Juniper T320 Manual page 107

LEDs
Alarms, errors, and
events
Copyright © 2015, Juniper Networks, Inc.
One tricolor per port:
Off—Not enabled
Green—Online with no alarms or failures
Yellow—Online with alarms for remote failures
Red—Active with a local alarm; router has detected a failure
SONET alarms:
Alarm indication signal—line (AIS-L)
Alarm indication signal—path (AIS-P)
Bit error rate—signal degrade (BERR-SD)
Bit error rate—signal fail (BERR-SF)
Loss of frame (LOF)
Loss of light (LOL)
Loss of pointer (LOP)
Loss of signal (LOS)
Payload label mismatch (PLM-P)
Remote defect indication—line (RDI-L)
Remote defect indication—path (RDI-P)
Remote error indication (REI)
Payload unequipped (unequipped STS at path level) (UNEQ-P)
Virtual container—alarm indication signal (VAIS)
Virtual container—loss of pointer (VLOP)
Virtual container—mismatch (VMIS)
Virtual container—remote defect indication (VRD1)
Virtual container—unequipped (VUNEQ)
SDH alarms:
Administrative unit alarm indication signal (AU-AIS)
Bit error rate—signal degrade (BERR-SD)
Bit error rate—signal fail (BERR-SF)
Bit interleaved parity (BIP) error B1, B2, B3
Higher order path—alarm indication signal (HP-AIS)
Higher order path—far-end receive failure (HP-FERF)
Higher order path—payload label mismatch (HP-PLM)
Higher order path—loss of pointer (HP-LOP)
Higher order path—remote defect indication (HP-RDI)
Higher order path—unequipped (HP-UNEQ)
Loss of frame (LOF)
Loss of light (LOL)
Loss of signal (LOS)
Multiplex section—alarm indication signal (MS-AIS)
Multiplex section—far-end receive failure (MS-FERF)
Multiplex section—remote defect indication (MS-RDI)
Multiplex section—remote error indication (MS-REI)
Phase lock loop (PLL)
Remote error indication (REI)
Severely errored frame (SEF)
Tributary unit—alarm indication signal (TU-AIS)
Chapter 5: Channelized Enhanced IQ (IQE) PIC Descriptions
91