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Agilent 81250 ParBERT SONET/SDH Frame Generator, November 2002 25
• Rate
The rate available depends on the selected Format. The following
rates are available:
• Payload
This field defines how the payload is generated. You have the
following choices:
–All 0s
–All 1s
– Alternate 1, 0
– Various PRBS settings
– Edit pattern
This opens the Pattern Editor, which allows you to enter a
pattern (see following description).
– From file
This opens up a dialog box, where you can select the file to be
used as payload.
This must be a binary file.
See “Payload Details” on page 15 for more information.
• Segment width
Lets you define the segment width used. This has to match
multiplexer type used.
• Pattern Editor
Allows you to define a pattern (
0
s and
1
s) for the payload to be
generated. The bits entered are repeated to fill up the payload.
SONET (-C) SDH
STS-768 (39.81312 Gb/s) STM-256
STS-192 (9.95328 Gb/s) STM-64
STS-48 (2.48832 Gb/s) STM-16
STS-12 (622.08 Mb/s) STM-4
STS-3 (155.52 Mb/s) STM-1