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Cisco Networking Simplified, Second Edition by Paul Della Maggiora, Neil Anderson, Jim Doherty

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Chapter . Disaster Recovery

What Happens When the Network Stops Working

Disaster recovery (DR) is the planning process for how you restore network and computer services or continue operating in the event of a natural or human disaster. The process includes identifying the hardware and software required to run business-critical applications and the associated processes that provide a smooth transition from the event. A DR plan assesses the loss of time and loss of data that are acceptable to the business. Within those limits, DR moves processing to an alternative location after a catastrophic event. The alternative location must have all the components of the production site already in place before the disaster. The move to an alternative location ...

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