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Re: IPv6 Zone Identifiers Considered Hateful

Brian E Carpenter <brian.e.carpenter@gmail.com> Thu, 22 March 2012 22:27 UTC

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Date: Fri, 23 Mar 2012 11:27:18 +1300
From: Brian E Carpenter <brian.e.carpenter@gmail.com>
Organization: University of Auckland
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To: "Worley, Dale R (Dale)" <dworley@avaya.com>
Subject: Re: IPv6 Zone Identifiers Considered Hateful
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Cc: Sabahattin Gucukoglu <mail-dated-1334746550.15c4ac@sabahattin-gucukoglu.com>, "ietf@ietf.org" <ietf@ietf.org>
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On 2012-03-23 05:48, Worley, Dale R (Dale) wrote:
...

> In regard to URIs:
> 
> People have spoken about the annoyance of using "%" to introduce the
> zone identifier, and the fact that "%" is special in URIs and would
> need escaping, etc.  But (1) it's unlikely anyone will write URIs with
> zone identifiers, since they'd only be usable on a single host, and
> (2) the syntax of RFC 3986 ("Uniform Resource Identifier (URI):
> Generic Syntax") does not provide for specifying zone identifers on
> IPv6 addresses.  Indeed, it says "This syntax does not support IPv6
> scoped addressing zone identifiers."

This is a current topic in 6man so it may change.

   Brian

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