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M120 Forwarding Engine Boards (FEBs) LEDs

 

Table 1: M120 FEB LEDs

Label

Color

State

Description

OK

Green

On steadily

FEB is online and is functioning normally.

Blinking

FEB is powering up, but not online.

FAIL

Yellow

On steadily

FEB has failed and is not carrying traffic.

ACTIVE

Green

On steadily

FEB is on and mapped to an FPC. This LED is unlit if a FEB is designated as a backup and has not been failed over to.