课程: ISC2 Certified Information Systems Security Professional (CISSP) (2024) Cert Prep

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Disaster recovery sites

Disaster recovery sites

课程: ISC2 Certified Information Systems Security Professional (CISSP) (2024) Cert Prep

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Disaster recovery sites

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- [Instructor] During a disaster, organizations may need to shift their computing functions from their primary data center to an alternate facility designed to carry the load when the primary site is unavailable or non-functioning. Disaster recovery sites are alternate processing facilities specifically designed for this purpose. Most of the time, they sit idle, waiting to step in when an emergency situation arises. Now, there are three main types of alternate processing facilities: hot sites, cold sites, and warm sites. Hot sites are the premier form of disaster recovery facility. They are fully operational data centers that have all the equipment and data required to handle operations, ready to run. Technology staff can activate the hot site with a moment's notice, and in many cases, the hot site will activate itself if the primary site fails. This provides an unparalleled level of redundancy, but it also comes at a great expense. The cost of building and maintaining a hot site are…

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