Using the SDM Startup Wizard

SDM is a tool for configuring, managing, and monitoring a single Cisco access router.

Each Cisco access router is accessible by its own copy of SDM, which is located in the router's Flash Memory.

A common scenario that SDM supports is to have one user monitoring the router while another user is simultaneously using SDM to modify the configuration of the router. It is not recommended that multiple users use SDM to modify the configuration at the same time. Although SDM will permit this scenario, it does not assure consistent or predictable results.

Users now have the flexibility to configure the router with both SDM and the CLI. Because the SDM user interface does not support all the Cisco IOS software functionality ...

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