H12-821_V1.0 Dumps - Grab Out For [NEW-2022] Huawei Exam
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NEW QUESTION 35
Which of the following statements regarding BGP route advertisement are false?
- A. Only the routes learned from IGPs can be advertised to other BGP peers.
- B. All the BGP routes learned from all BGP peer will be advertised to other BGP peers.
- C. By default, the routes learned from an IBGP peer will not be forwarded to other IBGP peers.
- D. Only the optimal routes preferred by BGP can be advertised to other BGP peers.
Answer: D
NEW QUESTION 36
The Interface \P address and VRRP virtual IP address can be the same.
- A. FALSE
- B. TRUE
Answer: B
NEW QUESTION 37
ON a stateful inspection Firewall where there is no session table, when the status detection mechanism is enabled and the second packet (CYN+ACK) of 3-way hadshakes reaches the firewall. Which of the following statements is true?
- A. If the firewall security policy permits packets to pass, the session table is created.
- B. Packets must pass the firewall, and a session table is established.
- C. If the firewall security policy permits packets to pass, the packets can pass the firewall.
- D. By default, when status detection is disabled and the permit policy is configured packets can pass.
Answer: A
NEW QUESTION 38
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. Two zones cannot be configured with the same security level.
- C. The default security level of the new zone is 1.
- D. The configured security level cannot be changed.
Answer: D
NEW QUESTION 39
What parameters can a DHCP6 server assign to a DHCPv6 client?
- A. Gateway address
- B. IPV6 address/prefix
- C. SNTP server address
- D. DNS server address
Answer: C
NEW QUESTION 40
Which of the following statements regarding the BGP error display of a router false?
- A. Error Type indicates that the BGP error is caused by the neighbor relationship error.
- B. The neighbor address of this router is 10.1.1.5.
- C. The error occurred at 12:40:39 on March 22, 2010.
- D. The error may be caused by the incorrect neighbor address.
Answer: A
NEW QUESTION 41
Which of the following is the default interval at which the DIS on a broadcast IS_IS network sends CSNPs.
- A. 0
- B. 1
- C. 2
- D. 3.3
Answer: B
NEW QUESTION 42
Which of the following attribute must be carried in an Update message?
- A. Prefval
- B. MED
- C. AS-Path
- D. Local-pref
Answer: D
NEW QUESTION 43
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. Voltage monitoring
- D. Temperature monitoring
Answer: D
NEW QUESTION 44
As shown in the following figure, a new AP is deployed In dual link MSB networking (load balancing mode).
Which AC will the connect to?
- A. None
- B. AC1
- C. AC2
- D. Random access
Answer: A
NEW QUESTION 45
Compared with STP, RSTP defines the different port states. Which of the following statements regarding discarding and learning states are true?
- A. The port In discarding or learning state does not forward data frames.
- B. The port in discarding state does not learn MAC addresses table.
- C. The port In learning stole docs not learn MAC addresses table.
- D. The port in discarding or learning state does not learn MAC addresses
Answer: D
NEW QUESTION 46
What is the correct procedure for a VLAN pool to assign terminals to VLANs.
Answer:
Explanation:
NEW QUESTION 47
According to BGP route selection rules, the route with the higher Local_Pref is preferred.
- A. FALSE
- B. TRUE
Answer: B
NEW QUESTION 48
Which of the following statements is false?
- A. When a router with the highest router priority joins an OSPF network, this router will become the new DR.
- B. A device with a higher router priority has a higher election priority.
- C. If two devices have the same router priority, the device with a larger router ID has a higher election priority.
- D. If the current DR fails, the current BDR automatically becomes a new DR, and a BDR will be elected again.
Answer: D
NEW QUESTION 49
OSPF supports area authentication and interface authentication. If both authentication modes are configured, Interface authentication takes preference over area authentication.
- A. FALSE
- B. TRUE
Answer: B
NEW QUESTION 50
Which of the following routing protocols support the default route through command configuration?
- A. BGP
- B. ICMP
- C. OSPF
- D. IS-IS
Answer: A
NEW QUESTION 51
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 52
Which of the following statements about WLAN roaming are true?
- A. APs for roaming must have overlapping signal coverage.
- B. APs for roaming must be in the same basic service set (BSS).
- 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 53
The filter-policy 2000 export command is run in an ISIS process. Which of the following statements about the functions of a filter policy is false?
- A. Is used together with the route import function to advertise some imported external routes to neighbors.
- B. If this command is not run, the device by default advertises all routes that ISIS Imports form external routing protocols.
- C. Filters LSPs to be advertised.
- D. Controls the advertisement of routes generated by the device.
Answer: B
NEW QUESTION 54
BFD control packets are encapsulated in UDP packets for transmission. What is the destination port number of multi-hop BFD control packets?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: D
NEW QUESTION 55
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 cost of all routes is set to 200.
- C. 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.
- D. All the routes that are not permitted by node 10 will be denied.
Answer: A
NEW QUESTION 56
A switch runs MSTP. The configuration is shown in the figure. What is the role of this switch in MSTI 1?
- A. Secondary root switch
- B. Root switch
- C. Non-root switch
- D. Uncertain
Answer: D
NEW QUESTION 57
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. The DR address is 10.1.1.1
- C. Router ID indicates that the local router ID Is 10.1.1.1.
- D. Address: 10.1,1.1 Indicates that the local interface address is 10.1.1.1.
Answer: D
NEW QUESTION 58
Which of the following statements regarding OSPF route summarization is false?
- A. OSPF supports two route summarization modes: ABR summarization and ASBR summarization.
- B. Route summarization can reduce routing information, decrease the routing table size, and improve router performance.
- C. Any router in OSPF can summarize routes.
- D. 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.
Answer: B
NEW QUESTION 59
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