[root@slk-apbx-01 ~]# cat /proc/interrupts
           CPU0       CPU1
  0:      51845     873538    IO-APIC-edge  timer
  1:          3          6    IO-APIC-edge  i8042
  8:          0          0    IO-APIC-edge  rtc
  9:          0          0   IO-APIC-level  acpi
 12:          7         59    IO-APIC-edge  i8042
 14:       7354        354    IO-APIC-edge  ide0
177:    2764888         26   IO-APIC-level  eth0
193:       5616      37526   IO-APIC-level  cciss0
201:     319416     569313   IO-APIC-level  wct4xxp
NMI:     925163     925119
LOC:     921226     920357
ERR:          0
MIS:          0
[root@slk-apbx-01 ~]#

File: /etc/zaptel.conf

span=1,0,0,esf,b8zs
span=2,0,0,esf,b8zs
span=3,0,0,esf,b8zs
span=4,0,0,esf,b8zs

bchan=1-23,25-95
dchan=24,96
loadzone = us
defaultzone = us

File: /etc/asterisk/zapata.conf

[trunkgroups]

trunkgroup=>1,24
spanmap => 1,1,0
spanmap => 2,1,1
spanmap => 3,1,2
spanmap => 4,1,3

[channels]

switchtype=national
signalling=pri_cpe
pridialplan=unknown
prilocaldialplan=unknown
usecallerid=yes
callerid=asreceived
echocancel=yes
echocancelwhenbridged=yes
echotraining=yes
rxgain=0.0
txgain=0.0
musiconhold=native
language=en
context=CMG

group = 1
channel => 1-23,25-72