
Monitoring and Troubleshooting
5-14 Verilink Access System 2000: The Basics
AISS
••
Alarm Indication Signal Second Performance Minor
BES
•
•
Bursty (E1: Block) Errored Second Performance Minor
BPV
••
Bipolar Violation Threshold Alarm Alarm —
BPVs
••
Monitor Bipolar Violations Performance —
CFA
••
Carrier Failure Alarm Alarm/Threshold Major
CRC-4
•
Cyclic Redundancy Check 4 Error Event Error Event Minor
CRC-6
•
Cyclic Redundancy Check 6 Error Event (T1
ESF only)
Error Event Minor
CSES
•
Consecutively Severely Errored Seconds Performance -—
DM
•
Degraded Minutes Performance —
EFS
•
Errored Free Seconds Performance —
ES
••
Errored Second Performance —
ESF
•
ESF Error Event, T1 ESF only Error Event —
FAS
•
Frame Alignment Signal Event Minor
FASE(R)
•
Frame Alignment Signal Error (Rate) Performance Mjr/Mn
FE
•
Framing Bit Error Flag —
FEBE
•
Far End Block Error when CRC-4 is enabled Error —
LOC
••
Loss of Clock Alarm Critical
LOCA
•
Loss of CRC Multiframe Alignment Alarm Minor
LOF
••
Loss of Frame Alarm Alarm Major
LOFA
••
Loss of Frame Alignment Alarm Major
LOFS
••
Loss of Frame Second Performance —
LOMA
•
Loss of TS16 Multiframe Alignment Alarm Major
LOMA/DE-CAS
•
Loss of Distant End CAS Multiframe
Alignment
Alarm —
LOP
••
Loss of Power Alarm Major
LOS
••
Loss of Signal Alarm Major
LOSS
••
Loss of Signal Second Performance —
LSS
••
Loss of Synchronization Source Alarm —
MAS
•
TS16 Multiframe Alignment Signal Alarm Minor
NFAS
•
Non-frame Alignment Signal Alarm Major
OOF
••
Out of Frame Event Event —
OOFS
••
Out of Frame Second Performance —
RAI
••
Yellow Alarm Indication Signal Received Alarm —
RAI-Receiving
••
Receiving Yellow Alarm Indication Signal Alarm —
Acronym T1 E1 Definition Performance/
Alarm/Event/Flag
Class
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