[channels]
group=0
resetinterval=3600
priindication=outofband
language=en
usecallerid=yes
callerid=asreceived
echocancel=no
echocancelwhenbridged=no
adsi=no
faxdetect=no

switchtype=national
signalling=pri_cpe
context=incoming
group=1
channel => 1-6
group=1,2
channel => 7-16