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Defaults and Alarms
The tables below give the default values of severity associated with the failures.
Alarms
SDH Physical Interface
SPI :
LOS
TF
RST : Regenerator Section Termination
LOF
MST : Multiplex section Termination
EBER-B2
SD-B2
MS-AIS
MS-RDI
MSP : Multiplex Section Protection
PAM
SCM
OTM
MSA : Multiplex Section Adaptation
AU-AIS
Administrative Unit - Alarm Indication Signal
AU-LOP
HPOM : Higher Order path Overhead Monitor
HO-RDI/G1
High Order Path -Remote Defect Indication
HO-UNEQ
HPT : Higher Order Path Termination
HO-SLM
High Order Path -Signal Label Mismatch
HO-RDI/G1
High Order Path -Remote Defect Indication
HO-UNEQ
HPA : Higher Order Path Adaptation
TU-LOM
TU-AIS
TU-LOP
LPOM : Lower Order path Overhead Monitor
SD-B3 (VC3)
SD-B2 (VC12)
LO-RDI
Low order Path -Remote Defect Indication
LO-UNEQ
No reproduction or communication without the written consent of SAGEM SA
Description
Loss Of Signal-
Transmit Fail
Loss Of Frame
-3
Bit Error Rate > 10
Signal Degrade -B2
Alarm Indication Signal
Remote Defect Indication
Protection Architecture Mismatch
Selector Control Mismatch
Operation Type Mismatch
Administrative Unit – Loss Of Pointer
High order Path – Unequipped
High Order Path –UNEQuipped
Tributary Unit - Loss Of Multiframe
Tributary Unit – Alarm Indication Signal
Tributary Unit - Loss Of Pointer
Signal Degrade –B3
Signal Degrade –B2
Low order Path – Unequipped
Table 2-9 : Alarms and severity (1/2)
on B2 Byte
Installation and User Guide - N56717020101
2 - OPERATION
Severity
Major
Major
Major
major
minor
Non-alarmed
minor
minor
minor
minor
Non-alarmed
major
minor
Non-alarmed
Non-alarmed
minor
Non-alarmed
minor
Non-alarmed
minor
minor
minor
minor
Non-alarmed
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