On 2010-01-21 03:21, Mark Smith wrote: > On Wed, 20 Jan 2010 09:01:34 -0500 > Thomas Narten <nar...@us.ibm.com> wrote: > >> "Dan Wing" <dw...@cisco.com> writes: >> >>> >>>> -----Original Message----- >>>> From: ipv6-boun...@ietf.org [mailto:ipv6-boun...@ietf.org] On >>>> Behalf Of Ole Troan >>>> Sent: Sunday, January 17, 2010 1:02 PM >>>> To: Brian Haberman >>>> Cc: ipv6@ietf.org; Fred Baker >>>> Subject: Re: Question: Detecting routers on a link >>>> >>>> Brian, >>>> >>>>> It appears from the discussion that the "network >>>> administrator" is trying to get *multiple* Linksys/equivalent >>>> systems to work together with no intervention (and >>>> potentially with multiple, independent ISPs). None of the >>>> people who I know who have such a setup with IPv4 expect this >>>> to work "out of the box" and that is what I see people trying >>>> to do here with ULAs. >>>> >>>> not quite as complicated as that even. two CPEs routers side >>>> by side (presumably connected to different ISPs). if there is >>>> a requirement that a CPE router should automatically generate >>>> a ULA, should the 2 routers then coordinate the ULA >>>> assignment between them. >>> Is there existing text (or assumptions?) that avoids a similar problem with >>> wired and wireless support on a *single* CE router and a computer (e.g., >>> laptop)? >> No. Hence, my other note talking about the larger problem, of which >> the above is just one small piece. >> >> Today, there is no guidance/best practice describing how to use ULAs >> in a network, other than to manually configure them. >> > > There is an Operational Guidelines section in the ULA RFC, which is > making recommendations e.g. sharing subnet IDs with global prefixes, > filtering of route announcements in BGP, Renumbering and Site Merging > etc. >
There's also some material in RFC4864, but I think Thomas is correct that some collected advice would be very useful. Brian -------------------------------------------------------------------- IETF IPv6 working group mailing list ipv6@ietf.org Administrative Requests: https://www.ietf.org/mailman/listinfo/ipv6 --------------------------------------------------------------------