Specifications

Installation and Operation Manual Chapter 5 Troubleshooting and Diagnostics
ASMi-52CQ Ver. 2.12 Handling Alarms 5-7
Terminal Message Alarm Type Description Severity
E1/T1 FRAME SLIP EXC DTE E1/T1 frame slips exceed the threshold Minor
E1/T1 EXCESIVE BPV DTE
Bipolar violations rate exceeds 1×10
-6
during the last 1000 seconds
Major
E1 CRC-4 EXC DTE CRC-4 errors exceed the threshold Major
E1/T1 EXCESIVE ERR RATIO DTE
The bit error rate of the link exceeds 10
-3
Major
E1/T1 AIS OCCURED DTE AIS is detected at the E1/T1 port Major
E1/T1 AIS RED ALARM DTE AIS and loss of frame alignment are
detected
Major
E1/T1 RED ALARM DTE E1/T1 loss of frame synchronization
occurred (shown on terminal)
Major
E1 SYNC LOSS DTE E1 loss of frame synchronization occurred
(shown in CM2)
Major
E1 CRC MF ERR. EXC DTE CRC errors detected in the frame
synchronization signal exceeded the
threshold
Major
E1/T1 YELLOW ALARM DTE Local loss of frame synchronization Major
E1/T1 REMOTE SIGNAL
LOSS
DTE E1/T1 signal loss is detected at remote
ASMi-52
Major
E1/T1-TS NOT RATE COMP SHDSL Current line rate does not support the
number of assigned E1/T1 timeslots
Minor
E1/T1 TS NOT X128 SHDSL Line A loop attenuation has exceeded the
alarm threshold
Minor
LOOP ATTN A SHDSL Line B loop attenuation has exceeded the
alarm threshold
Minor
SNR MARGIN A SHDSL Line A signal-to-noise margin has
exceeded the alarm threshold
Minor
LOSW FAILURE A DTE Loss of Sync Word is detected on line A Major
INCOMPATIBLE DATA RATE DTE Mismatch in the line rate and data rate.
Applicable for the ASMi-52CQ units with
V.35 interface operating in adaptive rate
mode
Major