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SONET_Usr.bk Page 97 Wednesday, December 13, 2000 11:11 AM
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Selecting Test Features - SONET Operation
Stressing Optical Clock Recovery Circuits
Choose the required STRESSING PATTERN.
The G.958 test pattern consists of 7 consecutive blocks of data as follows:
the first row of section overhead bytes, ALL ONES, a PRBS, the first row of
section overhead bytes, ALL ZEROS, a PRBS and the first row of section
overhead bytes.
2
If you choose ALL ONES or ALL ZEROS as the stressing pattern, choose the
number of bytes in the BLOCK LENGTH.
97
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