Multiple routes to the same destination

[Baldur Gislason]

Well, round robin is really not what you want with IP packets.
And how are you going to detect that a route is good without a routing
protocol?

Baldur

On Fri, Jun 23, 2006 at 08:40:09PM +1000, Christopher Martin wrote:
> There is probably some good reason for this, but there is just one thing
> that seems very lacking from FreeBSD, and that's the ability to put in
> multiple routes in the table the same destination.
> 
> Now, I am sure a lot of people are saying "You idiot, use OSPF/BGP/RIP if
> you want fail over!" But that's not what I want! In the case of just about
> every other OS today you can put in as many routes as you like, and it will
> use any routes to a destination in a round robin, assuming they have
> equivalent, preferable metrics. Sort of poor mans load balancing. This also
> prevents protocols like OSPF from entering multiple routes to destination
> networks even if they have the same cost.
> 
> People have tried to overcome this in the past with ipfw rules:
> http://lists.freebsd.org/pipermail/freebsd-questions/2005-July/093285.html
> 
> The best this solution (more of a hack, really) can do is route sessions
> back out the same interface they came in.
> 
> Is there a good reason? If there isn't one, how much work will it take to
> fix? I have to admit that it frustrates me enough to at least have a crack
> at fixing it myself, even though I am no expert 1337 coder.
> 
> Please pardon my ignorance!
> 
> C Martin
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