Today the Exchange CXP team released the Update Rollup 1 for Exchange Server 2010 SP3 (KB 2803727) to the Download Center.
This update contains a number of customer reported and internally found issues. In particular we would like to specifically call out the following fixes which are included in this release:
Note: Some of the following KB articles may not be available at the time of publishing this post.
2561346 Mailbox storage limit error when a delegate uses the manager’s mailbox to send an email message in an Exchange Server 2010 environment
2756460 You cannot open a mailbox that is located in a different site by using Outlook Anywhere in an Exchange Server 2010 environment
2802569 Mailbox synchronization fails on an Exchange ActiveSync device in an Exchange Server 2010 environment
2814847 Rapid growth in transaction logs, CPU use, and memory consumption in Exchange Server 2010 when a user syncs a mailbox by using an iOS 6.1 or 6.1.1-based device
2822208 Unable to soft delete some messages after installing Exchange 2010 SP2 RU6 or SP3
For DST Changes: http://www.microsoft.com/time