[nmglug] Multi-Homed Linux and Routing

mohadib mohadib at openactive.org
Wed May 31 10:26:52 PDT 2006


you can send specific routes out of the other interface.

hth,
jd


On Wed, 2006-05-31 at 09:03 -0700, Tim Emerick wrote:
> I've posed this question before but without knowing the proper
> terminologies.  I've since experimented and have become stuck.  I'm
> using Debian testing.
>  
> I'm trying to create a proxy server to bridge between two lans.
>  
> eth0 is on lan0 and where all of my traffic should be coming/going.
> It autoconfigured DNS/gateway from the DHCP server on lan0.  It should
> be my only default gateway.
>  
> I installed eth1 and hooked it to lan1.  Linux autoconfigured it with
> it's own DNS service/gateway from the lan1 DHCP server.  I installed
> tinyproxy and specified incoming from lan0 and outgoing to lan1.  Only
> traffic on eth1 should be from/to tinyproxy only.
>  
> Existing services started really bogging down and I found that it was
> because linux was trying to decide which lan/route to use because now
> I had 2 default routes.  I want only one default route...lan0.
>  
> What next?  What info do I need to provide to clarify my problem?
>  
> For now, I've disabled eth1 so my existing services can run
> unhindered.
>  
> Thanks!
>  
> Tim
>  
> I'm confused.
> 
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