by edward | May 16, 2015 | Exchange 2013
In your organization you might be upgrading from Exchange 2010 UM to Exchange 2013 UM. Microsoft have a nice step by step guide on how to do this (link below). The upgrade itself is relatively easy, however the certificates can be a problem if not setup correctly and...
by edward | May 10, 2015 | Lync Server 2013
Lync 2013 with Exchange 2013. After introducing Exchange 2013 to my environment, Lync 2013 starting logging OAuth errors: 32049 32053 32054 These alerts logged every few minutes and all 3 appeared at the same time. First thing to check is the URL set for Autodiscover...
by edward | May 10, 2015 | Exchange 2010
On Exchange 2010 we had a strange error show. Mail was working the previous day and strange enough mailbox moves were working. Here is the error: 451 4.4.0 Primary target IP address responded with: “451 5.7.3 Cannot achieve Exchange Server authentication.”...
by edward | May 5, 2015 | Lync Server 2013, Skype for Business 2015
Microsoft have made it easier to upgrade Lync Server 2013 to Skype for Business 2015. There are a few prerequisites which need to be addressed first before attempting the installation. In this guide we will go through each of the steps of upgrading the server. Step 1:...
by edward | Apr 29, 2015 | Exchange 2013
In an organization you might need to hide a mailbox from the GAL for some reason. The procedure to do this is quite straight forward and can be achieved using the Exchange Admin Center or the Exchange Management Shell. Hide mailbox using the Exchange Admin Center:...
