== Primary D-Channel on span 1 up
  == Primary D-Channel on span 1 up
  == Primary D-Channel on span 1 up
  == Primary D-Channel on span 1 up
  == Primary D-Channel on span 1 up
  == Primary D-Channel on span 1 up
  == Primary D-Channel on span 1 up
  == Primary D-Channel on span 1 up
  == Primary D-Channel on span 1 down
Feb 28 07:25:59 WARNING[27572]: chan_zap.c:2438 pri_find_dchan: No D-channels available!  Using Primary channel 24 as D-channel anyway!


zaptel.conf
------------------------
span=1,1,0,esf,b8zs
bchan=1-11
dchan=24

defaultzone=us
loadzone=us

zapata.conf
-------------------
[channels]

 switchtype=national
 context=Incoming
 signalling=pri_cpe
 echocancel=yes
 echocancelwhenbridged=yes
 callerid=asreceived
 group=1
 channel => 1-11