Does Windows 2000 or Server 2003 include replication functionality like Double-Take?
No. Windows 2000 and Server 2003 include technologies that can be confused with Double Take. Intellimirror – Given the name “mirror”, some people assume it is doing data replication. Intellimirror actually is designed to provide “roaming profile” functionality to Windows 2000 clients so their individual preferences are “mirrored” wherever they log in. File Replication Services (FRS) – File Replication services is similar to the “Directory Replicator” included in Windows NT 4.0. Unlike Double-Take, FRS copies entire files every time there is any change (instead of replicating only byte-level changes) and performs periodic copying of closed files. FRS can not replicate files that are open like Double-Take. FRS requires active directory to operate. Microsoft Cluster Service – since it can provide application failover, MSCS is often compared to Double-Take but they really solve different problems and in different ways. For more information on MSCS and its strengths and limitations (and way
