Outlook 2013 : Unable to connect to an Exchange 2003 mailbox

Issue:

Outlook 2013 users are unable to connect to a mailbox present on an Exchange 2003 server and encounter the following error

Cause:

This is a by design issue .Outlook 2013 has been disallowed from connecting to Exchange 2003 (mailbox, public folders etc.)

Resolution:

Migrate the mailbox from Exchange 2003 > Exchange 2007 /2010.

Thanks & Regards

Rahul Thomas

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