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One tricolor per port:
■
Off—Not enabled
■
Green—Online with no alarms or failures
■
Amber—Online with alarms for remote failures
■
Red—Active with a local alarm; router has detected a failure
LEDs
■
Alarm indication signal (AIS)
■
Frame error
■
Line code violation
■
Local and remote loopback
■
Loss of signal (LOS)
■
Out of frame (OOF)
■
Yellow alarm
Alarms, errors, and
events
12 ■ ATM2 E3 IQ PIC
M10i Internet Router PIC Guide