Originally Posted by westb
Question #1 - If the Exchange server is down, mail does not remain queued up on the Linux server but rather a reply is sent back to the local sender.
How do I configure sendmail so that the mail remains queued until Exhange comes up ?
What's the exact message you got back? Normally mail servers try to deliver mails for 5 days (they send you a note that there's a problem, but they still try to deliver for up to 5 days).