Most UptoDate Huawei H31-311_V2.5 Exam Dumps PDF 2024
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NEW QUESTION # 54
SL64 board is available for OSN 2500.
- A. True
- B. False
Answer: B
NEW QUESTION # 55
Optical monitoring channel is used for monitoring of WDM optical transmission systems. In the UU-T recommendation, it is preferable to use a 1510 nm wavelength of the a ") rate.
- A. 5676 kbit/s
- B. 2 Mbit/s
- C. 64 kbit/s
- D. 192 kbit/st
Answer: B
NEW QUESTION # 56
QinQ technology can be used when multiple users need to share the same VCTRUNK and use the same VLAN ID.
- A. True
- B. Error
Answer: A
NEW QUESTION # 57
On OSN Series transmission devices, ethernet ports cannot access tagged and untagged frames at the same time
- A. True
- B. False
Answer: B
NEW QUESTION # 58
Which of the following is the maximum number of OSN3500 sub-racks that can be installed in a 2.2-meter cabinet?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: D
NEW QUESTION # 59
If a network port that supports autonegotiation is connected to a network port that does not support autonegotiation, you can interconnect in both half-duplex and full-duplex modes.
- A. True
- B. Error
Answer: A
NEW QUESTION # 60
The OTN signal has a fixed pad period, the same frame period as the SDH signal.
- A. True
- B. False
Answer: B
NEW QUESTION # 61
SDH signals must be scrambled before they can be transmitted over optical fibers. Which of the following bytes is not scrambled? (Multiple choice).
- A. A1
- B. A2
- C. J0
- D. J1
Answer: A,B,C
NEW QUESTION # 62
The difference between dispersion compensation fibers and ordinary optical fibers is that the dispersion compensation fibers have a negative dispersion coefficient at ().
- A. 1650nm
- B. 800nm
- C. 1550nm
- D. 1310 nm
Answer: C
NEW QUESTION # 63
STM-64 has an () AU pointer.
- A. 0
- B. 1
- C. 2
- D. 3
Answer: A
NEW QUESTION # 64
Some SNCP protection inversion conditions are default, such as AU-AIS and TU-AIS. Other conditions are optional, such as HP-TIM and HP-SLM. Optional conditions can be flexibly set according to the level of the costume.
- A. True
- B. Error
Answer: A
NEW QUESTION # 65
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: C
NEW QUESTION # 66
Which of the following different types of ESC are divided according to the principles of implementation? (Multiple choice)
- A. insert DCC
- B. Fixed frame structure DCC
- C. None of the above
- D. Pilot adjusts DCC
Answer: B,D
NEW QUESTION # 67
Are the following statements regarding the definition of SDH correct?
- A. hierarchy that can be used for asynchronous digital transfers
- B. A hierarchy of standardized digital signals that can be cross-connected asynchronously
- C. A hierarchy of standardized digital signals that can be asynchronously reused
- D. Complete hierarchy of standard mathematical signals, providing simultaneous digital transmission multiplexing and cross-connectivity
Answer: D
NEW QUESTION # 68
Which of the following is affected by changing the element ID of OSN3500 on NMS?
- A. Network element communication is interrupted.
- B. NE time is out of sync.
- C. Interruption of business.
- D. Restart your device.
Answer: A
NEW QUESTION # 69
The optical amplifier unit compensates for line losses and extends the transmission distance. Connecting multiple optical amplifier units in cascaded mode allows for extended transmission distances without following the system.
- A. True
- B. False
Answer: B
NEW QUESTION # 70
Which of the following is not the northbound interface provided by the U2000?
- A. SNMP
- B. XML
- C. ox
- D. CORBA
Answer: C
NEW QUESTION # 71
For 100G (112Gbit/s) signals, the actual data baud rate is only 28G amplitude.
- A. True
- B. Error
Answer: A
NEW QUESTION # 72
Frame-Mapped GFP (GFPF> is a processing mode that targets data encoding blocks such as Fibre Channel and ESCON.
- A. True
- B. False
Answer: B
NEW QUESTION # 73
When there is a Critical Error In Seconds (SES) in the PM portion of the ODUk layer, which of the following alarms is reported by NMS?
- A. ODUk_PM_UAS
- B. ODUk_PM_ES
- C. ODUk_PM_SES
- D. ODUk_PM_SESR
Answer: C
NEW QUESTION # 74
In a 2.5GMSP ring consisting of four MSTP sites, which of the following statements about alarm reports is correct when a protection switchover occurs?
- A. APS-INDI alarms are reported on the xCS board. .
- B. PS Alarms are reported on the tributary board.
- C. Report APS-INDl alerts on the system dashboard.
- D. Report APS-INDI alarms on the board.
Answer: A
NEW QUESTION # 75
Which of the following is the meaning of "L" in the optical module parameter "L-64.2"
- A. Fatigue of reception
- B. Dispersion coefficient
- C. Transmission distance
- D. Emission wavelength
Answer: C
NEW QUESTION # 76
During service configuration, there are two time slot modes. Huawei uses interleaved time slot mode by default.
- A. True
- B. False
Answer: B
NEW QUESTION # 77
TU-AIS is often encountered during network maintenance. Which of the following alerts can trigger a TU-AIS alert? (Multiple choice).
- A. B2-EXC
- B. R-LOS
- C. AU-LOP
- D. HP-TIM
Answer: A,B,C,D
NEW QUESTION # 78
When configuring the SXCS single board for the OSN3500, which of the following is the access package of the fully configured substand?
- A. 156 to pick up the answer
- B. 58.75G
- C. 80G
- D. 35G
Answer: A
NEW QUESTION # 79
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Huawei H31-311_V2.5 (HCIA-Transmission V2.5) Certification Exam is designed to test the knowledge and skills of professionals in the field of transmission network technologies. It is a globally recognized certification that validates the ability of individuals to plan, design, deploy and maintain Huawei transmission networks. H31-311_V2.5 exam covers a wide range of topics, including optical fiber technology, microwave technology, transmission network planning, and troubleshooting.
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