[125621] in North American Network Operators' Group
IPv4 Options now Deprecated - Header Length Always 5 (0101) - 160
daemon@ATHENA.MIT.EDU (IPv16.com)
Tue Apr 20 11:32:40 2010
Date: Tue, 20 Apr 2010 10:31:00 -0500
From: "IPv16.com" <ipv16.com@gmail.com>
To: nanog@nanog.org
Errors-To: nanog-bounces+nanog.discuss=bloom-picayune.mit.edu@nanog.org
IPv4 Options now Deprecated - Header Length Always 5 (0101) - 160 Bits=32x5
http://www.ietf.org/mail-archive/web/rrg/current/msg06481.html
N@T box firmware updates ensure no IPv4 Options are sent Upstream.
IPv4 TTL fields should now be 3+1+4 with the left-most 3 bits Deprecated
(Re-Purposed)
