[channels]
context = pstn
switchtype = euroisdn
usecallerid = yes
hidecallerid = no
usecallingpres = yes
callwaitingcallerid = yes
callwaiting = no
threewaycalling = yes
transfer = yes
cancallforward = yes
callreturn = yes
echocancel = yes
echocancelwhenbridged = yes
;echotraining = yes
;echotraining = 800
;relaxdtmf = yes
rxgain = 0.0
txgain = 0.0
signalling = pri_cpe
group = 1
callgroup = 1
pickupgroup = 1
channel => 1-15,17-46,48-77,79-108,110-124
callerid = 21970000
amaflags = default
faxdetect = both