Management access, administrative tools and maintenance practices

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Differentiate in-band and out-of-band management access and select appropriate management methods such as console, SSH, web management and management VLANs for a given scenario.
Use common administrative tools and utilities to manage and verify network operation, including terminal access, configuration interfaces, IP utilities, packet capture tools and vendor management platforms.

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Perform routine maintenance tasks such as configuration backup, image verification, certificate review, account review, interface checks and scheduled service validation.

Apply maintenance-window, communication and rollback considerations when planning operational work on production network devices.

Identify common management-plane protections and restrictions, including access control, dedicated management interfaces, encryption and service minimization.

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