[Oct 14, 2023] H12-821_V1.0 Questions Truly Valid For Your Huawei Exam!
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NEW QUESTION # 27
Which of the following statements about WLAN roaming are true?
- A. APs for roaming must be in the same basic service set (BSS).
- B. APs for roaming must have overlapping signal coverage.
- C. APs for roaming must be in the same extended service set (ESS).
- D. APs for roaming do not need to have overlapping signal coverage.
Answer: D
NEW QUESTION # 28
Which of the following statements regarding OSPF route summarization is false?
- A. Any router in OSPF can summarize routes.
- B. Route summarization is the process of summarizing routes with the same prefix into one route and then advertising only the summarized route to other areas.
- C. OSPF supports two route summarization modes: ABR summarization and ASBR summarization.
- D. Route summarization can reduce routing information, decrease the routing table size, and improve router performance.
Answer: D
NEW QUESTION # 29
A monitoring plane usually comprises the monitoring units of main control boards and interface boards. This plane can monitor the system environment independently. Which of the following environment monitoring functions can be provided by the monitoring plane?
- A. Fan control
- B. System power-on and power-off control
- C. Temperature monitoring
- D. Voltage monitoring
Answer: C
NEW QUESTION # 30
If a router ID is configured in both the system via and the BGP view, BGP uses the router ID configured in the BGP view because the BGP view takes precedence over the system view.
- A. TRUE
- B. FALSE
Answer: B
NEW QUESTION # 31
Which of the following statements regarding DR/BDR are false?
- A. DR others listen on the multicast address 224.0.0.5.
- B. DR others listen on the network address 224.0.0.6.
- C. All DR others establish neighbor relationships with DR and BDR only.
- D. In a broadcast network, DR and BDR must be elected. A broadcast network without a DR or BDR cannot operate normally.
Answer: C
NEW QUESTION # 32
Regarding the route-policy set-cost configuration below, which of the following statements is true?
- A. The route 11.1.0.0/16 is permitted by node 10, and its tost Is set to 300.
- B. The route 11.1.0.0/16 will continue to match node 20 after permitted by node 10, and (he final cost is set to 200.
- C. The cost of all routes is set to 200.
- D. All the routes that are not permitted by node 10 will be denied.
Answer: A
NEW QUESTION # 33
Which of the following statement regarding the display ospf peer command output is true?
- A. Through negotiation during DD packet exchange, the local end becomes the slave.
- B. Address: 10.1,1.1 Indicates that the local interface address is 10.1.1.1.
- C. Router ID indicates that the local router ID Is 10.1.1.1.
- D. The DR address is 10.1.1.1
Answer: B
NEW QUESTION # 34
Which Of the following IEEE 802.11 standards is also known as Wi-Fi 6?
- A. 802.11ax
- B. 802.11ac
- C. 802.11n
- D. 802.11b
Answer: B
NEW QUESTION # 35
Which of the following statements regarding the firewall zone security level is false?
- A. Only the security level of the user-defined zone can be configured.
- B. The configured security level cannot be changed.
- C. The default security level of the new zone is 1.
- D. Two zones cannot be configured with the same security level.
Answer: B
NEW QUESTION # 36
IGMPV3 not only supports IGMPv1 General Query and IGMPv2 Group-Specific Query, and also IGMPv3 Source/Group-Specific Query.
- A. TRUE
- B. FALSE
Answer: A
NEW QUESTION # 37
Which of the following statements is false?
- A. If the current DR fails, the current BDR automatically becomes a new DR, and a BDR will be elected again.
- B. When a router with the highest router priority joins an OSPF network, this router will become the new DR.
- C. A device with a higher router priority has a higher election priority.
- D. If two devices have the same router priority, the device with a larger router ID has a higher election priority.
Answer: A
NEW QUESTION # 38
Which of the following statements about multicast packet forwarding is true?
- A. If a multicast data packet fails the RPF check, the packet must have been received through a sub-optimal interface. However, this interface still receives and forwards the multicast traffic downstream.
- B. In multicast transmission, the destination address of a packet can be the unicast address of a host.
- C. The source address of a multicast packet is a unicast address.
- D. IGMP snooping cannot control the scope of multicast traffic flooding on a Layer 2 network.
Answer: A
NEW QUESTION # 39
An engineer sets the CAPWAP heartbeat detection interval to 20 of the active link before an active/standby switchover occurs?
- A. 90s
- B. 75s
- C. 60s
- D. 20s
Answer: D
NEW QUESTION # 40
There are two BFD operating modes. In_______mode, the local end sends BFD Control packets at specified intervals, and the remote end checks whether the local end periodically sends BFD Control packets. (Use lowercase letters.)
Answer:
Explanation:
primary
NEW QUESTION # 41
After which of the following parameters are modified does an IS-IS neighbor relationship need to re-established?
- A. The IP address of an ISIS interface is changed.
- B. The level of an ISIS interface is changed.
- C. The cost of an IS-IS interface is changed.
- D. The interval at which an IS-IS interface sends IIH packets is changed.
Answer: B
NEW QUESTION # 42
Which of the following statements regarding the summary automatic command and BGP route summarization is false?
- A. After this command is configured, BGP summarizes routes based on natural network segments
- B. After this command is configured, BGP sends only the summarized routes to peers
- C. This command enables automatic summarization for the locally imported routes
- D. This command is used to implement automatic summarization. Automatic summarization takes precedence over manual summarization
Answer: A
NEW QUESTION # 43
A local router runs IS-IS and its command output is shown in the following figure. Which of the following statements is true?
- A. S4/0/0 sends IIH packets at the interval of 30s.
- B. The cost of S4/0/0 is 20.
- C. The circuit level of S4/0/0 is Level-1.
- D. S4/0/0 supports IPv6.
Answer: A
NEW QUESTION # 44
To prevent inter-area routing loops, OSPF does not allow advertising routing information between two non-backbone areas and allows sing routing information only within an area or between the backbone area and a non-backbone area. Therefore, each ABR must be connected to the backbone area.
- A. TRUE
- B. FALSE
Answer: A
NEW QUESTION # 45
See the following figure. RTA, RTB, RTC, and RTD are in the same AS and establish IBGP peer relationships through direct links. RTB an RTC are route reflectors (RRs), RTA and RTC are the RR clients of RTB, and RTB and RTD are the RR clients of RTC. If RTA advertises the route 10.1.1.0/24 to the BGP process, the Originator ID of the BGP route received by RTD is------------------.
Answer:
Explanation:
IN ORDER
NEW QUESTION # 46
In the OSPF protocol, inter-area route calculation involves only Router LSA, Network LSA, and Summary LSA.
- A. FLASE
- B. TRUE
Answer: B
NEW QUESTION # 47
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Huawei H12-821_V1.0 certification exam is a challenging exam that requires in-depth knowledge and practical experience in data communication networks. H12-821_V1.0 exam consists of multiple-choice questions, scenario-based questions, and simulation questions that test the candidate's ability to design, deploy, and manage large-scale data communication networks. To pass the exam, candidates must have a thorough understanding of the topics covered in the exam and must be able to apply this knowledge in real-world scenarios.
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