H12-223 Exam Questions Dumps, Selling Huawei Products
H12-223 Cert Guide PDF 100% Cover Real Exam Questions
NEW QUESTION 83
Which of the following causes may result in a BGP peer relationship fault? (Multiple Choice)
- A. The peer ebgp-max-hop command is not configured when loopback interfaces are used to establish the EBGP peer relationship.
- B. An ACL is configured to disable TCP port 179.
- C. The peer router ID conflicts with the local router ID.
- D. The peer connect-interface command is not configured when loopback interfaces are used to establish the BGP peer relationship.
Answer: A,B,C,D
NEW QUESTION 84
The migration rollback time can be determined based on the actual migration situation, without the need to plan in advance.
- A. FALSE
- B. TRUE
Answer: A
NEW QUESTION 85
Which of the following causes may lead to a failure for hosts in the same VLAN to communicate with each other? (Multiple Choice)
- A. The interfaces connected to the users are shut down manually or the physical interfaces are damaged.
- B. Port isolation is configured on the switch.
- C. Incorrect mappings between interfaces and MAC addresses are configured on the switch.
- D. The switch learns incorrect MAC addresses.
Answer: A,B,C,D
NEW QUESTION 86
Which of the following are possible causes for an MSTP failure in a LAN? (Multiple Choice)
- A. The MSTP-enabled device receives MSTPTC packets that are transparently sent or from the client.
- B. The priority of the port in the specified MSTE is not configured.
- C. MSTP is configured incorrectly.
- D. A physical link alternates between Up and Down, triggering the device to send a large number of TC packets.
Answer: A,C,D
NEW QUESTION 87
Ethernet is the most mainstream LAN. Which of the following factors should be considered in Ethernet type selection? (Choose two.)
- A. Network hierarchy
- B. Encapsulation standard
- C. Network scale
- D. Network rate
- E. Network medium
Answer: D,E
NEW QUESTION 88
Which of the following operations should be performed preferentially for Telnet login failure troubleshooting?
- A. Check whether an ACL is configured in the VTY user interface view.
- B. Check whether the client can ping the server.
- C. Check whether the number of login users reaches the upper limit.
- D. Check whether the access protocol is correctly configured in the VTY user interface view.
Answer: B
NEW QUESTION 89
Which of the following aspects should be considered during preliminary analysis of a migrationproject?
(Multiple Choice)
- A. Costs
- B. Risks
- C. Feasibility
- D. Necessity
Answer: B,C,D
NEW QUESTION 90
Switches run the MSTP protocol by default. Which of the following statements regarding the default status is true?
- A. The STP calculation speed is faster than that when multiple instances are configured.
- B. Each switch runs in an independent region.
- C. All switches run in the same region by default.
- D. Due to lack of configuration, all switches switch the running mode to RSTP.
Answer: B
NEW QUESTION 91
Which of the following contents are included in a migration project solution? (Multiple Choice)
- A. Migration implementation
- B. Migration preparation
- C. Rollback solution
- D. Contingency plan
Answer: A,B,C,D
NEW QUESTION 92
A DHCP relay agent exists between a DHCP server and DHCP clients. If IP addresses in the global address pool of the DHCP server and IP addresses of VLANIF interfaces connecting the DHCP relay agent to clients are on different network segments, a DHCP fault will occur.
- A. TRUE
- B. FALSE
Answer: A
NEW QUESTION 93
Which of the following functions is not achieved by formulating a project delivery process?
- A. Improve customer satisfaction.
- B. Improve work efficiency.
- C. Determine the division of responsibilities.
- D. Reduce project risks.
Answer: C
NEW QUESTION 94
During unpacking and inspection, the device appearance is intact and all modules work properly after the first power-on. After the device continuously runs for 24 hours, a fault occurs on a card. This situation does not conform to DOA conditions.
- A. FALSE
- B. TRUE
Answer: A
NEW QUESTION 95
A local key pair must be configured for a device working as an SSH server.
- A. TRUE
- B. FALSE
Answer: A
NEW QUESTION 96
When the DHCP relay function is configured on a device, VLANIF interfaces connected to DHCP clients must be bound to a DHCP server group containing the IP address of the DHCP server.
- A. TRUE
- B. FALSE
Answer: A
NEW QUESTION 97
Which of the following parameters are used to evaluate switch performance? (Multiple Choice)
- A. Port rate
- B. Switching capacity
- C. Port density
- D. Packet forwarding capability
- E. CPU frequency
- F. MAC address table size
Answer: B,D
NEW QUESTION 98
If network reconstruction in a project may affect services running on the live network, the implementer needs to formulate strict implementation process regulations and risk prevention measures. Such projects are usually defined as migration projects.
- A. TRUE
- B. FALSE
Answer: A
NEW QUESTION 99
Which of the following operations may be needed for checking the service traffic path? (Multiple Choice)
- A. Survey the service traffic path planning in the network design phase.
- B. Check the service traffic path at the network layer.
- C. Check the service traffic path at the data link layer.
- D. Check the fault frequency.
Answer: A,B,C
NEW QUESTION 100
In the current Internet access market, carriers are promoting fiber to the home (FTTH). Which of the following technologies is mainly used by FTTH?
- A. FTTH
- B. xDSL
- C. HFC
- D. GPON/EPON
Answer: D
NEW QUESTION 101
Data center switches greatly differ from campus switches.
Which of the following features are specific to data center switches but are not supported by campus switches?
- A. MSTP
- B. TRILL
- C. VxLAN
- D. NFV
- E. FCoE
Answer: B,C,E
NEW QUESTION 102
An enterprise network usually uses private IP addresses for internal communication. Which of the following addresses is a private IP address?
- A. 128.0.0.5
- B. 0.1.1.1
- C. 127.5.4.3
- D. 231.33.24.35
- E. 172.24.35.56
Answer: E
NEW QUESTION 103
In the fault determining and analysis phase of the structured network troubleshooting process, summarizing the fault, maintenance, and change information can obtain a network fault cause list.
- A. FALSE
- B. TRUE
Answer: A
NEW QUESTION 104
Ethernet is the most mainstream LAN. Which of the following factors should be considered in Ethernet type selection? (Multiple Choice)
- A. Network hierarchy
- B. Encapsulation standard
- C. Network scale
- D. Network rate
- E. Network medium
Answer: D,E
NEW QUESTION 105
During EBGP peer relationship troubleshooting, it is found that two directly connected devices set up connections using loopback interfaces. Therefore, the display current-configuration configuration bgp command is executed to check the configuration of peer ebgp-max-hop hop-count. Which of the following statements is correct?
- A. The hop count must be greater than 15.
- B. The hop count must be greater than 255.
- C. The hop count must be greater than 2.
- D. The hop count must be greater than 1.
Answer: D
NEW QUESTION 106
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