nanog mailing list archives

Re: Using IPv6 with prefixes shorter than a /64 on a LAN


From: Mark Smith <nanog () 85d5b20a518b8f6864949bd940457dc124746ddc nosense org>
Date: Wed, 26 Jan 2011 17:22:29 +1030

On Wed, 26 Jan 2011 12:49:13 +0700
Roland Dobbins <rdobbins () arbor net> wrote:


On Jan 26, 2011, at 12:33 PM, Mark Smith wrote:

The correct assumption is that most people will try and usually succeed at follow the specifications, as that is 
what is required to
successfully participate in a protocol (any protocol, not just networking ones). IPv4 history has shown that most 
people will.

Specification <> application, as in new applications.

And, no, I don't think that 'most people will' - I've seen enough foolishness with regards to IPv4 misaddressing over 
the last quarter-century (pre- and post-CIDR) to share your optimism in that regard.


The Internet works most of the time doesn't it? I think that is
evidence that most people get it right most of the time, and that
misaddressing has minimal if any effect because it is ignored as
non-complaint with the Internet's protocols (both implementation 
and operational ones). Usually the consequences of misaddressing are
limited to those who've performed it.


        Mark


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