Chapter Summary
This chapter explores two important networking concepts: fault tolerance and disaster recovery. Although many people think fault tolerance and disaster recovery are one and the same, they are in fact very different, but equally important, concepts.
Fault tolerance usually refers to the measures network administrators use to ensure that data and network services are always available to network users. A strong fault-tolerance strategy does not happen by accident; rather, you must consider many factors when choosing the best fault-tolerance strategies for a specific organization.
Because availability is such a huge issue and server downtime is so costly, most of the hardware components within a server need to be considered as part ...
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