Update Rollup 3-v2 for Exchange Server 2007 Service Pack 3 (SP3) resolves issues that were found in Exchange Server 2007 SP3 since the software was released. This update rollup is highly recommended for all Exchange Server 2007 SP3 customers.
Link – http://www.microsoft.com/downloads/en/details.aspx?FamilyID=17615f50-8a56-428c-bc1a-629795692da1
