[ppml] IP-v6 Needs (RE: a modified proposal 2005-8)

[Kevin Loch]

Michael.Dillon at btradianz.com wrote:
>>The aircraft MUST be able to join to many different
>>service provider networks as it moves around the world; we have carriers
>>that fly there aircraft literally around the world in a bit over a day.
>>The aircraft WILL most of the time have simultaneous links to multiple
>>service providers.  An aircraft will probably have at least three
>>separate networks onboard: air traffic control, airline or operator, and
>>in-flight passenger services/entertainment.)
> 
> 
> This is the reason for giving EVERY end-site a /48. No matter
> which network you connect to, you can get a /48 for your connection
> and maintain the same internal subnet topology. The same issue 
> arises with shipping containers, buses, travelling salesmen,
> freight companies, and others.

If the space assigned to an end site is based upon what they need
and their needs don't change while switching providers, then there
should be no problem getting the same size prefix from each provider.
Why does it have to be a /48?

- Kevin