Huawei
H31-341_V2.5 · Question #105
Which of the following statements about overhead bytes is wrong?
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Question
Which of the following statements about overhead bytes is wrong?
Options
- AA1 and A2 are framing bytes. These bytes are used to separate STM-1 frames in the signal stream
- BJO is the regenerator section trace byte. This byte is used to repeatedly send the segment access point
- CB1 is Bit Interleaved Parity-8 (BIP-8). This byte is used to monitor the regenerator part layer for bit errors
- DE1 and E2 are wired bytes. These bytes are used to provide voice channels for order line connections.
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