[channels]
  usecallerid=yes
  hidecallerid=no
  callwaiting=yes
  usecallingpres=yes
  callwaitingcallerid=yes
  threewaycalling=yes
  transfer=yes
  canpark=yes
  cancallforward=yes
  callreturn=yes
  echocancel=yes
  echocancelwhenbridged=yes
  relaxdtmf=yes

  rxwink=300
  busydetect=yes
  busycount=8
  language=es
  pridialplan=unknown
  immediate=no

;Sangoma A101 port 1 [slot:1 bus:1 span: 1]
  switchtype=national
  context=DID_span_1
  signalling=pri_cpe
  channel => 1-15,17-31