RE: multihomed host

["Michel Py" <michel@arneill-py.sacramento.ca.us>]

>>> Yoshihiro Ohba wrote:
>>> There may be some scenario in which a single-interface
>>> host is connected to multiple ISPs on the same link, which
>>> seems to be not covered in the usual definition for
>>> "multihomed host". I don't know what to call the model,
>>> but is such a model already common? Or is there any
>>> ongoing work on this model?
 
>> Michel Py wrote:
>> This is possible as of today; a host that has multiple PA
>> addresses is certainly considered a multihomed host.
>> However, this alone is not a multihoming solution.

> What additional things need to be considered for this
> usage to become a multihoming solution?

There is no simple answer to this question. Here is one approach:
http://arneill-py.sacramento.ca.us/ipv6mh/draft-bagnulo-mhExtHdr-00.txt

Michel.