Re: I-D ACTION:draft-nordmark-multi6dt-shim-00.txt

[marcelo bagnulo braun <marcelo@it.uc3m.es>]

> > Good news. This is wrong (and I didn't realise it when analyzing 
> > NOID).
> > Flow Labels are not unique on their own and cannot be used for
> > anything on their own. You must always lookup a 3tuple.But if the
> > received  {Flow Label, Source Locator, Dest Locator} is in the set
> > {Flow Label, {Source Locators}, {Dest Locators}} corresponding to
> > a particular {Flow Label, Source ULID, Dest ULID} 3tuple, the shim
> > *knows* that it is a multi6 packet.
>
> If the {flow label, src locator, dst locator} is used to identify the 
> state then you are right. But that prevents a possible optimization 
> with changing locator sets (think mobility) by requiring that multi6 
> signaling be complete to tell the peer of the new locator before that 
> locator can be used as the source.

well, but in this case, there is also some security information nneded 
to authenticate the new locator, so the receiver will have additional 
information for the demux of this packet i guess.


regards, marcelo
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