Screencasts / Exchange 5.5 / Open Relay

Upgrade Exchange 2013 to Exchange 2019
By default the Exchange 5.5 installation allows open relay through the server. Prior to SP3 for Exchange 5.5 this could be fixed only through changes in the registry. After applying SP# or SP4 for Exchange 5.5 there is an additional option in the Routing TAB of Internet Mail Service - Routing Restrictions. Here you can see how you can disable Open Relay through routing restrictions.

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  • I just finished the "Upgrade from Exchange 2007 to 2013" Part I screencast and must tell you that it is extremely well done! I found no variances between the video/script and what I experienced. At the end of Part 1 ...
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