Huawei
H31-311_V2.5 · Question #207
Which of the following statements about signal label byte C2 is wrong?
The correct answer is C. If a C2 byte mismatch is detected, an LP SLM alarm is reported in the corresponding VC-4. See the full explanation below for the reasoning.
SDH Transmission Principles
Question
Which of the following statements about signal label byte C2 is wrong?
Options
- AThe C2 byte is used to indicate the multiplexing structure and payload attributes of the V frame
- BThe C2 byte to be sent must match the C2 byte to be received
- CIf a C2 byte mismatch is detected, an LP SLM alarm is reported in the corresponding VC-4
- DC2=00H means VC-4 is not equipped
How the community answered
(33 responses)- A3% (1)
- B6% (2)
- C79% (26)
- D12% (4)
Topics
#C2 byte#signal label#HP_SLM alarm#VC-4 POH
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