ECMP/multipath support

[Joakim Tjernlund]

Ondrej Zajicek <santiago at crfreenet.org> wrote on 2010/12/22 18:44:54:
>
> On Tue, Dec 21, 2010 at 11:57:12AM +0100, Joakim Tjernlund wrote:
> > > BTW, currently even if an opposite address is known, BIRD OSPF ptp links use
> > > multicast for HELLO protocol which would not work on physically ptp links
> > > that does not implement multicast. But AFAIK in such cases multicast
> > > (and broadcast) is implemented on OS level (just it sends everything
> > > to the other side).
> >
> > Would that be AllSPFRouters? That is what you should use on ptp links(but not
> > on ptmp links).
>
> Yes, that is what we do, so it is OK.

hmm, from a quick look I am not convinced that EVERY OSPF msg sent
on PtP links uses AllSPFRouters as dst address.

 Jocke