From: "Andrew McNaughton" <[EMAIL PROTECTED]> > In the event that a remote mail server is not immediately contactable, > mail generally just stays on the queue at the sender's end for up to a few > days until it can be delivered. So If your mail server is offline for a > while then mail's going to get through when your server is back on line > unless you're out of action for several days. >
You will also have bounce messages for mails already in transit. Especially true for messages coming from slow networks. Seconday MX will also handle incoming messages that the primary cannot cope with momentarily due to heavy load in the primary server. -- SLUG - Sydney Linux User's Group - http://slug.org.au/ More Info: http://lists.slug.org.au/listinfo/slug