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Understanding the Network: A Practical Guide to Internetworking by Martin J. Michael

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Disaster Recovery

The routers are up, everything is great, and BANG!—disaster strikes. The enable password is lost, or a power surge zapped the router and the IOS image is corrupted. It doesn't matter how it happened. You just need to get the router back online, and to do that you need it up, and you need access.

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