From mboxrd@z Thu Jan  1 00:00:00 1970
From: edwardspl@ita.org.mo
Subject: Re: [Fwd: Server machines behind Firewall]
Date: Fri, 07 Jan 2005 23:45:32 +0800
Message-ID: <41DEAE9C.62B38374@ita.org.mo>
References: <41DEA59E.F63D5C97@ita.org.mo>
	<20050107152755.GA49@bender.817west.com>
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To: Jason Opperisano <opie@817west.com>
Cc: netfilter@lists.netfilter.org

Jason Opperisano wrote:

> > Sorry, what useful about the following function ( command line ) ?
> >
> > > iptables -A FORWARD -i $EXT_IF -o $INT_IF -p tcp --syn -d $SRV1 \
> > > ? --dport 80 -j ACCEPT
>
> um--it allows the packet through the FORWARD chain of the filter table.
> remember--you're trying to build a firewall here.

So, must I enable this kind of function for using the Firewall ?