Exchange Server 2010 articles, fixes and updates - January 2012

This list contains all of the known Microsoft Knowledge Base articles, howtos, fixes, hotfixes, webcasts and updates of Microsoft Exchange Server 2010 that have been released in January 2012. The list is daily updated.

• 2448288 The Seniority Index feature in the Hierarchical Address Book does not work as expected in Exchange Server 2010 Q2448288 KB2448288 January 5, 2012
• 973788 How to extend the Active Directory schema for the Hierarchical Address Book (HAB) on an Exchange Server 2010 server Q973788 KB973788 January 4, 2012
• 2455134 Cross-Forest Availability for Exchange 2003 and/or 2007 Q2455134 KB2455134 January 3, 2012