On 31/01/2014 10:53, Ole Troan wrote: > Brian, > >>> requirements from homenet-arch (I might have missed some): >>> - must support multi-homing >>> - each link should be assigned a stable prefix >>> - efficient allocation of prefixes >>> - should support both IPv4 and IPv6 >> I think you need to add >> - must allow source-address-based next hop routing > > care to elaborate why you think so? > in my mind addressing != routing
Well, it probably doesn't belong here, but we may need different first hops to reach different exit routers in the general case. However, yes, it's not needed as part of PD itself. Brian > >> - must support multiple prefixes per subnet > > yes, multiple "site prefixes", multiple assignments from the same site-prefix > should be avoided though. > >> - must guarantee consistency with routing >> >> (The last one doesn't mean "must be provided by routing protocol", >> but it does mean that whatever box generates the PD message >> MUST be configured with the same information as the routers.) > > absolutely. > >> And also >> - must be zero-conf as far as the end user is concerned > > yes. in the flow-chart I have that as "auto conf" > >> I actually don't see how to separate this discussion (PD) >> from the discussion about how to announce multiple >> first-hop (a.k.a. default) routers. > > I'm not quite sure what you mean by "announce multiple first-hop routers". > is it different than the multihoming support requirement? > with regards to terminology. I prefer prefix assignment (PA). and use > delegation when the process is between different administrative domains. > >> I also don't see how to separate it from the discussion >> of autonomic networking that is starting in NMRG, because >> of the zero-conf requirement. > > possibly. there are a few autonomic related drafts submitted to homenet > already. as far as I can see they are about building trusted adjacencies. > (which could be a prerequisite for prefix assignment). > > cheers, > Ole _______________________________________________ homenet mailing list [email protected] https://www.ietf.org/mailman/listinfo/homenet
