multiple interfaces on same subnet?

Atom Powers atom.powers at
Tue Aug 1 16:23:02 UTC 2006

On 7/31/06, Joseph Gleason <fireduck at> wrote:
> Is it possible to reach two hosts via two interfaces that are both on
> the same subnet?
> My objective is to have a FreeBSD box balance outbound traffic between
> two NICs, while being able to select from among many routers that
> could be the default gateway and having the two NICs connect to
> different switches for fault tolerance. (I would do the fault
> tolerance via a watchdog script of some sort)

Take a look at pf. pf has some very powerful nat rules that should be
able to do what you want. Use a table to specify the next-hop and use
a pfctl script for your watchdog.

Perfection is just a word I use occasionally with mustard.
--Atom Powers--

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