Re: Difference in ipchains and iptable

From: Dave Wreski (dave@guardiandigital.com)
Date: 10/31/01 

Message-ID: <3BE037EA.210D0E13@guardiandigital.com>
Date: Wed, 31 Oct 2001 12:42:02 -0500
From: Dave Wreski <dave@guardiandigital.com>
To: security-discuss@linuxsecurity.com
Subject: Re: Difference in ipchains and iptable

Hi Lora,

> Please correct me if I am wrong, but ipchains and iptables are not just in
> RedHat this was changed in the Linux Kernel.

Yes, that's correct.

> In short and in general iptables is in the 2.4 Kernel and will allow you to
> build a stateful firewall. ipchains was in 2.2 Kernel and gives you a
> stateless firewall. There is a good article about building an iptables
> based firewall at:
> http://www.linuxworld.com/site-stories/2001/0920.ipchains.html

And I've tried to explain the differences in this article:

Linux Kernel 2.4 Firewalling Matures: netfilter
http://www.linuxsecurity.com/feature_stories/kernel-netfilter.html

Best,
Dave

>
> Also if you want more information do a search at:
> http://www.linuxsecurity.com and it has quite a few links. 

--
Dave Wreski
Corporate Manager                           Guardian Digital, Inc.
(201) 934-9230                Pioneering.  Open Source.  Security.
dave@guardiandigital.com            http://www.guardiandigital.com
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