Exfo RTU 310-310G IP Services Test Head Manual de usuario Pagina 372

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Common Tab
360 FTB-8500 Series and FTB-8120NGE/8130NGE
Performance Monitoring (PM)
Standard
Select the desired standard from the list. Choices are:
Statistics
EFS (Error Free Second): Gives the number of seconds within which
no bit error occurred.
EC (Error Count) (G.821 only): Gives the number of bit errors.
EB (Errored Block) (G.826 only): Gives the count of blocks (frame) in
which one or more bits are in error.
ES (Errored Second):
For G.821: Gives the number of seconds within which one or more bit
error occurred, or during which Loss Of Signal (LOS) or Link down is
detected.
For G.826: Gives the number of seconds within which one or more
Errored Block (EB) occurred, or at least one NE defect occurred.
Standard
Framed
Layer 2
Framed
Layer 1
Unframed
Traffic Analyzer G.826 ISM XX
a
a. Available with xPAT test pattern only. xPAT patterns are available with
BERT 1000Mbps optical test using Framed Layer 1.
G.826 OOSM XX
Pattern G.821 XXX
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