EXFO MAX-800 Series, User Manual

Page: 101 / 495

Test Setup - Test Configurator, Timer, and System
MaxTester
93
EtherBERT and Unframed BERT
EtherBERT and Unframed BERT
Note: For EtherBERT unframed test 100GE, refer to BERT and Unframed BERT on
page 78.
From the Test menu, tap Setup , Test Configurator and tap on the
EtherBERT
or
Unframed BERT
block.
Pattern

Coupled RX to TX
check box, when selected (default), couples both
the TX and RX signal with the same test pattern. The Coupled RX to
TX
check box is selected and not configurable for
Seed A
,
Seed B
, and
PRBS31 Unscrambled patterns.

No Pattern Analysis (Live)
check box when cleared (default),
monitors the incoming traffic pattern and Round-Trip Latency. For live
traffic, the
No Pattern Analysis (Live)
check box should be selected as
the traffic is a live pattern and in this case no monitoring is required.
See
BER
on page 208 for more information.

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), Seed A
1
, Seed B
1
,
PRBS31 Unscrambled
1
,
CSPAT
2
,
CJTPAT
2
,
CRPAT
2
,
Short CRTPAT
2
,
Long CRTPAT
2
, and User Pattern . Pattern is not configurable and set to
PRBS31
for 100GE dual port topology.
When User Pattern is selected, enter the payload pattern hexadecimal
value.
1. Only available for 10G LAN with
Unframed (Interop)
(see Framing on page 73).
2. Only available for 1G optical with Framed Layer 1 (see Framing on page 73).