nanog mailing list archives

Re: Choice of network space when numbering interfaces with IPv6


From: Zaid Ali <zaid () zaidali com>
Date: Fri, 15 Oct 2010 13:02:22 -0700

Bahh had my head turned around and brain fried on a Friday. I was more
curious about /64 vs /126 from management perspective. Thanks everyone for
answering offline as well, I got my questions answered.

Zaid


On 10/15/10 12:26 PM, "Zaid Ali" <zaid () zaidali com> wrote:

SO I have been turning up v6 with multiple providers now and notice that
some choose /64 for numbering interfaces but one I came across use a /126. A
/126 is awfully large (for interface numbering) and I am curious if there is
some rationale behind using a /126 instead of a /64.

Zaid







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