Pass H12-831-ENU Exam Latest Practice Questions Updated on Jan 04, 2024
Huawei H12-831-ENU Study Guide Archives
NEW QUESTION # 50
A company consists of a head office and two branch offices, and uses MPLS VPN technology to transmit private network routes. In the networking mode of HuB&Spok. Branches can only send and receive routes to and from the head office, and branches cannot directly send and receive routes to each other. In order to achieve the above requirements, which of the following schemes can the RT settings be? (Multiple choice)
- A. Head Office: Import Target: 12:3; Export Target: 3:12. Branch 1: Import Target: 3:12; Export Target: 12:3. Branch 2: Import Target: 3:12; Export Target: 12:3.
- B. Head Office: Import Target: 2:2; Export Target: 3:3. Branch 1: Import Target: 3:3; Export Target: 1:1. Branch 2: Import Target: 3:3; Export Target: 2:2.
- C. Head Office: Import Target: 1:1; Export Target: 3:3. Branch 1: Import Target: 3:3; Export Target: 1:1. Branch 2: Import Target: 3:3; Export Target: 2:2.
- D. Head Office: Import Target: 1:1, 2:2; Export Target: 3:3. Branch 1: Import Target: 3:3; Export Target: 1:1. Branch 2: Import Target: 3:3; Export Target: 2:2.
Answer: C,D
NEW QUESTION # 51
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. 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.
- D. 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
Answer: C
NEW QUESTION # 52
The IS-IS neighbor relationship between R3 and R1 is not established. According to the information in this figure, what is the possible reason?
- A. The IIH authentication of R3 and R1 failed
- B. The System IDs of R3 and R1 are duplicated
- C. The lS-Level of R3 and R1 do not match
- D. The circuit-type of the interconnection interface of R3 and R1 does not match
Answer: A
NEW QUESTION # 53
Which of the following is not a hardware preparation for cutover?
- A. Power-on test
- B. Cable Continuity Test
- C. Test the operation of the board
- D. Device version check
Answer: D
NEW QUESTION # 54
What are the working modes of firewall interfaces? (Multiple choice)
- A. Transparent Mode
- B. Routing Mode
- C. Exchange Mode
- D. Transmission Mode
Answer: A,B
NEW QUESTION # 55
A DHCP server can use different address ranges to assign to clients. Which description is correct about assigning addresses? (Multiple choice)
- A. It can be the IP address statically bound to the client MAC address in the database of the DHCP server
- B. Regarding the IP addresses that are over-lease and conflicting IP addresses queried by the DHCP server, if an available IP address is found, it can be assigned
- C. It can be the IP address that the client used to conflict with other clients
- D. It can be the IP address used by the client, that is, the address of the Requested IP Addr Option in the DHCP DISCOVER message sent by the client
- E. In the DHCP address pool, the IP address that can be allocated is searched sequentially, that is, the IP address found first
Answer: A,B,D,E
NEW QUESTION # 56
During the daily troubleshooting process, engineers may need to view some alarm information of the device. Run the terminal ( ) command to enable the terminal to display the debugging/log/alarm information function sent by the information center. (Please use English lowercase letters to complete the command, and the command cannot be abbreviated)
- A. monitor
Answer: A
NEW QUESTION # 57
Which of the following information can the DHCP binding table contain? (Multiple choice)
- A. MAC address
- B. Port and UDP port
- C. IP address
- D. Lease time
Answer: A,C,D
NEW QUESTION # 58
The Router LSA of a certain router is shown in the figure. Which of the following statements is wrong?
- A. This router is the DR
- B. This router has established an adjacency relationship
- C. This router supports external route import
- D. The Router ID of this router is 10.0.12.1
Answer: A
NEW QUESTION # 59
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: 1027: Inner label: 1025
- B. Outer label: 1025: Inner label: 1027
- C. Outer label: 1027: Inner label: 1027
- D. Outer label, 1025: Inner label: 1025
Answer: B
NEW QUESTION # 60
What types of Link Types are included in the Router LSA in OSPF? (Multiple choice)
- A. P-2-P
- B. Vlink
- C. TransNet
- D. StubNet
Answer: A,B,C,D
NEW QUESTION # 61
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 monitor
- B. Exit the current Monitor interface, re-SSH into the device to open the new Monitor interface
- C. Open Notepad and enter undo debugging all
- D. Open Notepad and enter undo terminal debugging
Answer: A,C,D
NEW QUESTION # 62
The routing policy tools that BGP can use mainly include Filter-policy and Route-policy, of which Fiter-policy can only filter routes, and Route-policy can only modify routes.
- A. FALSE
- B. TRUE
Answer: A
NEW QUESTION # 63
As shown in the figure, all routers run OSPF, because R3 is in the backbone area, so there are no three types of LSAs in R3's LSDB.
- A. FALSE
- B. TRUE
Answer: A
NEW QUESTION # 64
Network administrator A wants to view the neighbor status of BGP router R2. The BGP neighbor status information of R2 is shown in the figure. Please help network administrator A to obtain the following information: The AS where R2 is located is AS ( ). (write only numbers, do not add punctuation or spaces)
- A. 102
Answer: A
NEW QUESTION # 65
When there is a relay device between the DHCP client and the DHCP server, if the IP address in the global address pool of the DHCP server and the IP address of the VLANIF interface connecting the client on the relay device are not in the same network segment, DHCP fault will be caused.
- A. FALSE
- B. TRUE
Answer: A
NEW QUESTION # 66
As shown in the figure, the network has a loop because STP is not enabled. Which of the following may be caused? (Multiple choice)
- A. MAC address table flapping
- B. The device will have a loop alarm
- C. A large number of broadcast messages can be received on the Host
- D. Device CPU usage is too high
Answer: A,B,C,D
NEW QUESTION # 67
According to this picture, we can judge:
- A. R1 has both level1-1 and level-1-2 dimension information
- B. In the leve1-2 network, there are a total of 8 routers
- C. R1 only has link status information of level1-2
- D. The system ID of R1 is ee8c.a0c2.baf1
Answer: D
NEW QUESTION # 68
MPLS has always been slower than IP forwarding.
- A. FALSE
- B. TRUE
Answer: A
NEW QUESTION # 69
Which of the following aspects should be considered in the cutover risk assessment? (Multiple choice)
- A. Scope of Risk Impact
- B. Location of key risk points
- C. Loss from risk
- D. Timing of Risk Impact
Answer: A,B,C,D
NEW QUESTION # 70
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 # 71
What shortcomings can RED technology solve?
- A. TCP global synchronization phenomenon
- B. TCP starvation phenomenon
- C. Indiscriminate discard
Answer: A
NEW QUESTION # 72
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