The long awaited Service Pack 1 for Exchange Server 2013 was released today by the Exchange Team (KB2926248). This update raises Exchange 2013 version number to 15.0.847.32.
Functional enhancements introduced with this Service Pack:
· MAPI over HTTP also known as Alchemy.
· DLP notifications in OWA.
· Adding custom document types in DLP.
· Cmdlet logging in EAC.
· Support for Windows Server 2012 R2.
· Support for IP-less DAGs (Windows Server 2012 R2 feature).
· S/MIME support.
· RTF editor in OWA.
· Edge Transport role.
· Support for SSL offloading.
This Cumulative Update includes schema and AD changes, so make sure you run PrepareSchema / PrepareAD. After updating, the schema version will be 15283.
Note that Cumulative Updates can be installed directly, i.e. no need to install RTM prior to Cumulative Updates. Note that once installed, you can’t uninstall a Cumulative Update nor any of the installed Exchange server roles. The order of upgrading servers is irrelevant, unlike with previous generations of Exchange.
You can download Exchange 2013 Service Pack 1 here.