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Re: Documentation prefix notation for a /56

Bob Hinden <bob.hinden@gmail.com> Mon, 30 October 2017 18:14 UTC

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From: Bob Hinden <bob.hinden@gmail.com>
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Subject: Re: Documentation prefix notation for a /56
Date: Mon, 30 Oct 2017 11:14:16 -0700
In-Reply-To: <CAN-Dau1mmpuodBfWJx2K9rPVxPT0wzFpKEPiZgrsayfseDKhew@mail.gmail.com>
Cc: Bob Hinden <bob.hinden@gmail.com>, Alexandre Petrescu <alexandre.petrescu@gmail.com>, IPv6 List <ipv6@ietf.org>
To: David Farmer <farmer@umn.edu>
References: <e20e2c94-03ce-d108-7f23-8bfacf3d0cc8@gmail.com> <CAN-Dau3F1Z2ZYb=w5zPFPwLiXg56o77s_eZFf0RuFm0oq0eAMQ@mail.gmail.com> <b2ce84ca-bf7f-0fab-b437-b47a016d5df8@gmail.com> <CAN-Dau1mmpuodBfWJx2K9rPVxPT0wzFpKEPiZgrsayfseDKhew@mail.gmail.com>
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Hi,

> 
> 
> 2001:db8:XYZU:TW00::/56 would be the normal way to denote such a prefix.
> 
> Would 2001:db8:XYZU:TWFF::/56 also be normal?
> 
> That is not the normalized representation for a prefix, the normalized representation is to have zeros for all the bit right of the prefix boundary.
> 

I agree, that would be good for an example for a /64.  For /56 , as noted above, something like:

2001:db8:XYZU:TW00::/56

(where XYZU TW are actual hex digits)

Bob

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