Exchange Server Version and Features  

Exchange Server Version and Features



Feature
Exchange 2003
Exchange 2007
Exchange 2010


64-Bit Architecture
No
Yes
Yes


Administrative Groups
Yes
Uses Universal Security Groups
Uses Universal Security Groups


Anti-Span agents on Hub Transport Server and Edge Role
No
Yes
Yes


Calendar Repair Assistant
No
No
Yes


Cluster Continuous Replication (CCR)
No
Yes

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