> On May 1, 2017, at 10:02 PM, Brian E Carpenter <brian.e.carpen...@gmail.com> > wrote: > > Stefano, > > I won't argue further about the general issues, they are really > between you and the ADs. About this: > > ... >>> Minor issue: >>> ------------ >>> >>> The text of section 3 doesn't explain what requirements for SPRING it >>> generates. Really it just describes what any IGP will do anyway. >> >> >> not really. Igp’s compute Dijkstra-based shortest paths. Igp’s do not >> compute repair paths (whatever flavor: dual, parallel, disjoint, etc). > > Yes, but that is a comment on DV or SPF algorithms: in principle an IGP could > use other algorithms, should they be invented. Indeed, you refer to > "Automated computation by the IGP.”
well, the whole FRR and LFA story is based on LS protocols so DV is out of the picture here. > >>> How does that impact SPRING? If there is no impact, please say so! >> >> >> spring is about source routing and resiliency makes use of source routing. >> Resiliency makes use of source routing through SR. > > Right, but you don't state any *requirements* for SPRING that result from > this case, > except the very general statement before section 3.1. Maybe that does > translate > into specific requirements, but I don't see how. the generic requirement is the ability to instantiate source routed paths. These source routed paths, in the framework of this draft, are for LFAs. Thanks. s. > > Brian > _______________________________________________ Gen-art mailing list Gen-art@ietf.org https://www.ietf.org/mailman/listinfo/gen-art