Juniper checks the interface optical module
To check the status of SFP modules on Juniper devices, utilize the command "show interfaces diagnostics optics" to retrieve detailed information about the SFP module status and transceiver data for various types of optical transceivers (SFP, SFP+, XFP, QSFP+, CFP) installed in. The information provided by this command is known as digital optical monitoring (DOM) information. During times, Juniper OS has offered different command versions to display transceiver information – legacy Juniper show SFP type, to nowadays versions show interfaces diagnostics. Their most popular Operating Software (OS) is named Junos OS, with the latest version today, 22.
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