Re: Routing between 2 ethernet cards

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"Randall W. Dean" wrote:

> make this work, you need to use source routing.  With this, it works like a
> charm.
> 
> So, for a concrete example:
> 
> eth0 is 99.99.99.99 router 99.99.99.100
> eth1 is 199.199.199.199 router 199.199.199.200
> 
> My default route is set to 99.99.99.100
> 
> Install iproute2
> Edit /etc/iproute2/rt_tables and add a line like "200  other"
> 
> ip rule add from 199.199.199.199 lookup other
> ip route add default via 199.199.199.200 table other
> 
> That's all it takes.  A rule now exists to send out through eth1 any
> packets that originate from 199.199.199.199 which is what any connection to
> that interface will have for a response ip address.


What I would be more interested in is a case where both NICs are on the
same subnet.  Would this work in that case as well?

Chris


-- 
Chris Friesen                    | MailStop: 043/33/F10  
Nortel Networks                  | work: (613) 765-0557
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Nepean, ON K2H 8E9 Canada        | email: cfriesen@nortelnetworks.com
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