Re: Higher level question about flow label

[Bill Sommerfeld]

> I would like to suggest another choice:
> 
>      e) a set of bits we hold in reserve for the future
> 
> I don't think that we have enough experience to pick between a), b), or c) 
> now, and think that something might come up in the future where 28 bits in 
> the IPv6 header might be very useful.  This might not have anything to do 
> with QOS.

Currently the field is defined as "must be random"; if we want to
preserve the ability to recycle it for something else in the future,
we need to redefine it *NOW* as a "must be zero".

                                        - Bill


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