最近更新された2024年01月テストエンジン練習テストはH12-821_V1.0-ENU試験問題解答！
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華為H12-821_V1.0-ENU (HCIP-Datacom-Core Technology V1.0)試験は、大規模なデータ通信ネットワークを設計、展開、トラブルシューティングするために必要なスキルと知識を評価するために設計されています。この試験は、データ通信およびネットワーキングの分野でキャリアアップを目指すプロフェッショナルを対象としています。
質問 # 526
In the RSTP protocol, when the network topology changes, the mechanism for responding to changes in the topology is?
- A. Delete the entire MAC address table
- B. Partial deletion of the MAC address table
- C. Modify the lifetime of the MAC address table
- D. The MAC table remains unchanged
正解：B
質問 # 527
VLAN Pool can support multiple business VLANs at the same time mainly through one SSID, thereby reducing the broadcast domain and reducing the waste of IP addresses.
- A. TRUE
- B. FALSE
正解：A
質問 # 528
Which of the following statements about the address used by AC to establish a CAPWAP tunnel in VRRP hot backup is correct?
- A. VRRP virtual addresses of the active and standby ACs
- B. The physical address of the primary AC
- C. The physical address of the standby MC
- D. Any address configured in the AC is fine
正解：A
質問 # 529
RSTP redefines port roles. Please match RSTP port roles with their roles.
正解：
解説：
質問 # 530
The physical interface bound to the VRF instance cannot be divided into sub-interfaces.
- A. TRUE
- B. FALSE
正解：A
質問 # 531
Which description of Route Policy is correct? (Multiple choice)
- A. A Route-Policy is composed of multiple nodes. A section can include multiple if-match and apply clauses
- B. The if-match clause is used to match the matching conditions of the node, and the apply clause is used to define the routing behavior that passes the filter.
- C. The relationship between Route-Policy nodes is "or", as long as one node's filtering is passed, the Route-Policy can be passed
- D. The filter rule relationship of if-match clauses is "and", that is, all i-match clauses of the node must match
正解：A、B、C、D
質問 # 532
When configuring the BGP, if such a warning is generated: " BGPI6ESTABLISHED:OID[oid] The BGP FSM enters the Establishedstate", which of the following description is true?
- A. The warning message is abnormal and must be dealt with
- B. Explain that this type of alarm is generated due to TCP problems
- C. Explain that there is a problem due to OPEN message negotiation between BGP neighbors
- D. Indicates that the BGP neighbor has been established
正解：D
質問 # 533
In the VRP system, which of the following parameters can the Route-Policy match? (Multiple choice)
- A. Routing cost
- B. Outgoing interface of routing information
- C. Prefix list
- D. Access Control List
正解：A、B、C、D
質問 # 534
The above information about display ospf peer output, the correct description is:
<Huawei=display ospf peer
OSPF Process 1 with Router ID 10.1.1.2
Neighbors
Area 0.0.0.0 interface 10.1.1.2(Gigabitethernet1/0/0)'s neighbors
Router ID: 10.1.1.1
Address:10.1.1.1
State: Full Mode: Nbr is Slave Priority: 1
DR:10.1.1.1BDR: None PERSON: 0
Dead timer due in 38 sec
Retrans timer interval: 5Neighbor is up for 00: 00:04
Authentication Sequence: [0]
- A. Router ID indicates that the local router ID is 10.1.1.1
- B. After negotiation during the DD exchange process, the local end becomes the Slave
- C. The Designated Router (DR) as the address is 10.1.1.1
- D. Address: 10.1.1.1 indicates that the local interface address is 10.1.1.1
正解：C
質問 # 535
When Filter-Policy is deployed in OSPF, Filter -Policy will modify the LSDB of the OSPF.
- A. FALSE
- B. TRUE
正解：A
質問 # 536
esight uses different colors to distinguish different alarm levels. Red means urgent, orange means important, yellow means minor, and blue means reminder.
Which of the following statements about different alarm levels are correct? (Multiple choice)
- A. Prompt: Potential or imminent failures affecting the business are detected, but the alarms that currently have little impact on the business
- B. Important: It has already affected the business, if the alarm is not dealt with in time, it will have more serious consequences
- C. Minor: There is a certain impact on the business at present, but corrective measures need to be taken to prevent serious fault alarms
- D. Critical: Alerts that have affected the business and require immediate corrective action
正解：A、B、C、D
質問 # 537
The following is about the dual-link hot standby configuration. When configuring the priority of the AC, the greater the priority value, the higher the actual priority of the AC
- A. FALSE
- B. TRUE
正解：A
質問 # 538
Which of the following functions can the Type-2 routing type of EVPN support? (Multiple choice)
- A. MAC/IP binding
- B. Notification of ESI labels
- C. Batch revocation of MAC addresses
- D. MAC address learning notice
正解：A、D
質問 # 539
As shown in the figure, RTA, RTB , RTC , and RTD are in the same AS and establish IBGP neighbor relationships through direct links . RTB and RTC are route reflectors, and RTA and RTC are route reflector clients of RTB. RTB and RTD are the route reflector clients of RTC. RTA announces 10.1.1.0/24 into BGP, and the BGP route received on RTD updates its Originator ID value to ()
正解：
解説：
1.1.1.1
質問 # 540
Which of following description of the permanent multicast address is wrong?
- A. All routers monitor 224.0.0.2
- B. All hosts and routers in the network segment monitor 224.0.0.1
- C. All routers running the PIM protocol monitor 224.0.0.100
- D. All routers running OSPF protocol monitor 224.0.0.5
正解：C
質問 # 541
Which of the following does not belong to the OSI network management model?
- A. Organizational Structure Model
- B. Management Model
- C. Functional Model
- D. Communication Model
正解：A
質問 # 542
Which of the following LSA descriptions about various messages is wrong?
- A. LS Update message contains complete LSA information
- B. The LSACK message contains complete LSA information
- C. DD only contains the summary information of the LSA, which includes LS Type LS ID Advertising Router and LS Sequence Number
- D. LS Request message only has LS Type LS ID and Advertising Router
正解：B
質問 # 543
R1, R2 , R3 , R4 run OSPF , and the area ID is as shown in the figure, then () will generate Type-3 LSA. (Please fill in the device name, such as R1)
正解：
解説：
R2
質問 # 544
In the MSTP protocol, each MST Instance uses the RSTP algorithm separately to calculate a separate spanning tree.
- A. True
- B. False
正解：A
質問 # 545
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