Need help with Ipcop setup(GReen-Orange-Red)

Hi,
I want some help with IPcop Setup. I know , how to setup Green-Orange.Every things works fine.
But Orange box cant ping out side world.

Inside pc can ping ipcop box.

Ip Address for Ipcop :
Green:194.132.235.1
Red: 192.168.1.1( Gateway-192.168.1.10 and dns 192.168.1.10)
Orange: 192.168.3.1

and Orange box : 192.168.3.2 ( Gateway -192.168.3.1, and Dns : 192.168.1.10)

Where is the problem ??

Any suggestion will be help full for me