Re: [MEXT] GRE support in DSMIPv6 - AD review

[<Pasi.Eronen at nokia.com>]

Hesham Soliman wrote:

> >> At that time, there were folks arguing for using GRE
> >> encapsulation with MIPv6 also.
> > [behcet] I couldn't understand why MN would need to support
> > GRE. Can someone explain the use case?
>
> => It was done for NETLMM. Technically and practically speaking it
> will never be used by the MN. And there is no reason for doing so.
> Whenever GRE is used it's used within the network not from the host.

If that's the case, why not specify it for PMIPv6 only?

(That would potentially simplify the specs -- you don't e.g. need to
think how "client MIPv6" IPsec (a messy area already) would work with
GRE. PMIPv6+IPsec is much simpler case, and might not need any new
text for GRE.)

Best regards,
Pasi
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