Which of the following upgrade strategies will reduce downtime?

Two routers require a firmware upgrade. Which of the following upgrade strategies will reduce
downtime?

Two routers require a firmware upgrade. Which of the following upgrade strategies will reduce
downtime?

A.
Testing the firmware upgrade on a non-production system

B.
Conducting the upgrade while the routers are still running

C.
Upgrading the routers using the latest upgrade software

D.
Upgrading the routers after business hours

Explanation:



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