Replication
Replication is the technique of duplicating data between multiple directories for performance, scalability and redundancy. It is a way to bring multiple geographic areas together into one enterprise directory.
These multiple copies are kept in sync with one or more main directory server called Supplier or what most call a master or writable server and one or more Consumers or what most call replica or read only servers.
Through replication, a change made to one directory is propagated to one or more additional directories. In effect, ...

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