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SDH ALARMS

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  • Niranjan B RTTC MYSOREBASIC SDH ALARMS

  • Scenario3 Network Elements(NEs)Requirement: Basic SDH Concepts and Section Over Head (SOH)Bytes NE-1NE-3NE-3

  • LOS-Loss Of SignalAIS-Alarm Indication SignalRDI-Remote Defect Indication

  • LOF-Loss Of Frame AIS-Alarm Indication Signal RDI-Remote Defect Indication

  • TIM-Trace Identifier Mismatch AIS-Alarm Indication Signal RDI-Remote Defect Indication

  • BIP-Bit Interleaving Parity

  • AIS-Alarm Indication Signal RDI-Remote Defect Indication

  • EXC-Excessive Bit Error rate( > 10x E-3)

  • BIP-Bit Interleaving Parity

  • RDI-Remote Defect Indication

  • REI-Remote Error Indication

  • DEG-Degradation

  • AIS-Alarm Indication Signal RDI-Remote Defect Indication

  • LOP-Loss Of Pointer

  • UNEQ- UNEQuipped

  • TIM-Trace Identifier Mismatch

  • BIP-Bit Interleaving Parity

  • RDI-Remote Defect Indication

  • REI-Remote Error Indication

  • DEG-Degradation

  • EXC-Excessive Bit Error rate( > 10x E-3)

  • PLM-Path Load Mismatch

  • AIS-Alarm Indication Signal RDI-Remote Defect Indication

  • LOP-Loss Of Pointer

  • TIM-Trace Identifier Mismatch

  • BIP-Bit Interleaving Parity

  • RDI-Remote Defect Indication

  • REI-Remote Error Indication

  • DEG-Degradation

  • EXC-Excessive Bit Error rate( > 10x E-3)

  • PLM-Path Load Mismatch

  • UNEQ- UNEQuipped

  • LOM-Loss Of Multi frame