Specifications

ASMi-52 Installation and Operation Manual Chapter 6 Troubleshooting and Diagnostics
Error Detection 6-7
Table 6-1. ASMi-52 Alarms and Warnings (Cont.)
Number Terminal Message Port Description Severity
26 E1-TS NOT RATE
COMP
T1-TS NOT RATE
COMP
DTE Current line rate does not support the number of
assigned E1 or T1 timeslots
Major
27 E1 SIGNAL LOSS
T1 SIGNAL LOSS
DTE E1 or T1 loss is detected at the DTE port Major
28 E1 BPV ERR EXC
T1 BPV ERR EXC
DTE E1 or T1 bipolar violation errors exceed threshold Minor
29 E1 FRAME SLIP EXC DTE E1 frame slips exceed the threshold Minor
30 E1 EXCECIVE BPV
T1 EXCECIVE BPV
DTE
Bipolar violations rate exceeds 1×10
-6
during the
last 1000 seconds
Major
31 E1 CRC-4 EXC DTE CRC-4 errors exceed the threshold Minor
32 E1 EXCESIVE ERR
RATIO
T1 EXCESIVE ERR
RATIO
DTE
The bit error rate of the link exceeds 10
-3
Major
33 E1 AIS OCCURED
T1 AIS OCCURED
DTE AIS is detected at the E1 or T1 port Major
34 E1 AIS AND SYNC
LOSS
T1 AIS AND SYNC
LOSS
DTE AIS and loss of frame alignment are detected at
the E1 or T1 port
Major
35 E1 SYNC LOSS
T1 SYNC LOSS
DTE E1 or T1 loss of frame synchronization occurred Major
36 E1 CRC MF EXC DTE CRC errors detected in the frame synchronization
signal exceeded the threshold
Minor
37 E1 REMOTE SYNC
LOSS
T1 REMOTE SYNC
LOSS
DTE Remote loss of frame synchronization occurred Major
38 E1 MF SYNC LOSS DTE Local loss of frame synchronization Major
39 E1 MF REMOTE SYNC
LOSS
DTE Remote loss of frame synchronization Major
40 E1 TS NOT X128
T1 TS NOT X128
DTE Number of timeslots assigned for the ASMi-52
unit with 4-wire line interface is not n×128
Major
41 E1 TS NOT COMP
T1 TS NOT COMP
DTE Number of timeslots assigned for the local unit
does not match the number of timeslots assigned
for the remote unit.
Major