LEDs
Console LEDs
The console LEDs show which console port is in use.
If you connect a cable to a console port, the switch automatically uses that port for console communication.
If you connect two console cables, the USB-mini console port has priority.
LED
RJ-45 console port
USB-mini console port
Port LEDs
RJ-45 ports and SFP-module slots have port LEDs. These LEDs, as a group or individually, provide information
about the switch and about the individual ports.
LED Color
Off
Green
Blinking green
Alternating green-amber
Amber
Catalyst 3560-CX and 2960-CX Switch Hardware Installation Guide
8
Color
Green
Off
Green
Off
Description
No link or port was administratively shut down.
Link present but is not sending or receiving data.
Activity. Port is sending or receiving data.
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.
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.
Product Overview
Description
RJ-45 console port is active.
USB-mini console port LED is not
active.
Port is not active.
USB-mini console port is active.
USB-mini console port is active.
RJ-45 console port LED is not
active.
Port is not active.
RJ-45 console port is active.