IPv6 fc00::/7 — Unique local addresses

Thu Oct 21 03:31:59 UTC 2010

On Thu, 21 Oct 2010 14:29:11 +1100
Mark Andrews <marka at isc.org> wrote:

> 
> In message <4CBFA9BB.9030100 at matthew.at>, Matthew Kaufman writes:
> > ULA + PA can have the same problems, especially if your ULA is 
> > inter-organization ULA, which was one of the cases under discussion.
> 
> Which still isn't a problem.  Presumably you want your inter-organization
> traffic to use ULA addresses to talk to each other so you setup the
> address selection rules to do just that.  That requires new rules
> being distributed to all nodes that need to talk to the other site.
> Presumable DHCPv6 could do this.  If there isn't yet a DHCP option
> to request address selection rules we need to define one.

One is being defined -

https://datatracker.ietf.org/doc/draft-fujisaki-6man-addr-select-opt/

>  Use a
> VPN between the organisations so you fate share.  If you have a
> private interconnect then the VPN becomes the backup.
> 
> > Matthew Kaufman
> > 
> -- 
> Mark Andrews, ISC
> 1 Seymour St., Dundas Valley, NSW 2117, Australia
> PHONE: +61 2 9871 4742                 INTERNET: marka at isc.org