From: "Jörg Harmuth" <harmuth@mnemon.de>
To: netfilter@lists.netfilter.org
Subject: Re: Forwarding to another ip:port based on source
Date: Tue, 25 Oct 2005 12:07:24 +0200 [thread overview]
Message-ID: <435E03DC.90900@mnemon.de> (raw)
In-Reply-To: <200510240628.j9O6Skw3002058@linux.tonyspencer.co.uk>
Tony Spencer wrote:
> Hi
>
> Is it possible to have an IPTables rule that will forward any packets on a
> given port to another ip address and port based on where the packet came
> from?
Yes
> For example if I have a server on IP 192.168.0.1 and any requests into that
> server on port 80 from a source IP of 192.168.1.10 and want to force those
> packets to our squid server 192.168.0.11 on port 3128. But only for the IP
> 192.168.1.10, all other requests to the server on port 80 should stay local?
Use -s option like this:
-t nat -A PREROUTING -p tcp --dort 80 -s 192.168.1.10 \
-j DNAT --to 192.168.0.11:3128
Probably you will have to SNAT too. Watch with tcpdump.
HTH,
Joerg
prev parent reply other threads:[~2005-10-25 10:07 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-10-24 6:29 Forwarding to another ip:port based on source Tony Spencer
2005-10-25 10:07 ` Jörg Harmuth [this message]
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