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Re: "...the IPv4 TOS field should be end-to-end...."


From: Joe Abley <jabley () automagic org>
Date: Tue, 21 Nov 2000 08:25:29 -0500


On Mon, Nov 20, 2000 at 11:33:30PM -0600, JIM FLEMING wrote:
In my opinion, the IPv4 TOS field should be end-to-end....
...clients should set it....routers should leave it alone....

The IPv4 TOS bits are depreciated as proposed in RFC1349; RFC1349
was obsoleted by RFC2474.

The DiffServ interpretation of the same bits used by RFC1349 (called
the DS bits in RFC2474) does not impose end-to-end semantics on their
use; it specifies "per-hop behaviours and mechanisms".


Joe



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