Knowledgebase: All Things Email
webmail error if you use IP address
Posted by SITEWORKS SYS on 14 June 2008 05:37 AM
If you get the following or similar error from within webmail, please logout and then log back in using your domain name and NOT an IP address.

Requested action not taken: mailbox unavailable
Server replied: 550 Your server announces itself (#.#.#.#) with a plain IP address which is in breach of RFC2821.

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