zaptel.conf
# Span 1: WCT1/0 "Wildcard TE12xP Card 0"
span=1,1,1,esf,b8zs
# termtype: te
bchan=2-23
dchan=24

# Global data

loadzone        = us
defaultzone     = us


----
zapata.conf
[channels]
; Span 1: WCT1/0 "Wildcard TE12xP Card 0"
group=0,11
context=from-pstn
switchtype = national
signalling = pri_cpe
channel => 2-23