Tech Talk – View the Optical Module Status on a Switch with CLI
In this edition of Cisco Tech Talk, I''ll show you how to view the optical module status on a switch through the Command Line Interface also referred to CLI.
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To test transmitted power in sfp optical modules, you use an optical power meter to get exact results. Whether you're a network engineer validating new inventory or an integrator preparing for deployment, knowing how to test optical transceiver modules can save time, reduce failures, and ensure SLA compliance. When optical modules operate on a switch, it is usually necessary to read the module's internal information to understand its working status—such as connection status and real-time metrics like optical power and temperature.
