From: Russ Allbery (rra@stanford.edu)
Date: Sun Sep 26 1999 - 20:49:38 CDT
Claus Färber <list-ietf-wg-apps-usefor@faerber.muc.de> writes:
> Russ Allbery <rra@stanford.edu> schrieb/wrote:
>> Adam Bailey <adamb@lull.org> writes:
>>> 5.3. Message-ID
>>> [...]a message identifier MUST NOT be altered in any way
>>> during transport[...]
>> That practice should be deprecated. Moderators shouldn't be modifying
>> message IDs; it can lead to loops and other unpleasantness.
> Still, it should only say SHOULD NOT.
Agreed, for moderators.
> This is the same as MUST NOT, except that a moderator is allowed to act
> differently iff s/he knows exaclty what s/he's doing.
No, moderators aren't transport, so this clause doesn't apply to them.
Transit servers MUST NOT alter the message ID. This one deserves the full
RFC 2119 meaning of MUST NOT; breaking that restriction can cause severe
problems for news infrastructure.
-- Russ Allbery (rra@stanford.edu) <URL:http://www.eyrie.org/~eagle/>