You might check out http://lksctp.sourceforge.net/faqs.html
SCTP has the multi-homing feature built in.
(Also has traffic shaping and congestion avoidance built-in too).
SCTP is also available on FreeBSD
A view of the future..
On Wed, 2008-01-30 at 10:08 +0100, YvesDM wrote:
> On Jan 30, 2008 10:02 AM, Brieseneck, Arne, VF-Group <
> Arne dot Brieseneck at vodafone dot com> wrote:
> > May be thats a blond question: Is it possible to have 2 monowall
> > firewalls configured as a cluster to allow proper function if one node
> > of the cluster is not reachable?
> As far as I know this is (yet) not possible with m0n0wall.
> Though with pfsense it can be done.
> Kind regards