2 mx records query

[Mark_Andrews at isc.org]

> I'm wondering if you have 2 MX records for a domain
> domain.com    MX  10  mail1.server.com
>                        MX  20  mail2.server.com
> What needs to be done so that there is no email lost, even when
> mail1.server.com is down ? If people are putting mail1.server.com into their
> email client as the email server does mail2.server.com have to somehow sent
> the emails to mail1 or do they both have to be duplicates ? I'm confused can
> someone help?
> Thanx
> Chris

	As long as mail2.server.com is configured to relay email for
	domain.com it should spool on mail2.server.com until mail1.server.com
	is fixed.  mail2 will periodically try to deliver the email.
	Note mail2 will start to drop email if the delay exceeds its queue
	interval (usually serveral days).

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