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Implementing Cisco Networking Solutions by Harpreet Singh

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Resiliency

"You may encounter many defeats, but you must not be defeated."
- Dr. Maya Angelou

A network consists of physical components (for example, network devices, physical cables, and transmission links from service providers) and software components that are running within these physical devices. Like everything that is real, the network devices have a specific lifetime and will fail at some time. Further, the software that runs on these devices, even though designed and tested, will have bugs and behave erratically/hang-up at times. Any of these events will lead to a part of the network being nonfunctional. Resiliency is the property of the network that allows the network to be functional regardless of certain parts/components of the ...

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