[May 04, 2026] Lesson Brilliant PDF for the H31-311_V2.5 Tests Free Updated Today
Get New 2026 Valid Practice Huawei Transmission H31-311_V2.5 Q&A - Testing Engine
Huawei H31-311_V2.5 (HCIA-Transmission V2.5) Certification Exam is an excellent way for professionals to enhance their skills and advance their careers in the telecommunications industry. HCIA-Transmission V2.5 certification is recognized globally and is a key requirement for many job openings in the industry. HCIA-Transmission V2.5 certification demonstrates the candidate's knowledge and expertise in transmission network technologies, making them a valuable asset to any organization.
NEW QUESTION # 38
In the OTN mapping path, the ODUk signal can only be obtained by mapping the OPUk signal at the same level.
- A. True
- B. False
Answer: A
NEW QUESTION # 39
Which of the following alarms is not a switching condition for a two-fiber bidirectional multiplex section protection ring?
- A. RLOS
- B. MS_AIS
- C. B2_EXC
- D. TU_AIS
Answer: D
NEW QUESTION # 40
For OSN3500, which of the following boards provides centralized backup function for the +33V power supply of each board in the subrack?
- A. COA
- B. SCC
- C. PIU
- D. AUX
Answer: D
NEW QUESTION # 41
K1 and K2 bytes can send APS switching signaling or indicate that the multiplexed segment signal is invalid.
- A. Error
- B. True
Answer: B
NEW QUESTION # 42
When multiple users need to share the same VCTRUNK and use the same VLAN ID, QinQ technology can be used.
- A. True
- B. False
Answer: A
NEW QUESTION # 43
The optical monitoring channel is established for monitoring the WDM optical transmission system.
ITU-T recommends using a wavelength of 1510nm and a capacity of 2MHz/s.
- A. True
- B. False
Answer: B
NEW QUESTION # 44
On the two-fiber bidirectional multiplex section protection ring, the first half of the VC-4 of each STM-N line is the working channel, and the second half of the VC-4 is the protection channel.
- A. True
- B. False
Answer: A
NEW QUESTION # 45
Two beams of light that meet the coherence condition are called coherent light. Which of the following options are referred to as the coherence condition here? (Multiple choice)
- A. The phase is the same or the phase difference remains constant
- B. The vibration amplitude is the same
- C. Vibration direction is the same
- D. Same vibration frequency
Answer: A,C,D
NEW QUESTION # 46
Which of the following are the basic functions of U2000? (Multiple choice)
- A. Business Management
- B. Security Management
- C. Alarm Management
- D. Topology Management
Answer: A,B,C,D
NEW QUESTION # 47
In WDM systems, it is ideal to use a dielectric thin film filter (TFF) when using less than () wavelengths.
- A. 0
- B. 1
- C. 2
- D. 3
Answer: D
NEW QUESTION # 48
The SP3D board supports 63 E1 services
- A. True
- B. False
Answer: B
NEW QUESTION # 49
APS lossless protection switching provides dual-transmission and selective reception functions for fiber differential protection services, as well as end-to-end delay alignment functions for working and protection paths, thereby improving service reliability.
- A. True
- B. False
Answer: A
NEW QUESTION # 50
Which of the following options are correct regarding 1:1 optical line protection? (Multiple choice)
- A. 1:1 optical line protection does not use the method of splitting the optical signal into two paths, but uses an auxiliary light source to emit light, so the insertion loss introduced is smaller than that of 1+1 protection.
- B. 1:1 protection only supports dual-end switching
- C. 1:1 optical line protection requires APS protocol
- D. 1:1 fiber protection can be set to single-end switching or double-end switching
Answer: A,B,C
NEW QUESTION # 51
What is the main reason why the OSC monitoring signal does not pass through the EDFA amplification along with the business signal?
- A. The rate of OSC is too low. If it is scaled up, the energy efficiency will be too low.
- B. Prevent monitoring signals from interfering with business signals.
- C. Even if OA fails, the OSC monitoring channel is still valid
- D. The power of the OSC is too low, below the amplification sensitivity of the OA.
Answer: C
NEW QUESTION # 52
Which of the following bytes can be used for ordenwire calls between two REG devices?
- A. E1
- B. E2
- C. E1 and E2
- D. Not above
Answer: A
NEW QUESTION # 53
When the bridge uses ivl learning mode, an entry in the MAC address table is created based on the source MAC address and source port of the teach frame. This entry applies to all VLANs
- A. True
- B. False
Answer: B
NEW QUESTION # 54
In a wavelength division system, after a certain distance of transmission, the optical signal-to-noise ratio of the receiving end signal will be reduced to a certain extent. Which is the main reason?
- A. Use of Wavelength Combiner
- B. No new optical fiber is used
- C. The optical fiber attenuation is too large
- D. Use of EDFA
Answer: D
NEW QUESTION # 55
If one device does not support auto-negotiation, but the other device does, the other device may operate in half-duplex mode (Q107).
- A. True
- B. False
Answer: A
NEW QUESTION # 56
......
H31-311_V2.5 Dumps PDF - 100% Passing Guarantee: https://exams4sure.pdftorrent.com/H31-311_V2.5-latest-dumps.html