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Re: does not change to mx with lower priority

From: Victor Duchovni (Victor.DuchovniMorganStanley.com)
Date: Fri Nov 11 2005 - 12:01:53 CST

On Fri, Nov 11, 2005 at 06:44:23PM +0100, Philipp Snizek wrote:

> I've got a Postfix 1.1.10 running which I cannot upgrade for
> historical reasons.

s/can't/pain exceeds gain/

> The problem is the following.
> If this Postfix system is the sender and should send mail to a
> recipient with multiple MX'es with different priorities, Postfix
> chooses the recipient MTA with the hightest Priority. If this
> recipient is unreachable Postfix does not seem to switch to the
> recipient MTA with a lower priority. It just keeps on trying the first
> MTA it resolved by its MX RR.
> If this is so, is there a possibilty to change this behaviour?

Upgrade to Postfix 2.1 or later, or live with the issue. If the
primary MX responds, but fails mid-transaction, Postfix 1.2 and
2.0 will not try a backup MX.


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