ECMP/multipath support

[Ondrej Zajicek]

On Mon, Jan 03, 2011 at 05:37:25PM +0100, Joakim Tjernlund wrote:
> > > Any plans to add support for Opaque LSAs/GMPLS in the near future?
> >
> > Nothing specific. Where (and how) is this feature used?
> 
> We have an old zebra based GMPLS TE (using RSVP too) to allocate
> paths through our network. Don't know much about it(yet) but
> if we were to move to BIRD we would need support for this.

I don't know much about GMPLS. I wonder for what purpose,
in which cases and on what hardware (and software) is that used?

> Something else, in calc_next_hop:
> don't you need to return all next hops for ptmp links now that you
> support ECMP?

The same as in ptp or bcast - multiple next hops are created
by compositing returns of calc_next_hop(). Look at the caller
of calc_next_hop().

-- 
Elen sila lumenn' omentielvo

Ondrej 'SanTiago' Zajicek (email: santiago at crfreenet.org)
OpenPGP encrypted e-mails preferred (KeyID 0x11DEADC3, wwwkeys.pgp.net)
"To err is human -- to blame it on a computer is even more so."
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