Released: Exchange Server Role Requirements Calculator 8.3

Today, we released an updated version of the Exchange Server Role Requirements Calculator. This release focuses around two specific enhancements. Exchange 2016 designs now take into account the CU3 improvement that reduces the bandwidth required between active and passive HA copies as the local search instance can read data from its local database copy. The…

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Released: September 2016 Quarterly Exchange Updates

Today we are announcing the latest set of Cumulative Updates for Exchange Server 2016 and Exchange Server 2013. These releases include fixes to customer reported issues and updated functionality. Exchange Server 2016 Cumulative Update 3 and Exchange Server 2013 Cumulative Update 14 are available on the Microsoft Download Center. Windows Server 2016 Support Windows Server…


Deprecating support for SmartScreen in Outlook and Exchange

What are we announcing? On November 1, 2016, Microsoft will stop generating updates for the SmartScreen spam filters in Exchange Server 2016 and earlier (2013, 2010, 2007), Outlook 2016 for Windows and earlier (2013, 2010, 2007) and Outlook 2011 for Mac. The SmartScreen spam filter will be removed from future versions of Exchange Server and…


Help us test Exchange 2013/2016 to Exchange Online public folder migration

Right on the heels of our recent TAP program announcement, we wanted to see if there are customers who would like to help us validate migration of modern public folders from Exchange 2013/2016 to Exchange Online (EXO). This is a scenario that at this time we do not support, but plan on doing so. Estimated…


How to Enable Kerberos Authentication for Accessing Exchange in a Resource Forest

Consider a hypothetical scenario where Contoso merges with World Wide Importers, and the two combine each others resources. World Wide Importers has Exchange 2016 deployed, so it’s decided that users from Contoso will link their accounts to mailboxes in worldwideimporters.com as a resource forest. Each company’s corporate identity will remain intact, so they will maintain…


Released: June 2016 Quarterly Exchange Updates

Today we are announcing the latest set of Cumulative Updates for Exchange Server 2016 and Exchange Server 2013. In addition to normal fixes to customer reported issues, these releases also include updated functionality. Exchange Server 2016 Cumulative Update 2 and Exchange Server 2013 Cumulative Update 13 are available on the Microsoft Download Center. .Net 4.6.1…


Checklist for troubleshooting Outlook connectivity in Exchange 2013 and 2016 (on-premises)

Some of relatively common and difficult issues we see in support are related to Outlook connectivity to Exchange.  There are several variations that we classify as connectivity (related to server performance or otherwise).  They can include: Clients prompting for credentials (intermittently or continuously) Clients getting disconnected Clients are unable to establish a connection Clients freezing…


Released: March 2016 Quarterly Exchange Updates

The Exchange team is happy to announce our spring quarterly updates for Exchange Server are now available on the Microsoft Download Center. Exchange Server 2016 receives its first Cumulative Update, and Exchange Server 2013 Cumulative Update 12 is also released. Exchange Server 2007 and Exchange Server 2010 Update Rollups provide an updated OWA S/MIME control…


Remote PowerShell Proxying Behavior in Exchange 2013 CU12 and Exchange 2016

In Exchange 2013 CU11, we introduced a change to the way Remote PowerShell (RPS) functioned. Prior to CU11, Exchange 2013 routed Remote PowerShell requests by finding a random mailbox that is either higher than the ExchClientVer that is specified in the URL, or if the ExchClientVer is not specified, by using the current CAS version…

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Important notice about certificate expiration for Exchange 2013 Hybrid customers

If you’re running Exchange 2013 and you’ve configured a hybrid deployment with Office 365, this post contains important information that might impact you. Please evaluate this information and take any necessary action before April 15, 2016. If your latest run of the Hybrid Configuration Wizard was initiated from Exchange 2010 than you are NOT affected….