Not Getting CallerID Sangoma A200 Analog Card 2FXS/2FXO

Sangoma A200 Analog Card 2FXS/2FXO installation
i have Sangoma A200 Analog Card 2FXS/2FXO.
i have used cent os 6.2 64 bit OS.
i have successfully installed
And Latest wnpipe Driver

i can easily make incoming and outgoing calls successfully.
But the problem is there when someone try to make an incoming calls i am not getting customer called ID

1)i have insert PBX local extension into the analog card.
2)i have insert direct analog line from the provider

In both the cases i am not able to capture caller id

is there any specific configuration required to get customer caller id.?