Ondrej Zajicek <santi...@crfreenet.org> wrote on 2010/12/21 03:38:35: > > On Tue, Dec 21, 2010 at 01:20:41AM +0100, Joakim Tjernlund wrote: > > > Or if you means case like: Router A having two interfaces (with IP1 and > > > IP2) connected to the same network N, router B also connected to > > > network N may use multihop to IP1 and IP2 for routes that goes through > > > router A. It is true that in that case BIRD does not use multihop (and > > > there are some other corner cases, where multihop also is not used > > > although it could be). > > > > yes, this one. Seems like multihop only works for ptp links then ? > > perhaps not a big deal? I would think users of ECMP would like this case > > to work too though. > > This scenario expects there is just one network between the routers and > one router has two interfaces to that network, which is generally > configuration not well supported by OSPFv2. So i don't think it is a big > deal.
Not common but very cool if that worked too. You get higher bandwidth that way and you are compliant with the OSPF spec too. > > But now i realized that a scenario with two parallel links where both > are bcast (not ptp) would not work with ECMP, which is probably what > you wanted to notify me of. This would be fixed. Precisely :)