Tx signal level
When optical is selected, this field shows the output power of the optical
transmitter.
When electrical is selected, 'N/A' is displayed.
5.1.3.3 Alarms and Errors
Touching the middle summary box in the status area of the Ports Setup
screen allows you to launch the display shown below.
This screen contains detailed alarm and error information related to the SDH
interface. Status is indicated by the use of colored Lamp icons.
Alarms
LOS: Loss of Signal
LOF: Loss of Frame
OOF: Out of Frame
MS-AIS: Multiplex Section Alarm Indication Signal
MS-RDI: Multiplex Section Remote Defect Indication
AU-AIS: Administrative Unit Alarm Indication Signal
AU-LOP: Administrative Unit Loss of pointer
HP-TIM: High order Path Trace Identifier Mismatch
HP-PLM: High order Path Payload Mismatch
HP-UNEQ: High order Path UNEQuipped
HP-RDI: High order Path Remote Defect Indication
TU-AIS: Tributary Unit Alarm Indication Signal
TU-LOP: Tributary Unit Loss of pointer
TU-LOM: Tributary Unit Loss of Multiframe
LP-TIM: Low order Path Trace Identifier Mismatch
LP-UNEQ: Low order Path UNEQuipped
LP-RDI: Low order Path Remote Defect Indication
LP-PLM: Low order Path Payload Mismatch
LSS: Loss of Sequence Synchronization
TC-UNEQ: Tandem Connection UNEQuipped
TC-LTC: Tandem Connection Loss of Tandem Connection
TC-TIM: Tandem Connection Trace Identifier Mismatch
TC-AIS: Tandem Connection Alarm Indication Signal
TC-RDI: Tandem Connection Remote Defect Indication
TC-ODI: Tandem Connection Outgoing Defect Indication
Errors
A1A2: Bytes used for the frame synchronization
B1: The byte of BIP-8 (Bit Interleaved Parity 8)
B2: The bytes of BIP-N×24 (Bit Interleaved Parity N×24)
MS-REI: Multiplex Section Remote Error Indication
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