"pri debug span" not found

after install

  • zaptel-1.4.4
  • libpri-1.4.1
  • asterisk-1.4.0

hardware: te120p
led: green
zap show status: ok

PRI debug command is not available.

The reason is for checking this command is that incoming is not received and outbound call fails:

**** debug ***
– Executing [32289100@incoming:3] Dial(“SIP/192.168.1.19-0891b2d8”, “zap/1-1/28882760”) in new stack
[Jul 29 01:37:06] WARNING[5793]: app_dial.c:1090 dial_exec_full: Unable to create channel of type ‘zap’ (cause 0 - Unknown)


zaptel.conf
loadzone=us
defaultzone=us
span=1,1,0,esf,b8zs
bchan=1-23
dchan=24

zapata.conf
group=1
signalling=pri_cpe
switchtype=national
context=incoming
channel=>1-23

Pls kindly advise.