FTP server
You can choose internal or external SD card.
Other operation details, Please refer to FTP settings.
3.3.49 SFP optical module connection
Connect the SFP optical module to the SFP slot on the top of the instrument, and use the optical fiber
jumper to connect the SFP module of the switch or other equipment, to realize the network connection
and related network detection. (Support SFP module hot Plug)
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