1
channel=>1
group=2
channel=>2
context=zaptel-analog-fxo
busydetect=yes
busycount=3
usecallerid=no
hidecallerid=no
callerid=zap1
signalling=fxs_ls
echocancel=yes
immediate=no
callwaiting=yes
usecallingpres=yes
callwaitingcallerid=yes
threewaycalling=yes
transfer=yes
canpark=yes
callreturn=yes
echocancel=yes
echocancelwhenbridged=yes
rxgain=0.0
txgain=0.0
group=3
channel=>3
group=4
channel=>4
[zaptel-analog-fxo]
exten => s,1,Dial(※1)
exten => s,n,HangUp