Juniper Networks M20 manual E3 IQ PIC

E3 IQ PIC

LEDs	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

Alarms, errors, and events

Instrumentation (counters)

■Alarm indication signal (AIS)

■Equipment failure (does not affect service)

■Frame error

■Line code violation

■Loss of signal (LOS)

■Out of frame (OOF)

■Yellow alarm bit (A-bit) disagreements

■Layer 2 per-queue packet and byte counters

E3 IQ PIC ■ 41