Latest [Jan 30, 2024] Real Huawei H12-831-ENU Exam Dumps Questions
H12-831-ENU Dumps To Pass HCIP-Datacom Exam in One Day (Updated 420 Questions)
NEW QUESTION # 17
Network administrator A wants to use ACL to match only the four routing entries 1, 3.5, and 7 in the figure. How many ACL rules does network administrator A need to configure at least?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: D
NEW QUESTION # 18
In an operator's MPLS VPN 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 and distributes it on PE1 Released to PE2 with the label 1027. The outgoing label of the MPLS LSR-ID from PE2 to PE1 is 1025.
When a client on PE2 accesses 172.16.1.0/24, the frame sent by PE2, the inner and outer labels should be the combination of which of the following?
- A. Outer label: 1025: Inner label: 1027
- B. Outer label: 1027: Inner label: 1025
- C. Outer label, 1025: Inner label: 1025
- D. Outer label: 1027: Inner label: 1027
Answer: A
NEW QUESTION # 19
What device discovery methods does Huawei eSight network management software support? (Multiple choice)
- A. Specify the product model
- B. Specify an IP address segment
- C. Specify an IP address
- D. Import through excel sheet (specify IP address)
Answer: B,C,D
NEW QUESTION # 20
The definition of OPX is?
- A. Operating costs
- B. Operation and maintenance costs
- C. Maintenance costs
- D. Total Cost of Ownership
Answer: A
NEW QUESTION # 21
Assuming that the neighbor relationship between BGP routers has been established successfully, the configuration on R1 is as shown in the figure.
Which router can the routing entry 10.10.10.0/24 published by 1 be delivered to the farthest?
- A. R1
- B. R3
- C. R2
- D. R4
Answer: B
NEW QUESTION # 22
MPLS is called Multi-Protocol Label Switching, which description is correct about the label in MPLS? (Multiple choice)
- A. The label stack organizes labels in a Last In First Out (Last In First Out) manner, processing labels from the top of the stack
- B. Labels are organized according to the Last In First Out (Last In First Out) method, and the labels are processed from the bottom of the stack
- C. Labels are encapsulated between the link layer and the network layer
- D. 4 bytes of fixed length on the label
Answer: A,C,D
NEW QUESTION # 23
In the process of viewing the debug output through the SSH terminal, a lot of information pops up. Which of the following operations can make the monitor terminal no longer pop up the debug message? (Multiple choice)
- A. Open Notepad and enter undo terminal debugging
- B. Open Notepad and enter undo terminal monitor
- C. Exit the current Monitor interface, re-SSH into the device to open the new Monitor interface
- D. Open Notepad and enter undo debugging all
Answer: A,B,D
NEW QUESTION # 24
BGP routing policy can control the publishing and receiving of routes.
- A. TRUE
- B. FALSE
Answer: A
NEW QUESTION # 25
An engineer uses two routers to test IPv6. He wants to realize the interconnection of IPv6 networks by running OSPFv3. About the OSPFv3 related configuration that needs to be done on R1
, which are correct? (Multiple choice)
- A. [R1-ospfv3-1] router-id 10.1.1.1
- B. [R1-GigabitE thernet0\/0\/1] ospfv3 1 area 0
- C. [R1-ospfv3-1-area-0.0.0.0] network 2001
- D. [R1] router id 10.1.1.1
Answer: A,B
NEW QUESTION # 26
Through the display ip interface GE0/0/0 command, you can view the statistics of ping packets received on this interface.
- A. TRUE
- B. FALSE
Answer: A
NEW QUESTION # 27
When the device is used as an SSH server, a local key pair must be configured.
- A. TRUE
- B. FALSE
Answer: A
NEW QUESTION # 28
Which statement about DHCP Snooping is wrong?
- A. When the DHCP snooping function is enabled in the VLAN view, the command function will take effect on the DHCP packets received by all the interfaces of the device belonging to the VLAN.
- B. When the DHCP snooping function is enabled in the interface view, all DHCP packet commands on the interface will take effect.
- C. DHCP Snooping can prevent illegal attacks by setting trusted ports (all interfaces are untrusted by default)
- D. Enable the DHCP snooping function globally, and the device only processes DHCPv4 packets by default without any post-parameters
Answer: D
NEW QUESTION # 29
What is the purpose of configuring LSP fragmentation on an IS-IS device?
- A. Make the device unable to establish IS-IS neighbors
- B. Enable the device to support more IS-IS routing entries
- C. Prevent the device from learning IS-IS routing information
- D. has no practical purpose
Answer: B
NEW QUESTION # 30
VXLAN uses Mac in TCP encapsulation to encapsulate Layer 2 packets with Layer 3 protocols.
- A. True
- B. False
Answer: B
NEW QUESTION # 31
After a fault occurs, you need to collect and back up various types of fault information in time as a reference for troubleshooting. In addition, when you seek emergency help from Huawei Technologies Co., Ltd., you need to provide fault information to Huawei Technologies Co., Ltd. technical support personnel so that they can locate and troubleshoot the fault.
- A. False
- B. True
Answer: B
NEW QUESTION # 32
Part of the configuration of R1 is as follows. Which statements about OSPF on R1 is correct? (Multiple choice)
- A. The OSPF LSDBs of process 1 and process 2 have inconsistent LSAs in their areas
- B. The routing information of VRF tt will not appear in the routing table of OSPF process 1
- C. The OSPF LSDBs of process 1 and process 2 have the same LSA in area 0
- D. The routing information of VRF tt will appear in the routing table of OSPF process 1
Answer: A,B
NEW QUESTION # 33
Which of the following functional descriptions about eSight physical topology monitoring are correct? (Multiple choice)
- A. Graphically display the layout and status of network elements, subnets, and links
- B. Accurate and visualized monitoring of the network operation status of the entire network
- C. The entrance of the entire network monitoring realizes efficient operation and maintenance for customers
- D. The system shows the network structure of the whole network and the relationship between network entities in business
Answer: A,B,C,D
NEW QUESTION # 34
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 ping sends Y ICMP requests
- B. The ping packet belongs to VPN instance M
- C. The ICMP request of the ping, the packet size is Z (excluding IP and ICMP headers)
- D. The source IFP address of the ping packet is X
Answer: A,B,C,D
NEW QUESTION # 35
What can we infer from this graph? (Multiple choice)
- A. R1 access 3000
- B. R1 and 3002
- C. R1 and 3000
- D. R1 learns route 3002 through IBGP
Answer: A,B,C,D
NEW QUESTION # 36
When there are multiple redundant links in an IS-IS network, multiple equal-cost routes may appear. Which of the following statements is wrong about equal-cost routing within an IS-IS network?
- A. If load sharing is configured, the traffic will be evenly distributed to each link
- B. A priority can be specified for each route in the equal-cost route, and the route with higher priority will be preferred. the rest as backup routes
- C. After the equal-cost route priority is configured, when the IS-IS device forwards the traffic reaching the destination network segment, it will not adopt the load balancing method, but forward the traffic to the next hop with the highest priority
- D. When the number of equal-cost routes in the network is greater than the number configured by the command, and these routes have the same priority, the route with the larger next-hop device System ID is preferred for load balancing.
Answer: D
NEW QUESTION # 37
Which of the following are documents that need to be handed over in the wrap-up of a structured network troubleshooting process? (Multiple choice)
- A. Troubleshooting Procedure Documentation
- B. Troubleshooting Summary Report
- C. Maintenance recommendations to avoid this failure
Answer: A,B,C
NEW QUESTION # 38
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 # 39
Regarding the description of the encapsulation format of labels in MPLS, which of the following is correct? (Multiple choice)
- A. For the packets of Ethernet and PPP, the label stack is located between the Layer 2 header and the data like the 'cushion layer': when there is a VLAN tag, the MPLS header is placed between the Ethernet header and the VLAN tag
- B. S field in the label is 1bit
- C. The total length of a single MPLS label is 4 bytes (32bits)
- D. The TTL field in the label and the TTL (Time To Live) in the IP packet.
Answer: C,D
NEW QUESTION # 40
......
H12-831-ENU Exam Brain Dumps - Study Notes and Theory: https://preptorrent.actual4exams.com/H12-831-ENU-real-braindumps.html