> On Aug 22, 2025, at 6:08 PM, Les Ginsberg (ginsberg) <[email protected]> > wrote: > > Acee - > > The logical extension to your position would be that there is no need to > define/use flex-algo because everything we can do with flex-algo could be > done with multiple topologies. > This may be true - but the deployment challenges/costs associated with using > multiple topologies in this way have made it far less appealing for many use > cases. > > I would also suggest that you consider the use case described in > https://datatracker.ietf.org/doc/draft-xz-pim-flex-algo/ - where flex-algo > soft dataplane is used as an adjunct to a multicast topology - not a > replacement. > I guess your answer to that would be to have "many multicast topologies"??? > This would be, of course, possible - but much more difficult/expensive to > deploy.
Please describe the use case in the draft rather than simply referring to multicast distribution. The simple case has been solved and there is no reason one couldn't use a single multicast topo/RIB (and leverage existing implementation outside of the IGPs) with multiple fiex algos for different sources. Thanks, Acee > > Les > >> -----Original Message----- >> From: Acee Lindem <[email protected]> >> Sent: Friday, August 22, 2025 2:33 PM >> To: Acee Lindem <[email protected]> >> Cc: lsr <[email protected]>; Les Ginsberg (ginsberg) <[email protected]>; Peter >> Psenak (ppsenak) <[email protected]>; <[email protected]> >> <[email protected]> >> Subject: Re: LSR WG Adoption Poll for "IGP Flex Soft Dataplane" - draft- >> ginsberg-lsr-flex-soft-dataplane-01 >> >> Speaking as WG member: >> >> I think the requirements for this draft are "soft" given that the only >> example >> provided is the multicast distribution which has been satisfied for decades >> using a separate multicast topology. >> In short, the draft suffers from "ED" which in this case is "Exemplar >> Deficiency". >> I'm certainly not going to support adoption until I see a more compelling use >> case. >> >> Thanks, >> Acee >> >> >>> On Aug 22, 2025, at 5:22 PM, Acee Lindem <[email protected]> wrote: >>> >>> LSR WG, >>> >>> The begins the LSR WG adoption call for "IGP Flex Soft Dataplane" - draft- >> ginsberg-lsr-flex-soft-dataplane-01. Please express your support or objection >> on this list prior to Saturday September 6, 2025. >>> >>> Thanks, >>> Acee > _______________________________________________ Lsr mailing list -- [email protected] To unsubscribe send an email to [email protected]
