All Exchange admins are so used to seeing the name of the server / fqdn of the VIP in the server entry of the outlook profile. That is a thing of the past in Exchange 2013!


The server entry or the connection endpoint for Outlook 2007+ clients which connects to an Exchange 2013 mailbox is the “mailbox guid @ the primary smtp address of the user”. Let me explain the new concept with an example. My mailbox has a primary smtp address of and the server entryin my outlook profile is as shown below.

Users connect to their mailbox guid@smtp domain

This is expected behaviour in 2013 and the server entry will tie in nicely with my mailbox guid.

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