SONET Quality
Frequency *
1
MUX
STS-3c/1
TU VC-3
VT-2/1.5
Bulk
STS Pointer
VT Pointer
Justification *
2
SONET Performance
Frequency *
1
MUX
STS-3c/1
TU VC-3
VT-2/1.5
SONET TCM Alarms
Errors
E1 Alarms/Errors Alarms
Errors
E1 Performance FAS errors
Pattern errors
CRC4 errors
E-Bit errors *
3
E3 Alarms/Errors Alarms
Errors
E3 Performance FAS errors
Pattern errors
E4 Alarms/Errors Alarms
Errors
E4 Performance FAS errors
Pattern errors
DS1/J1 Alarms/Errors Alarms
Errors
DS1/J1 Performance FAS errors
Pattern errors
CRC-6 errors *
4
DS3 Alarms/Errors Alarms
Errors
DS3 Performance FAS errors
Pattern errors
*1: Frequency results appear only when no OTN layer.
*2: JustificationJustification appears when 'PDH Rx' or 'DSn Rx' is selected.
*3: E-Bit errorsE-Bit errors appears when 'E-bit' is set to On in Frame tab of E1 receiver.
*4: CRC6 errorsCRC6 errors appears when 'ESF' or 'J1' is selected.
SDH/SONET Performance Measurement ItemsSDH/SONET Performance Measurement Items
This paragraph describes the performance result items.
EB (Errored Block) is defined as:
A block in which one or more errors occurred
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