Updated Dec-2023 100% Cover Real H12-831-ENU Exam Questions - 100% Pass Guarantee
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Huawei H12-831-ENU (HCIP-Datacom) Certification Exam covers a wide range of topics related to data communication, including network architecture, network protocols, network security, and network management. H12-831-ENU exam is designed to test the candidates’ ability to design, implement, and troubleshoot complex data communication networks. It is a challenging exam that requires candidates to have a deep understanding of the subject matter.
Huawei H12-831-ENU exam is a valuable certification for professionals who want to excel in the field of data communication. With this certification, you can demonstrate your expertise in designing, deploying, and maintaining data communication networks. HCIP-Datacom certification is recognized worldwide and can help you gain recognition and credibility in the industry. It can also open up new career opportunities and increase your earning potential.
NEW QUESTION # 10
The definition of OPX is?
- A. Operation and maintenance costs
- B. Total Cost of Ownership
- C. Operating costs
- D. Maintenance costs
Answer: C
NEW QUESTION # 11
After reset isis all is executed, the IS-IS protocol process needs to be restarted, the neighbors need to be re-established, and various IS-IS statistics will not be cleared.
- A. TRUE
- B. FALSE
Answer: A
NEW QUESTION # 12
A park has deployed IPv6 for service testing. There are 4 routers (R1, R2, R3 and R4) in the network, running OSPFV3 to realize the interconnection of the IPv6 network. A new router R5 needs to be connected to the network for testing. An engineer introduces a direct route in the OSPFV3 process of R4 so that devices in the campus network can access the GE0/0/1 port address of R5.
Which of the following statements about the scene is true? (Multiple choice)
- A. R4 will generate a Type5 LSA and only flood in Area1
- B. R4 will generate a Type5 LSA describing the imported IPv6 routing prefix
- C. R2 will generate a Type4 LSA describing the Router ID of R4
- D. R2 will generate a Type4 LSA and only flood in Area 0
Answer: B,C,D
NEW QUESTION # 13
The routing policy tools that BGP can use mainly include Filter-policy and Route-policy. Filter-policy can only filter routes, and Route-policy can only modify routes.
- A. False
- B. True
Answer: A
NEW QUESTION # 14
On Monday morning, you get a call from your office desk, an employee says he can't access the internet from his PC and wants your technical support. So you tested it with the ping command on his PC, and used the tracert command to see where the packet loss occurred.
Which of the following is this network troubleshooting method?
- A. Top-down approach
- B. Confirm the business traffic path
- C. Contrastive configuration method
- D. Bottom-up approach
Answer: B
NEW QUESTION # 15
IS-IS is a link-state routing protocol that uses the SPF algorithm for route calculation. As shown in the figure, a campus deploys both IPv4 and IPv6 and runs IS-IS to achieve network interconnection, of which R2 only supports IPv4.
Which of the following statements is true about the topology calculation of this network?
- A. By default, since R2 does not support Pv6
- B. If you want IPv4 and IPv6 network computation to form the same shortest path tree, you need to run the ipv6 enable topology ipv6 command to enable the IPv6 capability of the IS-IS process
- C. By default, in the shortest path tree formed by IPv6 network calculation, the path from R1 to R4 is R1-R2-R4
- D. By default, IPv4 and IPv6 networks will be calculated separately to form different shortest path trees
Answer: A
NEW QUESTION # 16
Regarding the label space of MPLS, which of the following description is wrong?
- A. 16~1023 is the label space shared by static LSP and static CR-LSP
- B. Above 1024 is the label space shared by dynamic signaling protocols such as LDP, RSVP-TE, MP-BGP, etc.
- C. If the outgoing label value is 0, the router will directly discard the packet
- D. When the penultimate hop LSR performs label switching, if the value of the label after the exchange is found to be 3, the label will be popped by default and the packet will be sent to the last hop
Answer: C
NEW QUESTION # 17
As shown in the figure, on the R1 router, network administrator A can control the path of traffic entering AS100 after modifying the MED value of the routing entry sent to R2 through the routing policy.
- A. TRUE
- B. FALSE
Answer: A
NEW QUESTION # 18
Which of the following descriptions is correct about configuring static LSPs in MPLS networks? (Multiple choice)
- A. When a LSR is Transit LSR, both In Label and Out label need to be configured
- B. When a LSR is an Egress LSR, only In Label needs to be configured
- C. When a LSR is Transit LSR, both In Label and Out Label need to be configured
- D. When a LSR is an Ingress LSR, Out Label only needs to be configured
Answer: A,B,D
NEW QUESTION # 19
In the test phase of the cutover, the criteria for indicating that the test has been completed are:
- A. The configuration view result of the IP device is normal as the standard
- B. Test that the network service is normal as the standard
- C. It is standard to check that the network is running normally
- D. The network is based on the normal test of my upper-layer application business
Answer: D
NEW QUESTION # 20
If faced with a complex network failure, and after evaluation, it is considered that the troubleshooting cannot be completed in a short time, and the user urgently needs to restore the availability of the network, which of the following approach is correct?
- A. Directly build an alternative network environment without notifying customers
- B. Tell the user that this is not possible
- C. Always try to troubleshoot without informing the user of the current difficulty of the failure
- D. Communicate with users whether it is possible to skip the faulty node and build an alternative network environment
Answer: D
NEW QUESTION # 21
In the label forwarding table of the MPLS device, for the same route, the incoming label and the outgoing label:
- A. must be different
- B. must be the same
- C. may be the same
Answer: C
NEW QUESTION # 22
When using Sight to query historical alarms, which of the following conditions can be used to filter alarms? (Multiple choice)
- A. Alert Source
- B. Time of first occurrence
- C. Alarm level
- D. Alert Name
Answer: A,B,C,D
NEW QUESTION # 23
ping-a X-c Y-s z-vpn-instance M 10.5.16.2, what is the meaning of this command? (Multiple choice)
- A. The ICMP request of the ping, the packet size is Z (excluding IP and ICMP headers)
- B. The ping sends Y ICMP requests
- C. The ping packet belongs to VPN instance M
- D. The source IFP address of the ping packet is X
Answer: A,B,C,D
NEW QUESTION # 24
Access control refers to restricting or blocking specific access traffic based on the needs of business management and control on the basis of reachable network routes.
- A. False
- B. True
Answer: B
NEW QUESTION # 25
Which of the following are static information coke analysis? (Multiple choice)
- A. <br class=\markdown_return\>Interface type
- B. Packet Loss Rate
- C. License
- D. Device Type
Answer: A,C,D
NEW QUESTION # 26
What conditions must eSight meet to receive and manage device and report alarms? (Multiple choice)
- A. The network management and equipment should be connected
- B. The managed devices on the network management should be configured with the correct SNMP protocol and parameters
- C. The device is managed by the network management
- D. The correct trap parameters are configured on the device side
Answer: A,B,C,D
NEW QUESTION # 27
What is the meaning of the display current-configuration I include vlan command?
- A. Check which VLANs are currently created
- B. View the physical interface information bound under each VLAN
- C. View all configurations that contain the \VLAN\ keyword
- D. View the IP address of the VLANIF interface
Answer: C
NEW QUESTION # 28
According to this picture, what can we judge? (Multiple choice)
- A. There are 4 equivalent paths for R1 to access 172.16.1.4
- B. R1 needs to go through 2 routers to access 172.16.1.4
- C. There are 2 equivalent paths for R1 to access 172.16.1.4
- D. R1 needs to go through 4 routers to access 172.16.1.4
Answer: B,C
NEW QUESTION # 29
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