zapata.conf
------------------------
[trunkgroups]
[channels]
language                  =  en
switchtype                =  national
signalling                =  pri_cpe
pridialplan               =  national
prilocaldialplan          =  national
faxdetect                 =  both
relaxdtmf                 =  yes
echocancel                =  yes
echocancelwhenbridged     =  yes
overlapdial               =  no
echotraining              =  yes
usecallingpres            =  yes
amaflags                  =  default
context                   =  default
group                     =  1
channel                   => 1-23
signalling                = fxo_ls
context                   = default
group                     = 1
callerid                  = Phone 1 <262-1111>
channel                   => 25
signalling                = fxo_ls
context                   = default
group                     = 1
callerid                  = Phone 1 <262-1111>
channel                   => 26
signalling                = fxo_ls
context                   = default
group                     = 1
channel                   => 27-48

zaptel.conf
---------------------
span=1,1,0,esf,b8zs
span=2,1,0,esf,b8zs
bchan=1-23
dchan=24
fxols=25-48
loadzone=us
defaultzone=us