Re: IETF multihoming powder: just add IPv6 and stir

[Kurt Erik Lindqvist <kurtis@kurtis.pp.se>]

> > However, with a certain amount of cleverness, and also trading off 
> > per-packet
> > header overhead to reduce per-flow state in the switches, one can do 
> > an
> > amazing amount.
> >
> > I don't want to bore everyone with a long explanation, and sorry, no 
> > it's not
> > written down, but very briefly, it all depends on having virtual 
> > links in the
> > topology map which correspond to instantiated aggregated flows (and
> > recursively so). You can either do an end-end flow setup which uses 
> > those
> > virtual links (and the flow stack in the packet header), or you can 
> > play all
> > sorts of interesting tricks with the flow stack to cause packets to 
> > take paths
> > composed of those virtual links, or you can do a mixture of the two.
> >
> > I not sure if I have that problem Vadim identified with the full-blown
> > flow-setup case completely licked, but I have some ideas which I 
> > think will
> > do it.
> Don't get me wrong here, but on first read-through, isn't what you are 
> describing MPLS?
Reading it again, I guess this is not completely the case. But at least 
I would appreciate some more details.

- kurtis -