When you use Exchange 2003 Service Pack 1 OWA to delete an e-mail message that was published by an IAG server, a "502 Bad Gateway" error message is logged

When you use Microsoft Exchange 2003 Service Pack 1 (SP1) Outlook Web Access (OWA) to delete an e-mail message or a calendar entry that was published by an Intelligent Application Gateway (IAG) server, you receive an OWA permissions error. Additionally, the IAG filter log contains a message that resembles the following:

To resolve this problem, verify the following settings in the OWA publishing application:

• Server Name Translation options are selected.
• There should be no Server Name Translation rules.
• The Public Hostname field should be the Domain Name System (DNS) name that resolves to the external server on the Internet.