> I have a RH 7.1 box which is my DNS server.  I would like to secure it
> so that only 2 ports are open - SSH and DOMAIN.  I would also like to be
> able to send outbound mail only (not receive).  This is all the services
> that I need on that box.  What is the best way to approach this?  I am
> told that IP chains would do this for me, but don't really know the
> syntax.  Could anyone please help me write my rules?

use SSH2 insted of SSH2 :) ...
just small sec. hint :) ...



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