No. Run this node liveness service on ABR or on any other IGP node in an area.
On Tue, Jan 25, 2022 at 4:01 PM Aijun Wang <wangai...@tsinghua.org.cn> wrote: > Hi, Robert: > > You mean make every PE as the register server? > > Aijun Wang > China Telecom > > On Jan 25, 2022, at 21:21, Robert Raszuk <rob...@raszuk.net> wrote: > > > Aijun, > > No, I think you misunderstanding our purpose. >> > > You are using this argument towards a number of people ... I recommend you > reconsider. > > >> The proposed solution can fit in small network, or large network and RR >> can locate anywhere the operator want to place. We have no assumption about >> the location of RR and PEs. >> > > Please observe that if you really want to put RRs outside of your local > area for whatever reason (maybe you run RR as a service in the cloud) then > actually we can combine X from my additional point with Tony's proposal. It > just occurred to me like a really interesting deployment mode so let me > describe the WG. Maybe Tony can add this model to his draft in the possible > deployment section. > > - - - > > When network elements residing outside of the local area are interested in > node liveness of selected nodes in the area (for example BGP Route > Reflectors running in the cloud) they can register with node > liveness servers in an area to receive targetted notifications for > interested addresses. > > Such notifications can be used to invalidate service next hops or tunnel > endpoints. Upon such action service information will be immediately > withdrawn. > > That deployment model offers full flexibility with just a handful of > additional TCP or QUIC sessions needed and very little to no extra state > injected in the network. > > - - - > > That model also addresses some concerns associated with any to any > registrations. No longer PEs need to register anything with ABRs nor ABRs > need to pass that information around. > > Best regards, > R. > > >
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