Pass Huawei H31-311_V2.5 With ITexamReview Exam Dumps - Updated on Sep-2023
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Huawei H31-311_V2.5 : HCIA-Transmission V2.5 certification is valid for three years. After three years, the candidate is required to recertify. Recertification can be achieved by passing the Huawei H31-311_V2.5 : HCIA-Transmission V2.5 exam or by completing a higher-level certification course.
NEW QUESTION # 102
Which of the following technologies is the main difference between an open DWDM system and an integrated DWDM system?
- A. Wavelength conversion techniques
- B. Optical release technology
- C. Multiplexing/multiplexing technique
- D. Optical supervision technology
Answer: A
NEW QUESTION # 103
Automatic Laser Shutdown (ALS): When no optical signal is received, the ALS function automatically turns off the corresponding optical module. This feature protects field maintenance personnel.
- A. Error
- B. True
Answer: B
NEW QUESTION # 104
The receiver performs a BIP-8 check on unscrambled STM-16 frames. If the BIP8 check result XOR*∶, the value of the B1 byte contained in the next STM16 ring is 10001100, which indicates STM-16 There is a () bit error block in the axis.
- A. is unclear
- B. 0
- C. 1
- D. 2
Answer: B
NEW QUESTION # 105
Establish Ethernet leased line service between HI (HQ) and H2 (branch) of enterprise H, and bind 5 in the corresponding VCTRUNK VC-12. When a VC-12 fails, the Ethernet dedicated line between H1 and H2 is interrupted. So, which of the following statements is true?
- A. Enable the QinQ function on the VCTRUNK port used by the Ethernet Leased Line service between H1 and H2.
- B. Enable the LCAS feature on the VCTRUR port used by the Ethernet Leased Line service between H1 and H2. (Correct answer"
- C. Enable the QinQ feature on the ports used by H1 and H2 Division's Ethernet Leased Line service.
- D. enables the LXAS feature on the port used by the Ethernet Leased Line service between H1 and H2.
Answer: B
NEW QUESTION # 106
The segment overhead of STM-4 is () bytes/frame.
- A. 9*8"4
- B. 9*8
- C. 9*9*4
- D. 9*9*8
Answer: A
NEW QUESTION # 107
Which of the following can be configured as the monitoring time for network element performance events?
- A. Later than the current time
- B. is earlier than the current time
- C. Anytime
- D. Same as the current time of NE
Answer: A
NEW QUESTION # 108
Which of the following statements about the MST functional module is correct? (Multiple choice).
- A. MST is both the source and sink of MS. .
- B. MST provides an E20 orderwire channel. .
- C. MST implements BIP-8 statistical computation of B2 bytes.
- D. MST returns bit error messages, but does not return a specific number of bit errors
Answer: A,B
NEW QUESTION # 109
Both PDH and SDH have globally harmonized standards.
- A. False
- B. True
Answer: A
NEW QUESTION # 110
When the SNCP ring consisting of four Optis OSN 2500 devices has a rate of 25 Gbt/s, the network's service answer stars can carry up to ()2Mt/s Signal.
- A. 0
- B. 1
- C. 2
- D. 3
Answer: B
NEW QUESTION # 111
According to the formula "ODUk rate = 239/(239k) x STM-N frame rate", ODU4 The rate is equal to the 239/235xSTM-N Pa rate.
- A. False
- B. True
Answer: A
NEW QUESTION # 112
The STAT indicator of the SDH board flashes red, lights up for 100ms, and turns off for 100ms. Which of the following means the state of the metric?
- A. Hardware failure
- B. Hardware mismatch
- C. Normal operation
- D. There is no power input
Answer: B
NEW QUESTION # 113
Which of the following is the meaning of SFD in the Ethernet frame structure?
- A. Preamble
- B. Payload
- C. Frame check sequence
- D. start frame delimiter
Answer: D
NEW QUESTION # 114
output networks require higher costs than belt networks, but provide a more reliable management channel.
- A. Error
- B. True
Answer: B
NEW QUESTION # 115
The number of bit error blocks on each VC4 channel is detected by B3 on the receiving side. At the same time, the information is sent back to the sender via Q, and HP-REI and HP-FEBBE report on the sender.
- A. J(bt-4)
- B. K3 (b1-b4)
- C. G1 (b5-b8）
- D. G1 (b1-b4)
Answer: D
NEW QUESTION # 116
The number of ODU2e signals multiplexed into the ODU3 signal is the same as the number of ODU2 signals multiplexed into the ODU3 signal.
- A. False
- B. True
Answer: A
NEW QUESTION # 117
What are the basic features of the U2000? Multiple Choices
- A. Alarm management
- B. Performance management
- C. Security management
- D. Topology management
Answer: A,B,C,D
NEW QUESTION # 118
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