Installation guide

AT-2973SX, AT-2973T, AT-2973T/4, and AT-VNC10S Adapters Installation and User’s Guide
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The functions of the LEDs for the SFP+ slots are described in Table 5.
Table 5. AT-VNC10S Network Link and Activity LEDs
Port LED LED State Network State
ACT LED Off No network activity
Blinking Network activity
LNK LED Off No link (cable disconnected)
Steady On Link