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Date:      Wed, 12 Apr 2000 18:12:05 -0700
From:      "Dan O'Connor" <dan@mostgraveconcern.com>
To:        <joel@pibervision.com>, <freebsd-questions@FreeBSD.ORG>
Subject:   Re: Backup Mail Server
Message-ID:  <008801bfa4e5$4d407840$0200000a@danco>

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>I'm running FreeBSD4.0 and am using it as a primary mail server for one
>domain.  I'd like to also use it as a secondary mail server for a
>different domain.  I've already added a new MX record with a lower
>priority pointing to my FreeBSD server.
>
>What do I need to do to the FreeBSD server to get it to hold mail for a
>different domain in the event of the other domains primary mail server
>going down?  (I presume when the primary server returns,  the FreeBSD
>server will start relaying all "held" mail to the primary)

After you've taken care of the MX issue, I think all you have to do is add
the domain name to sendmail's /etc/mail/relay-domains file. (If you don't,
sendmail will fire off an anti-spam 'relaying-denied' message for each
incoming mail...)

--Dan

--
Dan O'Connor
On Matters of Most Grave Concern
http://www.mostgraveconcern.com




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