On Mon, 31 Mar 2008 10:03:30 -0400 "Tosh, Michael J"
> Set your mail_delivery_method to Test or none, and see if you still
> have that problem. If so, your mailer is taking too long to send
> emails.

Which usually indicates a DNS problem. That is, your RHEL4
machine might not be resolving domain names correctly.

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