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Re: Implementations/suggestions for Multihoming IPv6 for DSL sites
From: Joel Jaeggli <joelja () bogus com>
Date: Thu, 07 Apr 2011 23:54:01 -0700

On 4/7/11 8:30 PM, Randy Bush wrote:
Otherwise some kind of routing must be implemented on hosts.
Some kind of routing is already implemented on hosts.
your mobile phone is multihomed, as is this laptop I'm typing on.

routing != multihomed

it's not an autonomous system it's embedded inside one or more of them...

it most definitely makes a forwarding decision which in this case also
requires address selection.

try rfc 1812

   A router connects to two or more logical interfaces, represented by
   IP subnets or unnumbered point to point lines (discussed in section
   [2.2.7]).  Thus, it has at least one physical interface.  Forwarding
   an IP datagram generally requires the router to choose the address
   and relevant interface of the next-hop router or (for the final hop)
   the destination host.  This choice, called relaying or forwarding
   depends upon a route database within the router.  The route database
   is also called a routing table or forwarding table.  The term
   "router" derives from the process of building this route database;
   routing protocols and configuration interact in a process called


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