Public Folder Replication

Public Folder Replication

Most system administrators who work with messaging systems are familiar with the concept of individual interpersonal arriving at and being dispatched from the system. This is the basic currency of any messaging system and there is nothing particularly new in the way that Exchange deals with interpersonal messages. Replication, on the other hand, is a somewhat more uncommon technique when applied to messaging systems. The major proponent of replication to this point in time has been Lotus Notes, where replication is used as the basic method to distribute information to servers throughout a network.

Replication means that data is copied from an originating computer to other computers according to some predefined rules. In an Exchange environment replication occurs in two main areas:


	1.	Directory entries are replicated to servers that share a common directory. Entries are made, amended or deleted by the server responsible for user accounts or other entries held in the directory. Once the entry is made, the ?owning? server communicates with the other servers in the network to update them with the new information. Replication is performed with a special type of encoded messages, and it can take anything from five minutes to several hours before the process of replicating an update to all servers in an Exchange network is accomplished. Latency in data updates is an inherent fact when replication is concerned. The speed that replication takes place depends on how many servers are in the network, the connections between those computers,...

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Microsoft Exchange Server 5.5: Planning, Design, and Implementation

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