46. Default replication time in Active directory


By default (KCC) knowledge consistency checker runs at 15 mins interval and replicates between domain controllers.


 There are two protocols used to replicate AD:

1. Remote Procedure Call (RPC) is used to replicate data and is always used for intrasite replication since it is required to support the FRS. RPC depends on IP (internet protocol).

2. Simple Mail Transfer Protocol (SMTP) may be used for replication between sites.