MX preferences the same

Mark.Andrews at Mark.Andrews at
Fri Mar 24 00:23:41 UTC 2000

> Hi all
> This is my first posting
> I had a look on the archives and could'nt see a specific answer to my
> question so:
> if you have multiple mail servers with the same MX preference value,
> what happens when mail is sent to the first one and that server is down?
> does it then try the next one?

	If the MTAs attempting delivery are RFC compliant delivery
	will be attempted to both machines.  This is a MUST in the
	relevent RFC.

Mark Andrews, Nominum Inc. / Internet Software Consortium
1 Seymour St., Dundas Valley, NSW 2117, Australia
PHONE: +61 2 9871 4742                 INTERNET: Mark.Andrews at

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