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Huawei H12-821_V1.0-ENU (HCIP-Datacom-Core Technology V1.0) Certification Exam is designed to test the skills and knowledge of networking professionals in the area of data communication. HCIP-Datacom-Core Technology V1.0 certification is intended for individuals who are interested in advancing their careers in the field of data communication and networking. H12-821_V1.0-ENU exam covers a wide range of topics including network architecture, routing and switching protocols, network security, and troubleshooting.

Huawei H12-821_V1.0-ENU (HCIP-Datacom-Core Technology V1.0) Certification Exam is a professional-level certification designed for individuals who wish to validate their knowledge and skills in data communication technologies. HCIP-Datacom-Core Technology V1.0 certification exam is ideal for professionals who work in the field of data communication and networking and want to enhance their skills and knowledge in core technologies. H12-821_V1.0-ENU exam tests the candidate's ability to implement, operate, and troubleshoot data communication networks based on Huawei's core technologies.

 

NEW QUESTION # 128
Which of the following LSA descriptions about various messages is wrong?

• A. LS Update message contains complete LSA information
• B. DD only contains the summary information of the LSA, which includes LS Type LS ID Advertising Router and LS Sequence Number
• C. The LSACK message contains complete LSA information
• D. LS Request message only has LS Type LS ID and Advertising Router

Answer: C

NEW QUESTION # 129
Which of the following is wrong about OSPF discarding directly?

• A. The DD packet carries the LSA header information to describe the link state summary information
• B. Hello packets are used to discover and maintain neighbor relationships. On broadcast networks and NBLA networks, Hello packets are also used to elect DR and BDR.
• C. The DD packet contains all LSA information, which can be used to periodically synchronize link state database information between neighbors
• D. The intervals for sending Hello packets between the two routers must be the same, otherwise neighbors cannot be established

Answer: C

NEW QUESTION # 130
In the broadcast network shown in the figure, OSPF runs on four routers, and they are in the same area and the same network segment. OSPF will automatically elect a DR and a BDR, and the other two routers will become DR other, so as to achieve a better backup effect.

• A. TRUE
• B. FALSE

Answer: A

NEW QUESTION # 131
As shown in the figure, the output information of R1 is as follows, and the Router ID of the neighboring router of R1 is ()

Answer:

Explanation:
10.0.2.2

NEW QUESTION # 132
OSPF runs directly on top of the TCP protocol, using TCP port number 179.

• A. True
• B. False

Answer: B

NEW QUESTION # 133
a router running IS-IS, the following picture shows the router sends Hello message, which of the following statements is correct? (Multiple choice)

• A. This router is a LEVEL-1-2 router
• B. The interface address of the router is 10.6.7.5
• C. The area code of the router is 00.0001
• D. The system ID of the router is 0050.0600.7008

Answer: C,D

NEW QUESTION # 134
Which statement about IGMP Proxy is correct? (Multiple choice)

• A. The IGMP Proxy device cannot replace the IGMP querier to send query messages to downstream member hosts to maintain group membership
• B. IGMP Proxy can work with NQA to detect the link status and realize fast switchover between active and standby links.
• C. The downstream interface of the IGMP Proxy device generates a multicast forwarding entry through the information that the member host joins and leaves the multicast group
• D. IGMP Proxy is usually deployed on devices between member hosts of access devices

Answer: B,C,D

NEW QUESTION # 135
Which of the following descriptions about IGMP Snooping are correct? (Multiple choice)

• A. The function of IGMP Snooping is to establish and maintain Layer 3 multicast forwarding entries, and guide multicast data to be forwarded on demand
• B. The IGMP Snooping device monitors the IGMP Leave message and the IGMP Membership Report message to determine whether the port needs to send specific multicast data.
• C. When the router port receives a new general group query, it will refresh the aging timer
• D. In IGMP Snooping, you can manually configure member ports

Answer: B,C,D

NEW QUESTION # 136
Which of the following technologies can be configured in a network that uses static routing to achieve Layer 3 intercommunication, so that the local device can communicate with the peer device and realize the function of BFD to detect static routes.

• A. BFD multi-hop detection
• B. Static identifier self-negotiation BFD
• C. BFD single-hop detection
• D. Adjust BFD parameters

Answer: B

NEW QUESTION # 137
Both policy routing and routing strategy can affect the forwarding process of data packets, but they affect the data packets in different ways. Policy routing is based on policy forwarding, based on the forwarding plane. The routing strategy is based on the control plane, serving routing protocols and routing tables.

• A. True
• B. False

Answer: A

NEW QUESTION # 138
Which of the following scenarios is suitable for SD-WAN solutions?

• A. Wireless network deployment in the enterprise campus
• B. Enterprise branch interconnection
• C. Internal interconnection of enterprise data center networks

Answer: B

NEW QUESTION # 139
Which of the following BGP routing attributes is not a recognized attribute?

• A. MED
• B. AS_ PATH
• C. Origin
• D. Local_Pref

Answer: A

NEW QUESTION # 140
Regarding the special area of OSPF, which of the following description of is incorrect?

• A. The difference between the Stub area and the Totally stub area is that the stub area allows detailed routing information between areas
• B. The difference between a Totally Stub area and an NSSA area is that the Totally Stub area does not accept inter-area routing information.
• C. The Totally Stub Area allows the ABR to advertise the default Type 3 LSA, but does not accept the Type 5 LSA and the refined Type 3 LSA
• D. The NSSA Area is different from the Stub area because this area allows the import of autonomous system external routes, and the ABR advertises LSA7 notifications to this area.

Answer: D

NEW QUESTION # 141
What does the project implementation plan mainly include? (Multiple choice)

• A. Risk Control Measures
• B. Time planning
• C. Cutover process
• D. Staffing

Answer: A,B,C,D

NEW QUESTION # 142
As shown in the figure, in order to ensure the reliability of the WLAN networking, a company has enabled the dual-link hot backup function in the networking.

Which of the following descriptions about active/standby negotiation are correct? (Multiple choice)

• A. The AP will select AC1 as the primary AC
• B. If the value and load of AC1 and Ac2 are the same, the one with the larger IP address will be given priority
• C. The AP will select AC2 as the primary AC
• D. If the priority values and load conditions of AC1 and AC2 are the same, the one with the smaller IP address will be given priority

Answer: A,D

NEW QUESTION # 143
When performing network troubleshooting, if it is necessary to confirm the service traffic path, which of the following tasks may be required? (Multiple choice)

• A. Confirm the frequency of failure
• B. Investigate service traffic path planning in the network design phase
• C. Confirm the network layer business traffic path
• D. Confirm the data link layer service traffic path

Answer: B,C,D

NEW QUESTION # 144
If it is shown that the four switches have been running and the spanning tree has been calculated and converged, and the port cost of the SW3 port is now set to 20000, which of the following items are correct? (Multiple choice)

• A. The G0/0/2 port of SW4 will be changed from AP port to DP port
• B. The G0/0/2 port of SW4 maintains the original port role
• C. The G0/0/3 port of SW3 maintains the original port role
• D. The G0/0/3 port of SW3 will be changed from DP port to AP port

Answer: B,C

NEW QUESTION # 145
By default, how many seconds is the hold time of the BCP peer adjacency?

• A. 120 seconds
• B. 10 seconds
• C. 180 seconds
• D. 60 seconds

Answer: C

NEW QUESTION # 146
Which of the following description about verifying whether a received Hello message is legal is wrong?

• A. The E-bit in the Options field of the received Hello message must be consistent with the configuration of the relevant area
• B. If the network type of the receiving port is a point-to-point type or a virtual link, the Network Mask field is not checked
• C. If the network type of the receiving port is broadcast, point-to-multipoint or NBMA, the Network Mask field in the received Hello message may be inconsistent with that of the interface.
• D. The RouterDeadIntera1 field in the received Hello message must be consistent with the configuration of the receiving port

Answer: C

NEW QUESTION # 147
In the hardware module of the frame type equipment, which of the following modules provides high-speed non-blocking data channels and realizes the business exchange function between various business modules?

• A. MPUs and LPUs
• B. SFU
• C. MPU
• D. LPU

Answer: B

NEW QUESTION # 148
As shown in the figure, router R has static routes to three network segments of Site A, Site B, and Site C respectively. The administrator needs to configure to import the routes of Site A and Site B into the OSPF Domain. Please set The commands for configuring RE are completed below.
1:______
2:______
3:______
(English, all lowercase)

Answer:

Explanation:
permit
permit
if-match

NEW QUESTION # 149
......

Huawei H12-821_V1.0-ENU (HCIP-Datacom-Core Technology V1.0) Exam is designed to test the knowledge and skills of professionals who are seeking to specialize in data communication core technologies. H12-821_V1.0-ENU exam is intended for individuals who already have experience in the field of data communication and are looking to enhance their skills and knowledge in this area. H12-821_V1.0-ENU exam covers a wide range of topics related to data communication core technologies, including network architecture and protocols, routing and switching, and network security.

 

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