105
Making Measurements
Selecting the ATM Measurement Parameters
MANAGEMENT is available for MEASUREMENT MODE
measurements when or is chosen.
3 Specify the CELL HEADER parameters for the test. The selections
available will depend on type of CELL SELECTED FOR TEST.
4 Specify the CELL PAYLOAD. If the receiver and transmitter settings
are coupled, see “Coupling Transmit and Receive Settings” page 160,
the receiver setting will automatically be set to the transmitted
setting. allows In-Service testing at the ATM layer.
5 If the CELL SELECTED FOR TEST is set to , ,
or , select the PEAK CELL RATE
and CDV TOLERANCE for the test.
6 If OAM analysis is required, set PERFORMANCE MANAGEMENT to
or for Cell Loss, Cell Misinsertion and BEDC
BIP-16 measurements on the performance management OAM.
7 If PERFORMANCE MANAGEMENT is set to or
, enter the OAM block size. If this is unknown, select
1024 (maximum available). Selecting a block size smaller than that in
use may cause PM OAM LOSS. If the OAM cells selected are not
present, a status message “PM OAM LOSS alarm” will appear on the
display.
IN SERVICE VP VC
LIVE TRAFFIC
VP VC
EXPERT MODE ALL USER CELLS
SEGMENT END-TO-END
SEGMENT
END-TO-END
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