H31-311_V2.5無料試験学習ガイド！（更新された200問あります)
H31-311_V2.5問題集にはHuawei Transmission認証済み試験問題と解答
質問 80
Which of the following statements about extending the ECC is incorrect?
- A. C overlay, each server can link up to three clients.
- B. Extended ECC in specified mode indicates that a server and client need to be specified.
- C. You can enable auto-scaling ECC on up to four network elements. Under the Hand Extension
- D. Extended ECC is divided into Auto Extended ECC and Extended ECC in specified mode.
- E. Auto-expanding ECC means an Ethernet port that uses a pass-through cable to connect two network elements
正解: C
質問 81
The TAG attribute cannot be set for the internal port VCTRUNK of the single board on the NMS.
- A. True
- B. False
正解: B
質問 82
When performing fiber cut-off test on an ordinary MSP ring, which of the following alarms will be reported? (Multiple choice).
- A. YOU-AIS
- B. BD
- C. R-LOS
- D. APSJNDl
正解: C,D
質問 83
The Raman amplifer uses which of the following effects?
- A. Raman scattering
- B. Dispersion
- C. Four-wave mixing (FWM).
- D. Self-phase modulation (SPM).
正解: A
質問 84
Which of the following statements about the advantages of OTN are incorrect?
- A. OTN provides the final five levels of nested or overlapping TCM connection monitoring.
- B. OTN provides powerful out-of-band FEC functionality to effectively ensure line transmission performance.
- C. WDM function is used to meet the requirements of the bait fiber Tbit/s bandwidth.
- D. 0TN provides 2.7 Gbi/s, 10.7Gbt/s, 43Gbt/s and even 111.8 Gbit/s high-speed interfaces.
正解: A
質問 85
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
正解: A
質問 86
The clock unit can only access the external clock source as the timing signal source of the system through the external clock interface. In addition; It can also output a processed clock and provide a clock source for other devices that need timing.
- A. True
- B. False
正解: B
質問 87
If you group SNCP services with the same source, sink, or route, you can increase the SNCP switching speed
- A. True
- B. Error
正解: A
質問 88
In Recommendation ITU-T G.692, the allowable channel frequencies are based on the reference frequency (), and the channel spacing can be 100 GHz, 50 GHz or 25 GHz.
- A. 193.1 Terahertz
- B. 1941 Terahertz
- C. 196.1 Terahertz
- D. 192.1 Terahertz
正解: A
質問 89
Linear MSP (LMSP) has two modes: 1+1 and 1:1. Additional services can only be configured for the protection channel in 1:1 mode of the LMSP.
- A. True
- B. Error
正解: A
質問 90
For MSPs, you need to set the MSP protocol ID for each NE. To ensure that each ID is unique, it is recommended to set the MSP protocol ID to the value that is compatible with the network element ID.
- A. True
- B. False
正解: B
質問 91
On the NMS system, the network element performance monitoring time is set to () minutes and () hours.
- A. 30.24
- B. 15.24
- C. 30.12
- D. 15.12
正解: B
質問 92
Which of the following alerts does not trigger an AU-AIS alert?
- A. B2-ExC
- B. MS-AIS
- C. R-LOS
- D. AU-LOP
正解: D
質問 93
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)
正解: D
質問 94
Which of the following statements about the MSP ring is correct? (Multiple choice).
- A. is assigned by VC4 means that different VCs4 are assigned to different protection subnets to implement MsPs only in certain channels
- B. Create a protection sub and select only the SDH network element. Do not select REG or WDM network elements.
- C. When multiple protection subnets occupy the same port on the same board, "resource sharing" must be reached.
- D. The number of nodes on the MSP ring cannot exceed 16. .
正解: A,B,C,D
質問 95
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 QinQ feature on the ports used by H1 and H2 Division's Ethernet Leased Line service.
- C. enables the LXAS feature on the port used by the Ethernet Leased Line service between H1 and H2.
- D. Enable the LCAS feature on the VCTRUR port used by the Ethernet Leased Line service between H1 and H2. (Correct answer"
正解: D
質問 96
When you configure services on a per-NE basis, which of the following protection scenarios does not require subnet configuration before subsequent protection operations?
- A. MSP
- B. PSMA
- C. SNCP
- D. MSP and SNCP
正解: C
質問 97
SL64 board is available for OSN 2500.
- A. True
- B. False
正解: B
質問 98
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