ftp server behind a zyxel router

From: Blade (blade7171@libero.it)
Date: 11/01/02 

From: Blade <blade7171@libero.it>
Date: Fri, 01 Nov 2002 18:04:58 GMT

I all, i know probably this is not the right NG but still I need help.
I have a bullet proof proxy on my win 2000 machine, and a zyxel adsl
router, I cannot access to my ftp server trought the net WHY ?? and how
I can fix ?
on the menu 15 I have setted the following

PORT..............Net
default 0.0.0.0
21 10.22.223.1

thanks a lot for your help