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SONET_Usr.bk Page 102 Wednesday, December 13, 2000 11:11 AM
Making Measurements
Using Overhead BER Test Function
Using Overhead BER Test Function
Description
You can perform a Bit Error Rate test on chosen bytes of the section, line and path
overhead bytes.
The OVERHEAD BER controls are located under
TRANSMITTER and RECEIVER windows.
HOW TO:
1 Set up the SDH/SONET transmit interface and payload required. See "Setting
2 Set up the receive SDH/SONET interface and payload as required. See "Setting
3 Choose the overhead byte to be tested on the
4 Choose the overhead byte to be tested on the
5 Press
6 The PRBS pattern can be errored by pressing
102
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Transmit Interface" on page 20 (for SDH) and page 60 (for SONET).
Receive Interface" on page 30 (for SDH) and page 70 (for SONET).
.
display
Use the right cursor key, then select OVERHEAD BER.
SONET
display. Use the right cursor key, then select OVERHEAD BER.
SONET
to start the test.
RUN/STOP
in the
TEST FUNCTION
,
TEST FUNCTION
RECEIVE
,
TEST FUNCTION
TRANSMIT
.
SINGLE
,
,
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