I had a BFD session over an MPLS LSP in my mind, which i understand is outside the scope.
Cheers, Manav On Tue, Nov 3, 2015 at 9:56 AM, Gregory Mirsky <[email protected]> wrote: > Hi Manav, > > I think that the quote from RFC 5881 applies only to single-hop (and LAG > too) IPV4/IPv6 BFD, not to multi-hop or BFD over MPLS LSP. I’m very much > interested to learn about use case you have for multiple single hop BFD > sessions. > > > > Regards, > > Greg > > > > *From:* Manav Bhatia [mailto:[email protected]] > *Sent:* Tuesday, November 03, 2015 12:29 PM > *To:* Gregory Mirsky > *Cc:* [email protected] > *Subject:* Re: Multiple BFD sessions between the same pair of end-points > > > > And pray what is the context? I presume its got something to do with the > BFD WG meeting. Would appreciate some details. > > > > I have a counter example of when one may need multiple BFD sessions > between the same end-points, but i would like to hear the context before i > muddy the waters. > > > > Cheers, Manav > > > > On Tue, Nov 3, 2015 at 7:56 AM, Gregory Mirsky < > [email protected]> wrote: > > Dear All, > > I think that this paragraph from Section 2 of RFC 5881 prohibits multiple > single-hop BFD sessions between the same pair of end points: > > Each BFD session between a pair of systems MUST traverse a separate > > network-layer path in both directions. This is necessary for > > demultiplexing to work properly, and also because (by definition) > > multiple sessions would otherwise be protecting the same path. > > > > Regards, > > Greg > > > > >
