Description
LED Color
Link present but is not sending or receiving data.
Green
Activity. Port is sending or receiving data.
Blinking green
Link fault. Error frames can affect connectivity, and errors such as excessive
collisions, CRC errors, and alignment and jabber errors are monitored for
link faults.
Blinking green-amber
Port is blocked by Spanning Tree Protocol (STP) and is not forwarding data.
After a port is reconfigured, the port LED is amber for up to 30 seconds as
STP searches for loops.
Amber
System LED
System Status
Color
System is not powered on.
Off
System is operating normally.
Green
System is receiving power but is not operating properly.
Amber
Status LED
Description
Color
Status Mode disabled.
Off
Status Mode Enabled. Port LEDs function as described in
Downlink Port Data LEDs
and
Uplink Port Data LEDs
section.
Green
Catalyst Digital Building Series Switch Hardware Installation Guide
9
Product Overview
LEDs
