The version of mapi32.dll on the BlackBerry Enterprise Server varies according to the version of Microsoft® Exchange Server that is being used. The recommended mapi32.dll version and the respective Microsoft Exchange Server version is listed in the following table:
| Microsoft Exchange version | mapi32.dll version |
| Microsoft Exchange Server 5.5 | 5.5.2653.12 |
| Microsoft Exchange Server 2000 | 6.0.4417.0 |
| Microsoft Exchange Server 2000 SP1 | 6.0.4712.0 |
| Microsoft Exchange Server 2000 SP2 | 6.0.5770.1 |
| Microsoft Exchange Server 2000 SP3 | 6.0.6249.7 |
| Microsoft Exchange Server 2003 | 6.5.6944.0 |
| Microsoft Exchange Server 2003 SP1 | 6.5.7226.0 |
| Microsoft Exchange Server 2003 SP2 | 6.5.7638.0 |
| Microsoft Exchange Server 2007 | 6.5.8039.0 |
| Microsoft Exchange Server 2010 | 6.5.8165.0 |
- BlackBerry® Enterprise Server for Microsoft® Exchange
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