[26835] in bugtraq
Re: IPv4 mapped address considered harmful
daemon@ATHENA.MIT.EDU (itojun@iijlab.net)
Tue Aug 27 15:15:13 2002
To: Anthony DeRobertis <asd@suespammers.org>
In-reply-to: asd's message of 27 Aug 2002 01:48:51 -0400. <1030427331.12407.13.camel@bohr>
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From: itojun@iijlab.net
Date: Tue, 27 Aug 2002 16:12:41 +0900
Message-Id: <20020827071241.978DD4B22@coconut.itojun.org>
>Maybe I'm missing something, but I don't see whats so different about
>using mapped IPv4 addresses on the wire, especially since your bogon
>filters should already be dropping any use.
the problem is that some protocol proposal do not consider IPv4 mapped
address as "bogon" - they propose to actually use them in IPv6 traffic
on wire.
itojun
