Huawei Other Certification H12-821_V1.0 Real Exam Questions and Answers FREE Updated on Oct 19, 2021
H12-821_V1.0 Ultimate Study Guide - TestSimulate
NEW QUESTION 22
The traffic limiting policy feature only supports the number of connections initiated by the specified IP or the number of connections received.
- A. FALSE
- B. TRUE
Answer: A
NEW QUESTION 23
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 24
RSTP provides different functions in different scenarios. Which of the following statements Is false?
- A. If the edge port on the switch enabled with BPDU protection receives RST BPDU, the switch sets the edge port as a non-edge-port and triggers STP calculation
- B. When the designated port enabled with root protection receives optimal RST BPDUs, the port enters the Discarding state and does not forward packets. If the port does not receive optimal RST BPDUs within a certain period of time, the port will automatically restore to the Forwarding state
- C. After TC-BPDU attack defense function is enabled, you can set the number of times the switch processes TC BPDUs within a certain period
- D. The role of the designated port that is enabled with root protection cannot be changed
Answer: A
NEW QUESTION 25
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 26
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 27
Which of the following statements is false, based on the following IGMP information on an interface of RTA?
- A. The maximum time for response to Query messages is 10s.
- B. The interval for sending group-specific Query messages is 60s.
- C. The IGMP version is IGMPV2.
- D. The IP address of the interface is 192.168.1.1.
Answer: A
NEW QUESTION 28
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 29
Which of the following statements regarding an IP prefix are true?
- A. An IP prefix filter can be used to filter data packets.
- B. An IP prefix filter is used to filter IP address prefixes and can match an IP prefix number and a prefix length at the same time.
- C. An IP prefix filter cannot be used to filter data packets.
- D. An IP prefix filter is used to filter IP address prefixes and cannot match an IP prefix number and a prefix length at the same time.
Answer: A
NEW QUESTION 30
According to BGP route selection rules, the route with the higher Local_Pref is preferred.
- A. FALSE
- B. TRUE
Answer: B
NEW QUESTION 31
What is the correct procedure for a VLAN pool to assign terminals to VLANs.
Answer:
Explanation:
NEW QUESTION 32
When two routers exchange LSDB information using DD packets, a master/slave relationship is formed first, the router with a larger router ID is the master, and determine the MS bit.
- A. FALSE
- B. TRUE
Answer: A
NEW QUESTION 33
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 34
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 35
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 36
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 37
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. FALSE
- B. TRUE
Answer: B
NEW QUESTION 38
Which of the following attacks is not the network layer attack?
- A. IP spoofing attack
- B. ICMP attack
- C. ARP spoofing attack
- D. Smurf attack
Answer: C
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
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 41
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