Need urgent help on configure USB FXO

Hi,

I am using sangoma USBFXO card (2 ports). I am using asterisk in centos. I need help on configure this usb fxo.
I am using the below version:
wanpipe-3.5.12
zaptel-1.4.12.1
asterisk-1.4.35
CentOS release 5.5 (Final)

I am running the below command it show the 2 channels to configure. But i think i have done all the required configuration.
I am also sending here with the zapata.conf and zaptel.conf for your reference.

– [root@dhcppc1 ~]# wanrouter start
Starting WAN Router…
Loading WAN drivers: wanpipe done.
Starting up device: wanpipe1
Configuring interfaces: w1g1
done.
Waiting for zaptel device /dev/zap …
Zaptel Version: 1.4.12.1
Echo Canceller: MG2
Configuration

2 channels to configure.

[root@dhcppc1 ~]# /sbin/ztcfg -vvv
Zaptel Version: 1.4.12.1
Echo Canceller: MG2
Configuration

Channel map:
Channel 01: FXS Kewlstart (Default) (Slaves: 01)
Channel 02: FXS Kewlstart (Default) (Slaves: 02)
2 channels to configure.

[root@dhcppc1 ~]# asterisk
[root@dhcppc1 ~]# asterisk -r
Asterisk 1.4.35, Copyright © 1999 - 2010 Digium, Inc. and others.
Created by Mark Spencer markster@digium.com
Asterisk comes with ABSOLUTELY NO WARRANTY; type ‘core show warranty’ for details.
This is free software, with components licensed under the GNU General Public
License version 2 and other licenses; you are welcome to redistribute it under
certain conditions. Type ‘core show license’ for details.

Connected to Asterisk 1.4.35 currently running on dhcppc1 (pid = 7960)
dhcppc1*CLI> core show channels
Channel Location State Application(Data)
0 active channels
0 active calls

I have already configured the two channels even why it is still showing 2 channels to configure. how to configure that
My config files are like below

Zapata.conf:

;autogenerated by /usr/sbin/wancfg_zaptel do not hand edit
;autogenrated on 2010-09-05
;Zaptel Channels Configurations
;For detailed Zaptel options, view /etc/asterisk/zapata.conf.bak

[trunkgroups]

[channels]
context=default
usecallerid=yes
hidecallerid=no
callwaiting=yes
usecallingpres=yes
callwaitingcallerid=yes
threewaycalling=yes
transfer=yes
canpark=yes
cancallforward=yes
callreturn=yes
echocancel=yes
echocancelwhenbridged=yes
relaxdtmf=yes
rxgain=0.0
txgain=0.0
group=0
callgroup=1
pickupgroup=1
immediate=no

;Sangoma AU100 [slot: bus: span:1]
context=from-zaptel
group=0
signalling = fxs_ks
channel => 1

context=from-zaptel
group=0
signalling = fxs_ks
channel => 2

Zaptel.conf

#autogenerated by /usr/sbin/wancfg_zaptel do not hand edit
#autogenrated on 2010-09-05
#Zaptel Channels Configurations
#For detailed Zaptel options, view /etc/zaptel.conf.bak
loadzone=us
defaultzone=us

#Sangoma USB U100 [bus:6-1 span:1]
fxsks=1
fxsks=2

Help me to solve this issue.

Thanks and Regards,
Thirupathi