[ppml] Fw: IRS goes IPv6!  On 2/23/06, Jeroen Massar <jeroen at>
wrote:  > * when a packet gets routed onto the internet, outside
the site, the > exit router translates it to the core-prefix,
that is provided by the > upstream provider. The upstream ISP's
routes are in the "global routing > table", these can thus
become quite small with multiple layers.  hurrah! NAT! wasn't
NAT one of the reasons that ipv6 was a 'saviour' ? oh...  > *
when the packet arrives at a outer-perimeter, these place the >
outer-address back again to restore the globaly-unique property.
could we just use ipv4 and tunnel over gre? or ip-in-ip? or
ipsec? oh...  > Also the address can be passed around as it is
globally unique, no > rewriting needed, doesn't break end-to-end
and makes many people, except > most likely TE folks who only
get a outer-perimiter IP, happy. The > latter group really just
have to face that they are not big enough > unforunately (unless
somebody comes up with a cool solution(tm) :)  'not big enough'
doesn't matt