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H31-311_V2.5 · Question #426
H31-311_V2.5 Question #426: Real Exam Question with Answer & Explanation
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Question
Which of the following descriptions about overhead bytes is wrong?
Options
- AE1, E2: Business contact bytes, providing business contact voice channels.
- BA1, A2: Framing bytes, which correctly select and separate individual STM-1 frames in the
- COJO: Regeneration segment trace byte, used to repeatedly send the segment access point
- DB1: Bit interleaved parity 8-bit code BIP-8, used for regeneration section layer error monitoring.
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