[e2e] node addresses vs. interface addresses

[Joe Touch]

Christian Huitema wrote:
>>From: Joe Touch [mailto:touch at ISI.EDU] 
...
>>Except again that this can be hidden from the rest of the 
>>network using 
>>tunnels. A host can have a single endpoint address - on an "internal" 
>>virtual interface, used through a set of tunnels, each using outer 
>>addresses based on one of multiple real interfaces.
> 
> 
> You can hide it somewhat, but Noel draw the fundamental tension.
...
> The alternative to loading everybody with the problem is to shift the
> load to the multihomed host and its peers.

Hiding it _does_ shift the load to the multihomed host and its peers. 
See the paper for details.

Joe