Re: Objection to draft-ietf-6man-rfc4291bis-07.txt

Alexandre Petrescu <alexandre.petrescu@gmail.com> Thu, 02 March 2017 16:23 UTC

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Subject: Re: Objection to draft-ietf-6man-rfc4291bis-07.txt
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From: Alexandre Petrescu <alexandre.petrescu@gmail.com>
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Date: Thu, 2 Mar 2017 17:23:26 +0100
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Le 02/03/2017 à 16:35, Lorenzo Colitti a écrit :
> [...]
> The reason the fixed 64-bit length is important is that it ensures 
> that subnets never run out of addresses, and that's an extremely 
> desirable property.

Ok, but maybe it's the operators running out of /64s, no?

I speculate, but I couldn't imagine a cellular operator dedicating a 
/40, i.e. 2^24 /64s, i.e. the equivalent of a 10.x Class A, to cover its 
end users.    (the cellular operator I work with dedicates a /47 to 
cover its end users).

Alex