On Tue, 3 Jul 2001 09:25:40 +0100, "Warhurst, SI (Spencer)"
<[log in to unmask]> wrote:

>Is it possible to set a precedence on mail headers sent by Listserv, so that
>MTAs know it's from a mailing-list? I believe there is also a header keyword
>"X-List" - can this be also used?

Not in LISTSERV.  If the header in question is set in the email message before
it gets to LISTSERV, then it will pass through unchanged.  But LISTSERV won't
add such a header (whose usage is 'Discouraged' according to RFC 2076).