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In order to achieve the Huawei H12-831_V1.0 (HCIP-Datacom-Advanced Routing) certification, candidates must pass the certification exam, which is administered by Huawei. H12-831_V1.0-ENU exam measures the candidate’s ability to design and deploy advanced routing and switching solutions in a variety of scenarios, as well as their ability to troubleshoot issues on large-scale networks. With this certification, professionals can demonstrate their expertise in network design and optimization, and become an asset to their organization.
NEW QUESTION # 79
(Drag and drop) Please match the following DHCP attack types with corresponding explanations.
Answer:
Explanation:
NEW QUESTION # 80
In an MPLS domain, LSR can be divided into Ingress LSR, Transit LSR and Egress LSR according to the way the LSR processes data. For the same FEC, a certain LSR can be the Ingress LSR of the FEC or the Transit LSR of the FEC.
- A. FALSE
- B. TRUE
Answer: A
NEW QUESTION # 81
In intra-domain MPLS VPN networks, data packets will be encapsulated with two layers of MPLS when they enter the public network and are forwarded.
Label, a description of the two-layer label in the following options. What is wrong is:
- A. By default, the outer label is popped before the packet is forwarded to the last hop device
- B. Layer labels are used inPEThe device sends the packet correctly to the correspondingVPNmiddle
- C. MPLS VPNThe outer label is made byLDPprotocol or statically assigneD. the inner label is assigned by the correct end MP-BGPassigned by neighbors
- D. M PLS VPNThe outer layer is labeled as a private network label, and the inner layer label is called a public network label.
Answer: B,D
NEW QUESTION # 82
Regarding the BGPI MPLS IPVPN network architecture, which of the following descriptions is wrong?
- A. Sites can visit each other through VPN, and a site can only belong to 1 VPN
- B. The P device only needs to have basic MPLS forwarding capabilities and does not maintain VPN related information
- C. Under normal circumstances, CE equipment does not perceive the existence of VPN, and CE equipment does not need to support MPLS, MP-BGP, etc.
- D. The BGP/MPLS IP VPN network architecture consists of three parts: CE (Customer Edge), PE (ProviderEdge), and P (Provider). PE and P are operator equipment, and CE is BGP/MPLS IPVPN user equipment.
Answer: A
NEW QUESTION # 83
According to this picture, the door can be judged?
- A. system-IDforee8c.a0c2.baf2device whose type isLevel-1-2
- B. system-IDforee8a0c2.baf2device whose type isLevel-1
- C. R4belong only toLevel-1
- D. R4belong only toLevel-2
Answer: A,C
NEW QUESTION # 84
As shown in the figure:
- A. The System ID of R3 and R1 are duplicated
- B. IS-Leve1 of R3 and R1 do not match
- C. The IIH certification of R3 and R1 failed
- D. R3 and R1 have different area codes
Answer: A
NEW QUESTION # 85
When troubleshooting a network, if you need to confirm the business traffic path, which of the following tasks may be required? (Multiple choice)
- A. Investigate business traffic path planning in the network design stage
- B. Confirm the data link layer service traffic path
- C. Confirm the network layer business traffic path
Answer: B,C
NEW QUESTION # 86
Which of the following series can be matched by the regular expression 100.S? (Multiple choice)
- A. 0
- B. 1
- C. 2
- D. 3
Answer: A,D
NEW QUESTION # 87
What is the meaning of display current-configuration I include vlan command?
- A. See what's currently createdVLAN
- B. CheckVLANIFinterfaceIPaddress
- C. View all included"VLAN"Configuration of keywords
- D. View eachVLANphysical interface information bound to the
Answer: C
NEW QUESTION # 88
MPLS has the concept of FEC-Forwarding Equivalence Class, so on which of the following standards cannot FEC be allocated based?
- A. Application Protocol
- B. Fragment of offiset
- C. Class of Service
- D. Destination Addess
Answer: B
NEW QUESTION # 89
In the MPLS network, there are different operation types for labels, among which the meaning of the "pop" action is:
- A. Replace the top label with another set of labels
- B. Replace the top label with another value
- C. existMPLSAdd the top label to the label stack
- D. existMPLSRemove the top label from the label stack
Answer: D
NEW QUESTION # 90
As shown below:
- A. R3andR1ofIS-LevelMismatch
- B. R3andR1different area codes
- C. R3andR1ofSystem
- D. R3andR1ofIIHAuthentication failed
Answer: D
NEW QUESTION # 91
When troubleshooting the EBGP neighbor relationship, you find that the two directly connected devices use the loopback interface to establish a connection, so execute display current-configuration configuration bgp to check the unitary setting of peer ebgp-max-hop hop-count, which of the following statements is correct?
- A. hop-countmust be greater than2
- B. hop-countmust be greater than15
- C. hop-countmust be greater than1
- D. hop-countmust be greater than255
Answer: C
NEW QUESTION # 92
Network administrator A wants to use the AS-Path Fiter to match the routing entries of the BGP routing attribute AS_PATH [100 200 300]. Network administrator A sorts out the four configurations in the figure. Which of the following configurations can satisfy network administrator A's requirements? Require?
- A. *D
- B. WayA
- C. WayB
- D. EC
Answer: B,C
NEW QUESTION # 93
Which of the following is the least likely cause of a VRRP backup group dual-active failure?
- A. Master Equipment1send in seconds1announcement message
- B. both endsVRRPbackup groupIDdifferent
- C. low priorityVRRPThe backup group will receiveVRRPAnnounce packets are discarded as illegal packets
- D. transmissionVRRPLink failure of advertisement message
Answer: A
NEW QUESTION # 94
What is the meaning of the display current-configuration I include vlan command?
- A. View the IP address of the VLANIF interface
- B. Check which VLANs are currently created
- C. View all configurations that contain the "VLAN" keyword
- D. View the physical interface information bound to each VLAN
Answer: C
NEW QUESTION # 95
After reset isis all is executeD. the IS-Is protocol process needs to be restarted and neighbors need to be re-establisheD. but various IS-IS statistics will not be cleared.
- A. False
- B. True
Answer: B
NEW QUESTION # 96
In an operator's MPLSVPN network, there are two devices PE1 and PE2 for MPLSVPN data forwarding. PE1 receives a private network route of 172.16.1.0/24 from the client, and converts it to a VPNv4 route on PE1 and assigns a label of 1027 Released to PE2. The outgoing label of the MPLS LSR-ID of PE2 reaching PE1 is 1025o When a client on PE2 accesses 172.16.1.0/24, the frame sent by PE2, the inner and outer labels should be a combination of the following 6 options?
- A. outer layer label:1027:inner label:1027
- B. Layer Label,1025:inner label:1025
- C. outer layer label:1025:inner label:1027
- D. Layer Label:1027:inner label:1025
Answer: C
NEW QUESTION # 97
An enterprise purchased the leased lines of two operators. In order to optimize the route, the enterprise used the 6GP protocol to learn routing entries of the two operators. However, the company found that after such a configuration, the traffic of the export routing increased greatly. After the network engineering investigation, it was found that the traffic of the two operators was passed to each other through the company's export router.
Therefore, the company intends to use routing strategies to prevent the traffic between different operators from passing each other. Is the configuration in the figure correct?
- A. TRUE
- B. FALSE
Answer: A
NEW QUESTION # 98
The correct description for the configuration on this switch is:
[Huawei]dhcp enable
[Huawei]interface Vlanif 100 [Huawei-Vlanif 100]dhcp select relay
- A. forVLAN100interface designationDHCPThe server group isdhcpgroupl
- B. YoujizhiDHCPYuegen server and mouthDHCP relayByKmust be enabled globallyDHCP
- C. First you need to createDHCPmonth starter group and add to server groupDHCPserver
- D. VANIF100The interface will receive theDHCPmessage, sent to the outside through the relayDHCP Server
Answer: A,B,C,D
NEW QUESTION # 99
In a multi-level RR scenario, a large number of second-level RR are connected to the first-level RR, which may cause the BGP routing table of the first-level RR to overflow. What method can be used to reduce the risk of overflow of the BGP routing table of the first-level RR?
- A. Routing control
- B. Set the same Cluster-lD
- C. Route aggregation
- D. ORF
Answer: C
NEW QUESTION # 100
A router is running OSPF, and the output information is as shown in the figure. Which of the following statements is correct?
- A. The LSA in the figure is generated by this router
- B. The type of the LSA is AS-externa1-LSA
- C. This device is ABR
- D. The destination network described by this LSA is 10.0.23.0/24
Answer: D
NEW QUESTION # 101
As shown in the figure, Sitel and Site2 need to achieve mutual access through the operator's BGP/MPLS IPVPN. A known The public network tunnel between PE1 and PE2 has been established (the label information is shown in the figure), and PF1 has The 192.168.1.0/24 network segment route is advertised to PE2 through the MP.JIBGP neighbor relationship, and the route learning is normal. When grabbing between P and PE1, when Site2 accesses the 192.168.1.0/24 data of Sitel, the outermost label What should the sign be?
FEC In/Out label
1.1.1.1/32 6662/3
- A. 0
- B. 1
- C.
- D. 2
Answer: D
NEW QUESTION # 102
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Huawei H12-831_V1.0-ENU (HCIP-Datacom-Advanced Routing & Switching Technology V1.0) certification exam is a valuable credential for IT professionals who specialize in data communication and networking. H12-831_V1.0-ENU exam covers advanced routing and switching technology concepts and skills and is recognized globally. Passing the exam can help professionals to advance their careers and open up new opportunities in the field of data communication and networking.
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