Huawei H12-223 Exam Info and Free Practice Test TopExamCollection [Q45-Q62] : Top Exam Collection : http://blog.topexamcollection.com

NEW QUESTION 45
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?

The hop count must be greater than 1.

The hop count must be greater than 2.

The hop count must be greater than 15.

The hop count must be greater than 255.

NEW QUESTION 46
Which of the following statements regarding border security optimization are true? (Multiple Choice)

Border security optimization aims to prevent or reduce external network attacks and harm.

The optimization position is usually located at the network edge.

Optimization measures include attack defense technologies, packet filtering, and hardware firewalls.

Border security optimization aims to achieve secure user access control.

NEW QUESTION 47
Ethernet is the most mainstream LAN. Which of the following factors should be considered in Ethernet type selection? (Multiple Choice)

Network rate

Network medium

Network scale

Network hierarchy

Encapsulation standard

NEW QUESTION 48
In a migration project, preliminary survey is used for communicating with the customer and other participants and collecting network information for analysis.

TRUE

FALSE

NEW QUESTION 49
Which of the following devices forwards data based on MAC addresses in data frames?

Hub

Network bridge

Router

Firewall

NEW QUESTION 50
When communicating with customers, Huawei engineers need to be groomed, well behaved, and appropriate in language use.

TRUE

FALSE

NEW QUESTION 51
A user reported a failure to receive emails through the email client. Which of the following are possible causes? (Multiple Choice)

The user does not have the required rights.

The email server is faulty.

The link is faulty.

The client settings are incorrect.

NEW QUESTION 52
Which of the following authorization items is not required for risky operations?

Management authorization

Technology authorization

Customer authorization

Administrative authorization

NEW QUESTION 53
Which of the following statements regarding Huawei network optimization service (NOS) is true? (Multiple Choice)

Improves network availability and performance.

Improves the productivity.

Reduces costs.

Implements knowledge transfer.

NEW QUESTION 54
AR series routers provide various slots. Which of the following is not included?

SIC

WSIC

HSIC

XSIC

NEW QUESTION 55
Which of the following aspects should be considered for migration risk assessment?

Key risk positions

Risk impact scope

Risk impact time

Loss caused by risks

NEW QUESTION 56
Assume that you received a phone call at your office seat. An employee said he/she could not access the Internet on the PC and needed your technical support. Then you ran the ping command on his/her PC and ran the tracert command to check where packet loss occurred.
Which of the following troubleshooting methods is used in this process?

Configuration comparison

Bottom-up

Service traffic path check

Top-down

NEW QUESTION 57
On a campus network, the gateway is usually configured on the aggregation layer. What advantages does this design have compared with configuring the gateway on the access layer? (Multiple Choice)

Reduce the broadcast domain on the network and the probability of broadcast storms.

Achieve separate convergence of Layer 2 and Layer 3 to increase the convergence speed and network stability.

Properly design the Layer 2 network scale, reduce network segment allocation, and improve network management efficiency.

Allow configuring access devices as Layer 2 devices, reducing network construction costs.

Leverage the STP and VRRP mechanisms to improve network reliability.

NEW QUESTION 58
Ethernet is the most mainstream LAN. Which of the following factors should be considered in Ethernet type selection? (Choose two.)

Network rate

Network medium

Network scale

Network hierarchy

Encapsulation standard

NEW QUESTION 59
Upon VRRP group flapping, the vrrp vrid timer advertise command is executed on the router to increase the interval for sending VRRP packets, and then the display vrrp command is executed repeatedly on the backup device to check the State field. It is found that the value of State remains unchanged. Which of the following statements regarding these operations is true?

A small interval for sending VRRP packets may cause status flapping of the backup device.

A large interval for sending VRRP packets may cause status flapping of the backup device.

Status flapping of the backup device is irrelevant to the interval for sending VRRP packets.

The fault cause is not found, and it takes time for the device to recover from the fault.

NEW QUESTION 60
Which of the following are possible causes for an MSTP failure in a LAN? (Multiple Choice)

MSTP is configured incorrectly.

A physical link alternates between Up and Down, triggering the device to send a large number of TC packets.

The MSTP-enabled device receives MSTPTC packets that are transparently sent or from the client.

The priority of the port in the specified MSTE is not configured.

NEW QUESTION 61
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.

TRUE

FALSE

NEW QUESTION 62
Enterprise services have strict requirements for QoS in networks. Which of the following counters can be used to indicate network QoS. (Multiple Choice)

Stability

Bandwidth

Delay

Jitter

Security