Huawei HCIA-Transmission(Huawei Certified ICT Associate-Transmission) - H31-311-ENU Exam Practice Test
Which of the following bytes in the regenerator section overhead are associated with R-OOF and R-LOF? (Multiple Choice)
Correct Answer: A,D
Automatic laser shutdown (ALS): When no optical signal is received, the ALS function automatically shuts down the corresponding optical module. This function protects onsite maintenance personnel.
Correct Answer: B
Which of the following statements about the MST functional module are correct? (Multiple Choice)
Correct Answer: B,C
RSOH, MSOH, HPOH, and LPOH implement monitoring functions in the descending order of monitoring scope.
Correct Answer: B
Which of the following is the function of TCM overheads in ODUk signals?
Correct Answer: C
Which of the following are VLAN classification methods? (Multiple Choice)
Correct Answer: A,B,C,D
The coherent receiver technology uses the local oscillator laser that has the same frequency as the received signals to perform coherent processing and recovers the ( ) information from the received signals. (Multiple Choice)
Correct Answer: A,C,D
If the overhead bytes pass through the backplane bus between two slots, the two slots are called paired slots. Paired slots implement automatic transparent transmission of overhead bytes, such as (), (), and ( ). This improves MSP switching performance and protects DCC communication with other NEs even if the SCC board on the local NE is offline. (Multiple Choice)
Correct Answer: A,B,D
Linear MSP (LMSP) has two modes: 1+1 and 1:1. Extra services can be configured for the protection channel only in the 1:1 mode of LMSP.
Correct Answer: B
The SL64 board can be used in an OSN 2500.
Correct Answer: A
NE A and NE B are adjacent NEs.
If B3 and lower-order bit errors occur in the A->B direction, and B1, B2, B3, and lower-order bit errors occur in the B->A direction, which of the following performance events are reported by NE A? (Multiple Choice)
If B3 and lower-order bit errors occur in the A->B direction, and B1, B2, B3, and lower-order bit errors occur in the B->A direction, which of the following performance events are reported by NE A? (Multiple Choice)
Correct Answer: B,C,E,F
OTM nr.m consists of a maximum of "n" optical multiplexing channels and does not support non-channel-associated overheads. The letter "r" indicates function reduction.
Correct Answer: B