On Fri, 2003-11-28 at 08:54, Tom Eastep wrote:

> 
> Ray has been telling you for some time now but it's not getting through;
> you cannot simply hack in an arbitrary set of iptables commands into a
> Shorewall-configured firewall and expect them to work. You have to
> understand what Shorewall's ruleset does and you have to understand how
> adding your additional rules might affect what that ruleset does.
> 

In your particular case, you are inserting rules into the FORWARD chain
BEFORE THE SHOREWALL-GENERATED TCPMSS RULE!!!! And since your accounting
rules aren't passive (they ACCEPT the packets), the TCPMSS rule is never
being traversed. So for those IP addresses that you are accounting for,
the setting of CLAMPMSS is being effectively ignored.

-Tom
-- 
Tom Eastep    \ Nothing is foolproof to a sufficiently talented fool
Shoreline,     \ http://shorewall.net
Washington USA  \ [EMAIL PROTECTED]




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