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Re: Requirements for IP Multihoming Architectures

Ben;

> 3.4 Cost
> 
>    A provider may choose to multihome for financial reasons.  For
>    example, customer C homed to ISP A may wish to shift traffic of a
>    certain class or application, NNTP, for example, to ISP B because
>    ISP B charges less for traffic.  Any future multihoming proposals
>    must provide support for multihoming for financial reasons.

While end to end multihoming can support it, it is not a so
strong requirement.

It is enough to say:

   Future multihoming proposals
   had better provide support for multihoming for financial reasons.

							Masataka Ohta