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Re: URL parsing and IPv6 addresses

From: Shel Kaphan <sjk@amazon.com>
Date: Tue, 6 Aug 1996 17:52:05 -0700 (PDT)
Message-Id: <199608070052.RAA00651@iguana.amazon.com>
To: Larry Masinter <masinter@parc.xerox.com>
Cc: david@ufl.edu, www-talk@w3.org
Larry Masinter writes:
 > Square brackets "[" "]" are currently not allowed in URLs, and are
 > listed as "unsafe":
 > 
 > 
 > >				Other characters are unsafe because
 > >   gateways and other transport agents are known to sometimes modify
 > >   such characters. These characters are "{", "}", "|", "\", "^", "~",
 > >   "[", "]", and "`".
 > 
 > two alternatives seem workable:
 > 
 >    1) dotted decimal with 8 parts instead of 4
 >    2) string of hex with no punctuation
 > 
 > - Larry
 > 
 > 

How about just using some other punctuation besides ":" before port numbers
in URLs for IPv6, for example ";"?  Surely the URL parser is going to have
to know whether it's an IPv4 or IPv6 IP address by the time it gets
that far.
Received on Wednesday, 7 August 1996 16:59:44 GMT

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