I support the adoption as co-author, for the reasons outlined by Greg.
Cheers, Jeff On Sep 14, 2020, 2:17 PM -0700, Greg Mirsky <gregimir...@gmail.com>, wrote: > Dear All, > I support the adoption of draft-mirsky-spring-bfd by the SPRING WG for the > following reasons: > > • optional control of the reverse path of the BFD session in SR-MPLS > environment; > • optional reduction of OAM data exchanged between BFD systems by using the > BFD in Demand mode over an SR-MPLS tunnel; > • ability to monitor p2mp SR policies. > > I want to highlight the third point. BFD (based on RFC 5880) has solutions > for lightweight mechanisms to detect defects in a p2mp tunnel. The solution > defined in RFC 8562 allows egress BFD nodes to monitor the state of the > head-end and related part of the multicast distribution tree. In some > scenarios, it is desirable for the head-end to be able to know the state of > an egress node and egress's view of the distribution tree. Three options > listed in RFC 8563: > > • head notifications with multicast polling > • head notifications with composite polling > • unsolicited notifications > > The two first options described in RFC 8563 in detail while the third is very > sketchy. This is the option discussed in the draft, pointing to the solution > defined in draft-mirsky-mpls-p2mp-bfd. > > Always welcome your questions. > > Regards, > Greg > > > On Tue, Sep 8, 2020 at 11:08 AM IETF Secretariat > > <ietf-secretariat-re...@ietf.org> wrote: > > > > > > The SPRING WG has placed draft-mirsky-spring-bfd in state > > > Call For Adoption By WG Issued (entered by Joel Halpern) > > > > > > The document is available at > > > https://datatracker.ietf.org/doc/draft-mirsky-spring-bfd/ > > > > > > Comment: > > > The authors have requested (quite some time ago) WG adoption for this > > > document. Looking at the archive, there was anot a lot of discussion, and > > > some concerns. Rather than try to infer the current state from the old > > > discussions, the WG Chairs have decided to issue a WG call for adoption. > > > If > > > you support this becoming a WG document, please explain on the list. If > > > you > > > oppose this becoming a WG document, please explain on the list. Silence > > > does > > > not mean consent. > > > > > > Yours, > > > Joel M. Halpern > > >
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