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Test Results
374
FTB-700G/800 Series
Quality Level (1588 PTP)
Quality Level (1588 PTP)
The quality level characterizes the clock quality in terms of network
synchronization.
From the
Test
menu, tap
Results
, and the
Quality Level
tab.
Last QL Received
indicates the last Quality Level value received. The
pass/fail verdict is also displayed when both
QL Mismatch Monitoring
and
Pass/Fail Verdict
check boxes are selected.
Last Change
indicates the date and time of the Last QL has changed.
QL Mismatch Monitoring
when selected (default) enables the Quality
Level mismatch monitoring.
Expected QL
allows the selection of the Expected Quality Level value.
Available when the
QL Mismatch Monitoring
check box is selected.
Quality Level
value
PTP Clock
Class
Description
QL-PRS (default)
80
Primary Reference Source Traceable (G.811)
QL-STU/UNK
82
Synchronized - Traceability Unknown
QL-PRC
84
Primary Reference Clock Traceable (G.811)
QL-ST2
86
Traceable to Stratum 2 (G.812 Type II)
QL-INV3
88
Quality Level Invalid 3
QL-SSU-A/TNC
90
Type I or V slave clock (G.812)
Traceable to Transit Node Clock (G.812 Type V)
QL-INV5
92
Quality Level Invalid 5
QL-INV6
94
Quality Level Invalid 6
QL-SSU-B
96
Type VI slave clock (G.812)
QL-INV9
98
Quality Level Invalid 9
QL-ST3E
100
Traceable to Stratum 3E (G.812 Type III)
QL-EEC2/ST3
102
Ethernet Equipment Clock Option 2
Traceable to Stratum 3 (G.812 Type IV)
Содержание FTB-1
Страница 1: ...User Guide FTB 700G 800 Series NetBlazer for FTB 1 ETHERNET AND MULTISERVICE TESTER...
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Страница 59: ...Test Setup Test Applications NetBlazer 47 SONET SDH BERT For SDH BERT...
Страница 64: ...Test Setup Test Applications 52 FTB 700G 800 Series SONET SDH DSn PDH BERT For SDH...
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Страница 604: ...Glossary 592 FTB 700G 800 Series Acronym List W WAN Wide Area Network WIS WAN Interface Sublayer WWN World Wide Name...
Страница 606: ...Glossary 594 FTB 700G 800 Series 10G Ethernet Client The following figure presents a typical network application...
Страница 619: ...Glossary NetBlazer 607 Ethernet Cables Straight Through Cable 1000 Mbit s Crossover Cable 1000 Mbit s...
Страница 646: ...Glossary 634 FTB 700G 800 Series SONET DSn SDH PDH The GUI Grid indicates the TUG 2 x and TUG 3 x values...
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Страница 674: ...0 5 1 5 48 5 0 176 W d y K y K D...