EXFO FTB/IQS-85100G Packet Blazer for FTB-500/IQS-600 - Manual (Page 83)

Test Setup - Test Configurator, Timer, and System
Packet Blazer 73
EtherBERT and Unframed BERT

TX Pattern/RX Pattern: Select the test pattern from the list for each
direction (TX and RX) if required. Choices are PRBS9, PRBS11,
PRBS15, PRBS20, PRBS23, PRBS31 (default), and User Pattern.
When User Pattern is selected, enter the payload pattern hexadecimal
value.

Invert check box, when selected (cleared by default), inverts the
generated/expected test pattern meaning that every 0 will be changed
for 1 and every 1 for 0. For example, the pattern 1100 will be sent as
0011.
Bit Error

Pass/Fail Verdict allows to enable and configure bit error rate/count
threshold prior to run the test. This allows for a simple pass/fail verdict,
leaving no room for misinterpretation of the test results. To enable the
pass/fail verdict, select either Bit Error Countor Bit Error Rate
(default is Disabled).

BER Threshold allows to enter the threshold Count or Rate value that
will be used to declare the pass/fail verdict.
For Count, enter the maximum bit error count allowed before
declaring a fail verdict: 0 (default) to 999999.
For Rate, enter the maximum bit error rate allowed before declaring a
fail verdict: 1.0E-14 to 1.9E-01. The default value is 1.0E-12.