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ファーウェイH31-311_V2.5（HCIA-Transmission V2.5）認定試験は、伝送ネットワークの設計、展開、およびメンテナンスに必要な知識と技術を検証する専門的な認定です。この認定試験は、伝送ネットワーク技術の分野でキャリアを追求し、この分野での熟練度を証明したい個人を対象としています。この試験は、グローバルに認知されており、個人の技術的専門知識を証明するものです。
Huawei H31-311_V2.5 (HCIA-Transmission V2.5) 認定試験は、伝送ネットワーク技術の分野でキャリアを追求したい個人にとって必要不可欠な認定資格です。この試験は、伝送ネットワーク技術に関連する広範なトピックをカバーし、高度な技術力と知識が必要です。試験に合格した候補者は、伝送ネットワークの設計、展開、および保守に熟練し、この分野における技術的な専門知識について世界的に認められます。
Huawei H31-311_V2.5 (HCIA-Transmission V2.5) 認定試験は、トランスミッションネットワーク技術に精通していることを証明したい個人向けのプロフェッショナルレベルの認定試験です。この認定試験は、トランスミッションネットワークを扱うエンジニアを対象としており、最新の技術とベストプラクティスについて包括的な理解を持つ必要があります。
質問 # 334
On OSN series transmission equipment, the Ethernet port cannot access tagged frames and untagged frames at the same time.
- A. True
- B. False
正解：B
質問 # 335
NCE's software deployment method adopts B/S (Browser/Server) architecture.
- A. True
- B. False
正解：A
質問 # 336
When setting the LCAS mode, please follow the following principles: 1. If the devices at both ends are Huawei devices, please set them to "Standard Mode" 2. If Huawei devices are interconnected with third-party devices, please set the interconnected devices to the same mode according to the mode supported by the third-party devices.
- A. True
- B. False
正解：B
質問 # 337
By default, B2-EXC alerts are reported when the number of B2 bit Falses exceeds the () threshold.
- A. 0.00001
- B. 0.001
- C. 0.01
- D. 0.000000001
正解：B
質問 # 338
The core of the TCP/IP model is the network layer and the transport layer. The network layer solves the logical forwarding problem between networks, and the transport layer ensures reliable transmission from the source to the destination.
- A. True
- B. False
正解：B
質問 # 339
In the frame structure of the SDH signal, there are large overhead bytes for operation, management, and maintenance (OAM). Overhead bytes account for all bits () of the entire frame and greatly enhance the monitoring capabilities of the network.
- A. 1/40
- B. 1/20
- C. 1/30
- D. 1/10
正解：B
質問 # 340
Which of the following statements about the frame structure of SDH signals are correct? (Multiple choice)
- A. The frame period of different levels of SDH signals is the same
- B. The information payload area only carries the information payload
- C. SDH signals of different rates have different frequencies.
- D. SDH signal is byte interleaved by column
正解：A、B、C
質問 # 341
The packet service board can perform L3 layer processing on the accessed large network services.
- A. TRUE
- B. FALSE
正解：B
質問 # 342
Which of the following bytes in the regenerator part overhead are associated with R-OOF and R-LOF? (Multiple Choices)
- A. A1
- B. A2 ()
- C. B2
- D. B1.
正解：A、B
質問 # 343
To which of the following levels does the U2000 network management belong?
- A. Network-level management system
- B. Network element level management system
- C. Subnet-level management system
- D. Regional level management system
正解：C
質問 # 344
UNS5 board supports mixed transmission of OTN services, SDH services and packet services with a total bandwidth not exceeding 200Gbit/s.
- A. True
- B. False
正解：A
質問 # 345
Which of the following descriptions about ROADM boards are wrong? (Multiple choice)
- A. WSD9 realizes the dynamic and configurable multiplexing function of any wavelength to any port
- B. RDU9 realizes the broadcast function of business signals in 9 directions
- C. WSM9 realizes the dynamic and configurable wavelength division function of any wavelength to any port
- D. RMU9 can add wavelengths of 9 signals. Its add-wave port can be used with an OTU board with tunable wavelength to achieve full dynamic input of 9 signals.
正解：A、C、D
質問 # 346
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 # 347
Which of the following options are the main characteristics of the transmission network? (Multiple choice)
- A. Large capacity
- B. Multi-service access
- C. Reliability
- D. Long distance
正解：A、B、C、D
質問 # 348
If a network port that supports auto-negotiation is connected to a network port that does not support auto-negotiation, half-duplex and full-duplex modes can be interconnected.
- A. True
- B. False
正解：A
質問 # 349
For (on-premises) HA solutions where active and standby servers are deployed in the same location, which of the following platforms can be deployed? (Multiple choice).
- A. SuSE Linux
- B. Solaris
- C. Windows
- D. All of the above
正解：A、B
質問 # 350
Which of the following different types of ESC are divided according to the principles of implementation?
(Multiple choice)
- A. insert DCC
- B. None of the above
- C. Pilot adjusts DCC
- D. Fixed frame structure DCC
正解：C、D
質問 # 351
Which of the following layers define the protocols that control the network layer? The protocols at this layer apply to logical links, that is, end-to-end connections between two devices.
- A. Data Link Layer
- B. Transport layer
- C. Application layer
- D. Network layer
正解：B
質問 # 352
The DCC byte is mainly used to transmit OAM information and is the physical channel for transmitting OAM information.
- A. True
- B. False
正解：A
質問 # 353
Which of the following is protected by the channel protection ring?
- A. Business
- B. Equipment
- C. Fiber Optic
- D. Monitoring Channel
正解：A
質問 # 354
() is a parameter used to describe the reliability of the transmission system.
正解：
解説：
Bit Error Rate
質問 # 355
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
正解：A
質問 # 356
Which of the following maintenance signals is transmitted from a downstream site to an upstream site of an OTN?
- A. BDI
- B. IAE
- C. LCK
- D. ATS
正解：A
質問 # 357
For OSN3500, there is a slot mapping relationship between the processing board and the interface pre-processor. The processing board in slot 1 maps to the interface board in slots 19-20.
- A. True
- B. False
正解：B
質問 # 358
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