14 | The S4810 System
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Management (Ethernet) Port 
LEDs
Link LED (on the left side of each port)
• Green—Link up on this port at 1G speed
• Yellow—Link up on this port at 100M or 10M speed
• Off—No link
Activity LED (on the right side of each port)
• Blinking Green—Activity, transmitting, or receiving packet at this port
• Off—No traffic
Table 2-4.  Port LED Displays
Feature Description