[Nov 26, 2024] Latest H12-821_V1.0-ENU Exam with Accurate HCIP-Datacom-Core Technology V1.0 PDF Questions
Practice To H12-821_V1.0-ENU - NewPassLeader Remarkable Practice On your HCIP-Datacom-Core Technology V1.0 Exam
Huawei H12-821_V1.0-ENU Exam is designed to test the knowledge and skills of IT professionals in the area of data communications and network technology. HCIP-Datacom-Core Technology V1.0 certification exam is designed for professionals who want to prove their mastery of core data communication technologies, including network architecture, routing, switching, and network security. It is also ideal for those who are seeking to advance their careers in the field of data communications and networking.
To prepare for the Huawei H12-821_V1.0-ENU exam, candidates can take advantage of various resources, such as online courses, study guides, and practice exams. It is recommended that candidates have a minimum of two years of experience in data communication and networking technologies before taking the exam. With proper preparation and dedication, passing the Huawei H12-821_V1.0-ENU exam can be a significant achievement for professionals in the field of data communication.
NEW QUESTION # 470
Which of the following fields is not included in the LS Request message?
- A. Database Description Sequence Number
- B. Link state type
- C. Link State ID
- D. Advertising Router
Answer: A
NEW QUESTION # 471
Which of the following information can be obtained by understanding the industry background of the project?
- A. Industry conventional solutions
- B. Scope of the project implementation
- C. Client's organizational structure
- D. The problem to be solved by the project
Answer: A
NEW QUESTION # 472
The first 4 bits of the IP multicast address are fixed 1110, corresponding to the high 25 bits of the multicast MAC address. Among the last 28 bits of the IP multicast address, only 23it is mapped to the MAC address, so 5 bits of address information are lost. The direct result is that 32 IP multicast addresses are mapped to the same MAC address.
- A. FALSE
- B. TRUE
Answer: B
NEW QUESTION # 473
Router-LSA can describe different link types. Which of the following is not a Router LSA link type?
- A. Link Type can be used to describe the connection to the transit network, namely TranNet
- B. Link Type can be used to describe the point-to-multipoint connection to another router group, namely p2mp
- C. Link Type can be used to describe a point-to-point connection to another router, ie p2p
- D. Link Type can be used to describe the connection to the peripheral network, namely SubNet
- E. Link Type can be used to describe the virtual connection, that is, Vlink
Answer: B
NEW QUESTION # 474
In an OSPF network, it is found that some routes are constantly flapping. What are the possible reasons for this phenomenon? (Multiple choice)
- A. The physical port of the device is vibrating
- B. The authentication of some devices does not match and the neighbor cannot be established
- C. The OSPF Router-ID of some devices conflict
- D. The OSPF process IDs of some devices are inconsistent
Answer: A,B,C
NEW QUESTION # 475
In network A, the two DRother devices will not establish an adjacency relationship, and their status will remain at 2-way.
- A. FALSE
- B. TRUE
Answer: B
NEW QUESTION # 476
Which of the following descriptions about the introduction of external routes to 86P is correct?
(Multiple choice)
- A. When the external route is imported, the default origin attribute is igp, and its attribute can be modified to incomplete through the Route-Policy tool
- B. When importing external routes, the Preferred_Value defaults to 150
- C. When the external route is imported, its AsPath can be modified through the Route-Policy tool
- D. When importing an external route, you can directly define its ED value for the same type of route
Answer: C,D
NEW QUESTION # 477
The existing R1 and R2 form a VRRP backup group with a VRID of 2. If the user wants to set R1 as the gateway for forwarding data in the backup group, which of the following configurations can be used to achieve this? (Multiple choice)
- A. Set the VRRP priority of R2 to 50, and keep R1 at the default value
- B. Set the VRRP priority of R1 to 200, and keep the default value of R2
- C. Set the VRRP priority of R1 to 255, and keep the default value of R2
- D. Set the VRRP priority of R2 to 0, and keep R1 at the default value
Answer: A,B
NEW QUESTION # 478
The BGP protocol is an inter-domain routing protocol. Which of the following description of the protocol is correct? (Multiple choice)
- A. Support rich routing strategies
- B. The BGP protocol uses a reliable transport protocol
- C. Neighbor authentication is not supported
- D. Support automatic discovery of neighbors
Answer: A,B
NEW QUESTION # 479
A VRRP virtual router is configured with a VRID of 3 and a virtual IP address of 100.1.1.10, so which of the following is the virtual C address?
- A. 00-00-5E-00-01-03
- B. 01-00-5E-00-01-03
- C. 01-00-5E-00-01-64
- D. 00-00-5E-00-01-64
Answer: A
NEW QUESTION # 480
After the local identifier and remote identifier in BFD are configured incorrectly, if you want to modify, you can delete the incorrect configuration and reconfigure or directly configure the correct identifier to overwrite the original incorrect identifier.
- A. FALSE
- B. TRUE
Answer: A
NEW QUESTION # 481
When OSPF external routes are imported, Metric-Type-1 or Metric-Type-2 will be used, so which of the following is the calculation method of the routing cost of Metric-Type-1 type?
- A. The sum of the cost from the nearest ABR to the ASBR and the cost from the ASBR to the destination address of the route
- B. The sum of the cost from the device to the corresponding ASBR and the cost from the ASBR to the destination address of the route
- C. Cost from the ASBR to the destination address of the route
- D. The cost from this device to the corresponding ASBR
Answer: B
NEW QUESTION # 482
Which of the following information is carried in the BGP OPEN message? (Multiple choice)
- A. BGP Router ID
- B. Hold time
- C. Local Autonomous System (AS) number
- D. Routing attributes
Answer: A,B,C
NEW QUESTION # 483
Type 4 LSA (ASBR-Summary-LSA) is not allowed to appear in the NSSA area.
- A. FALSE
- B. TRUE
Answer: B
NEW QUESTION # 484
Add the interface GE1/0/1 in the trusts security zone on the Huawei firewall. At this time, the GE1/0/1 interface belongs to the () (all lowercase) security zone
Answer:
Explanation:
trust
NEW QUESTION # 485
In the structured network troubleshooting process, which of the following stages require escalation or notification of fault conditions to other departments? (Multiple choice)
- A. List of reasons
- B. Troubleshooting assessment
- C. Acknowledge the fault
- D. Gathering information
Answer: A,B,C,D
NEW QUESTION # 486
Which of the following descriptions about the SD-WAN-based EVPN interconnection solution is wrong?
- A. Through the centralized management of the UI interface, the visual management of site configuration, virtual network, operation and maintenance and northbound network element layer is realized
- B. Through centralized network monitoring and visualization, the centralized management of the end-to-end WAN network is realized, thereby realizing the intelligent operation and maintenance
- C. By deploying an independent control plane, the network forwarding and control are separated, thus realizing the centralization of network control
- D. By abstracting and modeling the WAN network, the upper-layer network business and the underlying network implementation architecture are decoupled, thereby realizing network automation
Answer: D
NEW QUESTION # 487
As shown in the figure, the management VLAN of the LAN is VLAN 10, the AP obtains an IP address through DHCP, and the network segment is 10.1.1.0/24 AP, AC and AR are DHCP client, DHCP relay device and DHCP server respectively.
Which of the following is correct about the configuration of the DHCP relay device and the DHCP server?
(Multiple choice)
- A. [Ac]dhcp server group AP
[AC-dhcp-server-group-AP] dhep-server 10.1.1.2
[AC-dhcp server group-AP] quit [AC] interface Vlanif 10
[AC-V1anif10] dhcp select relay
[AC-Vlanif10] dhcp relay server-select AP
[AC-Vlanif10] said - B. [AR] ip pool AP [AR-ip pool-AP] network10.1.1.0 mask 24
[AR-ip-pool-AP] gateway-list 10.1.1.2
[AR-ip-pool-AP] excluded ip-address 10.1.1.1
[AR-ip-pool-AP] quit
[AR] interface GigabitEthernet 0/0/1
[AR-GigabitEthernet0/0/1] dhcp select global
[AR-Gigabi tEthernet0/0/1] quit
[AR] ip route-static 10.1.1.0 255.255.255.0 172.21. 1.1 - C. [AC] dhcp server group AP
[AC-dhcp-server-group-AP] dhcp-server 172.21.1.2
[AC-dhcp-server-group-AP] quit
[AC] interface Vlanif 10
[AC-Vlanif10] dhcp select relay
[AC-Vlanif10] dhcp relay server-select AP
[AC-Vlanif10] quits - D. [AR] ip pool AP
[AR-ip-pool-AP] network 172.21.1.0 mask 24
[AR-ip-pool-APJ gateway-list 172.21.1.2
[AR-ip-pool-AP] excluded-ip-address 172.21.1.1
[AR-ip-pool-AP] quit
[AR] interface GigabitEthernet 0/0/1
[AR-GigabitEthernet0/0/1] dhcp select global
[AR-GigabitEthernet0/0/1] quit
[AR]ip route-static 10.1.1.0 255.255.255.0 172.21.1.1
Answer: B,C
NEW QUESTION # 488
BGP is an inter-domain routing protocol. Which of the following descriptions of this protocol is correct? (Multiple choice)
- A. Support rich routing strategies
- B. BGP protocol adopts reliable transmission protocol
- C. Support automatic neighbor discovery
- D. Does not support neighbor authentication
Answer: A,B
NEW QUESTION # 489
Which of the following descriptions about DIS in IS-IS is wrong?
- A. The time interval for DIS to send Hello PDU is 10 seconds
- B. The DIS with the highest priority value is selected as the DIS
- C. In the IS-IS broadcast network, routers with a priority of 0 also participate in the election of DIS
- D. In the IS-IS broadcast network, the election of DIS is preemptive mode
Answer: A
NEW QUESTION # 490
What are the key components of building an IP wide area bearer network solution with Huawei NetEngine smart router?
- A. iMaster NCE-Fabric
- B. iMaster NCE-Campus
- C. iMaster NCE-IP
- D. iMaster NCE-WAN
Answer: D
NEW QUESTION # 491
To implement the traffic filtering function, you can use traffic-flter or MQC. Compared with traffic-filter, MQC can be called in more views.
- A. False
- B. True
Answer: B
NEW QUESTION # 492
As shown in the figure, all three switches run the RSTP protocol, so which one of the following descriptions about the topology convergence process is correct?
- A. When the network is initialized, the ports of all the switches in the figure are designated ports and are in the Discarding state
- B. The edge port of SW3 will immediately enter the Forwarding state after a round of P/A mechanism
- C. The device interconnection port of the downstream link quickly enters the Forwarding state through the P/A mechanism
- D. The upstream link port of SW2 will immediately enter the Forwarding state after receiving the RSTBPDU with the Proposal bit set from 5W1.
Answer: A
NEW QUESTION # 493
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