Exchange 2010 /2013 Queue 451 4.4.0 Primary target IP address responded with: “451 5.7.3 Cannot achieve Exchange Server authentication

Written by Allen White. Posted in Exchange 2003, Exchange 2010, Microsoft

IT Tutorials

While migrating from exchange 2003 to exchange 2010 you see mail queus building up between the exchange 2010 server send mail to exchange 2003. The error yuo see is Exchange 2010 Queue 451 4.4.0 Primary target IP address responded with: “451 5.7.3 Cannot achieve Exchange Server authentication. Solution here.

The Specified E-mail Address Policy Couldn’t Be Edited.

Written by Allen White. Posted in Exchange 2003, Exchange 2010, Microsoft, Server 2008

IT Tutorials

We need to use the set-emailaddresspolicy cmdlet to set the the exchange 2010 server to be able to manage the recipient policy, run the command in this article to fix this issue. The specified e-mail address policy couldn’t be edited. E-mail address policies created with legacy versions of Exchange must be upgraded using the ‘Set-EmailAddressPolicy’ task, with the Exchange 2010 Recipient Filter specified

Search Solutions

Categories

(c) Techieshelp.com. Please be aware, all information is provided freely, any information used is done so at your risk and Techieshelp will not be held responsible for any issue that may occur.