H12-222 Questions And Answers


Exam Name: HCIP-Routing&Switching-IENP(Huawei Certified ICT Professional-Improving Enterprise Network Performance)

Updated: 2022-06-24

Q & A: 448

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Question No : 1

In the process of building the LDP session will experience openSent state, when openSent state received Initialization Message, then sending KeepAlive Message, its state will be migrated to ( ) £®
A. initialized
B. openrec
C. operational
D. non-existent
Answer: B

Question No : 2

The three elements of USG series firewall Servermap table do not include ( ).
A. destination IP
B. destination port number
C. protocol number
D. source IP
Answer: D

Question No : 3

Which of the following description about the interdomain security policy of firewall is correct?
A. Interzone security policy according to the sequence matching, and arranged in the former will precedence match.
B. Interzone security policy according to the size of ID number matching and precedence match the small number.
C. Interzone security policy according to the size of ID number matching and precedence match the big number.
D. Interzone security policy according to the size of sequence number automatically matching, and when the order is changed, the number will also be changed.
Answer: A

Question No : 4

Flow mirroring is divided into local flow mirroring and remote flow mirroring.
A. True
B. False
Answer: A

Question No : 5

NAT technology can be achieved through data encryption to secure transmission of data.
A. True
B. False
Answer: B

Question No : 6

LDF is a protocol specifically formulated for label distribution. There are many types of its messages. The messages used to advertise and maintain an LSR existence in the network is( ).
A. Discovery message
B. Session message
C. Advertisement message
D. Notification message
Answer: A

Question No : 7

Which of the following description about the configuration is wrong £¿
A. Configure GigabitEthernet 0/0/1 interface as the trusted interface.
B. If the DHCP request message received from GigabitEthernet 0/0/1 has no SubOption1 information of Option 82, the device will generate Option 82 and insert it into the packet.
C. Open DHCP snooping configuration to prevent DHCP server counterfeiter attacks.
D. Open DHCP snooping configuration to prevent ARP spoofing attacks.
Answer: B

Question No : 8

The rapid detection technology can detect the communication failure with adjacent devices as soon as possible, so that the system can take timely measures to ensure uninterrupted service.
A. True
B. False
Answer: A

Question No : 9

As shown in the figure, configured MPLS LSP in the network, and implemented local LDP session between SWA and SWB, then which of the following statements is true?

A. Configuration is correct
B. The mpls Isr-id on two devices can not be configured the same
C. Do not need to globally enable MPLS
D. Do not need to enable MPLS on the port
Answer: B

Question No : 10

Which command is used to implement equiment all interface to open BFD and OSPF linkage function?
A. bfd enable
B. bfd all-interface enable
C. all-interface bfd enable
D. undo bfd all-interface disable
Answer: B

Question No : 11

Which of the following remote alarm notification modes does ESight network management support? (Multiple choice)
A. Email
B. Voice
D. WeChat
Answer: AC

Question No : 12

DHCP server assigned to the client's dynamic IP address, usually have a certain lease period, then which description about the lease period is not correct?
A. The lease update timer is 50% of the total lease term. When the Lease Update timer expires, the DHCP client must update the IP address.
B. The rebinding timer is 87.5% of the total lease term.
C. If the re-binding timer expires, but the client does not receive a response from the server, it will send a DHCP REQUEST packet to the DHCP server that has previously assigned an IP address until the total lease term expires.
D. During the lease term, if the client receives a DHCP NAK packet, the client will immediately stop using the IP address and returns to the initial state to re-apply for a new IP address.
Answer: C

Question No : 13

Which of the following descriptions about agile controller business accompanying is correct? (Multiple choice)
A. When the administrator configure the business accompanying, should select the appropriate user authentication point and policy enforcement point.
B. In the business accompanying, can define the user class security group, this part of the security group members mainly refers to the network of a static network segment or server resources, their IP needs to manually set up a binding with the security group.
C. In the business accompanying, through a matrix relationship to describe a security group (such as users) to another security group (such as server) access rights relationship.
D. In the business accompanying, by specifying the forwarding priority of the security group to which some VIP users belong to guarantee the user's network using experience.
Answer: ACD

Question No : 14

In order to avoid TCP global synchronization phenomenon, which of the following congestion avoidance mechanisms are available to use?
C. Tail-Drop
Answer: AB

Question No : 15

In the following application scenario, which does not belong to the visitors access management scenarios of Agile Controller?
A. Customer communication, exchange, visit, etc. access to enterprise network, access to enterprise public resources or the Internet.
B. The general public accesses the Internet through the network provided by the public institution.
C. Customers in the enterprise consumption, access to enterprise networks to access the Internet.
D. Staff travel to the branch office, connecting the branch network to access the company network.
Answer: D
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