From mboxrd@z Thu Jan  1 00:00:00 1970
From: Pablo Neira <pablo@eurodev.net>
Subject: Re: Load balancing.
Date: Sun, 03 Apr 2005 22:49:49 +0200
Message-ID: <425056ED.3010104@eurodev.net>
References: <004e01c53881$c1adb2d0$88161753@szpaq>
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To: szpak <xperience@interia.pl>
Cc: netfilter@lists.netfilter.org

szpak wrote:
> Hello.
> 
> I need help with I think something very easy to do with Iptables.
> 
> I need to have load balancing via nat for two or more ISP as in chart:
> 
>                            ------ ISP1
>                           |          128.0.0.0/30        
> <MY NET>---->[Linux NAT]-------- ISP2
> 192.168.0.0/24     |      80.0.0.0/30
>                            ------ ISP3
>                                    85.0.0.0/30
> 
> I have some users on my side and I want them to simply load balance trafic
> from them via those three ISP's.  How to do that, is there a way to have three default static routes?

This is not related to iptables itself. Have a look at iproute.

http://lartc.org/howto/

--
Pablo