Versions, roll-up updates, and service packs

Exchange 2007 marked a new approach to support delivered in the form of updated code. Previous versions of Exchange focused on regular service packs, which became very large updates similar in many respects to the release of a brand new version of the product. The current approach divides updates into two different kinds of releases that you can plan for:

  • Service packs (SP): Microsoft releases a new service pack for Exchange on average once a year, so it came as no surprise to see Exchange 2010 SP1 appear in June 2010. A service pack typically includes new functionality as well as fixes. It is common to find that the first service pack completes functionality that could not be finished in time to allow ...

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