Tait Grove:
> A handful of my email users are getting an error message from external
> servers mailing to our servers. This error occurs when you change the letter
> case in the email address. Example, if you send from Yahoo! to my server
> using the address [EMAIL PROTECTED] the email will go through, but if you
> email from Yahoo! to my email server using the same address with case
> changes [EMAIL PROTECTED] you get a bounce back message stating ?address
> rejected: unverified address: Address verification in progress?. What causes
> this error in these cases?
You have configured Postfix with reject_unverified_recipient.
Look in your logfile with
$ grep "[EMAIL PROTECTED]" /var/log/maillog | grep deliverable
and see what reason is logged.
Wietse
