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Re: Last Call: <draft-ietf-6man-rfc4291bis-07.txt> (IP Version 6 Addressing Architecture) to Internet Standard

2017-02-22 12:06:29
From a complexity, reliability, and cost point of view, it is likely better
to say that everything should be /64 rather than say that 99.9% of links
will be /64 or /128 but we still need to support other prefix lengths for
0.1% of cases.

On Thu, Feb 23, 2017 at 3:01 AM, David Farmer <farmer(_at_)umn(_dot_)edu> wrote:



On Wed, Feb 22, 2017 at 11:46 AM, Lorenzo Colitti 
<lorenzo(_at_)google(_dot_)com>
wrote:

On Thu, Feb 23, 2017 at 2:42 AM, Mark Smith 
<markzzzsmith(_at_)gmail(_dot_)com>
wrote:

Let's leave behind unnecessary practices that have been used to extend
IPv4's life, and that make things unnecessarily complicated and more costly
to operate and troubleshoot.


What he said.


Yes, what he said is a very compelling argument to use /64 in most places,
the default. However, you cannot extrapolate there exists no places were
something other than /64 make sense.

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