Chapter 6 Troubleshooting and Diagnostics Installation and Operation Manual
6-12 Handling Alarms ASMi-52 Ver. 2.5
Table 6-3. ASMi-52 Alarms and Warnings (Cont.)
Number Terminal Message Port Description Severity
12 SNR MARGIN OVER
LINE B
SHDSL Line B signal-to-noise margin has exceeded the
alarm threshold (4-wire units only)
Minor
13 LOSW FAILURE OVER
LINE A
SHDSL Loss of Sync Word is detected on line A Minor
14 LOSW FAILURE OVER
LINE B
SHDSL Loss of Sync Word is detected on line B
(4-wire units only)
Minor
15 DATA RATE NOT
COMPATIBLE
DTE Mismatch in the line rate and data rate.
Applicable for the ASMi-52 units with V.35
interface, operating in adaptive rate mode
Major
16 PSD NOT
COMPATIBLE
SHDSL Mismatch between PSD mode selected by the
user and PSD mode used by the line
Minor
17 SYNC LOSS LINE A SHDSL SHDSL line A is not synchronized Major
18 SYNC LOSS LINE B SHDSL SHDSL line B is not synchronized
(4-wire units only)
Major
19 MNGNT IS DOWN SHDSL The management link between local and remote
units is down
Major
21 CRC ERROR OVER
LINE A
SHDSL Excessive CRC-6 errors have been detected on
SHDSL line A
Minor
22 CRC ERROR OVER
LINE B
SHDSL Excessive CRC-6 errors have been detected on
SHDSL line B (4-wire units only)
Minor
23 NO DTE INTERFACE DTE No DTE interface is detected Major
24 IR RATE NOT COMP DTE IR rates are not compatible Major
25 E1 REMOTE FAILURE
T1 REMOTE FAILURE
DTE Red alarm is detected at the remote E1 or T1 port Major
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 the
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