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Huawei H12-831_V1.0 certification exam is a challenging test that validates the knowledge and skills of candidates in the field of routing and switching technology. H12-831_V1.0 exam covers a wide range of topics, from basic routing and switching to advanced topics like MPLS and QoS, and is designed to test the candidate's ability to think critically and solve complex problems. HCIP-Datacom-Advanced Routing & Switching Technology V1.0 certification is highly sought after by employers and provides candidates with a competitive advantage in the job market.
NEW QUESTION # 97
How to view log information? (Multiple choice)
- A. There is no way
- B. View the interface of the network management system
- C. Transfer the log file under flash:/logfile/ to the PC via FIP/TFTP
- D. Log in to the device and view it through the display log
Answer: B,C,D
NEW QUESTION # 98
Match the alarm severity to the severity of the fault and countermeasures
- A. Critical", Major-2, Minor-3, Warning-4 A
- B. Critical-3, Major-2, Minor-1, Warning-4
Answer: B
NEW QUESTION # 99
BGP/MPLS IP VPN can only use LDP to construct public network free channels.
- A. FALSE
- B. TRUE
Answer: A
NEW QUESTION # 100
Which of the following is not a hardware preparation for cutover?
- A. Power-on test
- B. Test the operation of the board
- C. Cable Continuity Test
- D. Device version check
Answer: D
NEW QUESTION # 101
In addition to virtual connections, what type of IPv6 address is the source IPv6 address of OSPFv3's Hello text?
- A. unique local address
- B. Global Unicast Address
- C. link-local address
- D. IPv6anycast address
Answer: C
NEW QUESTION # 102
Which of the following descriptions is wrong?
- A. The principle to be followed for manual label allocation is: the value of the outgoing label of the upstream node is the value of the incoming label of the downstream node
- B. LSP is divided into static LSP and dynamic LSP. The static LSP is manually configured by the administrator, and the dynamic LSP is dynamically established using the label protocol
- C. The LSP established by statically assigning labels can also be dynamically adjusted according to network topology changes without the intervention of the administrator
- D. Dynamic LSP is dynamically established through label distribution protocols, such as MP-BGP, RSVP-TE, LDP
Answer: C
NEW QUESTION # 103
Regarding the BGPI MPLS IPVPN network architecture, which of the following descriptions is wrong?
- A. In general,CEThe device does not perceiveVPNexistence, andCEDevice does not require supportMPLS,MP-BGP Wait
- B. between sites viaVPNMutual visits, a site can only belong to1indivualVPN
- C. PThe device only needs to have the basicM PLSForwarding capability, not maintainedVPNRelated Information
- D. BGP/MPLS IP VPNnetwork architecture byCE(CustomerEdge).PE(ProviderEdge)and P( Provider)consists of three parts, includingPEandPis operator equipment,CEYesBGP/MPLS IPVPNUser settings prepare
Answer: B
NEW QUESTION # 104
Ethernet is a network that supports broadcasting. Once there is a loop in the network, this simple broadcasting mechanism will cause catastrophic consequences.
Which of the following phenomena may be caused by loops? (Multiple choice)
- A. CPU usage exceeds 70%
- B. When you use the display interface command to view interface statistics on the device, it is found that the interface receives a large number of broadcast packets
- C. Severe packet loss during network testing through the ping command
- D. The device cannot log in remotely
Answer: A,B,C,D
NEW QUESTION # 105
As shown in the figure, Site1 and Site2 need to achieve mutual access through the operator's BGP/MPLS IPVPN. It is known that the public network tunnel between PE1 and PE2 has been established (the label information is shown in the figure), and PF1 has advertised the 192.168.1.0/24 network segment route in Site1 to PE2 through the MP.JIBGP neighbor relationship, and the route learning is normal.
When capturing the data that Site2 visits the 192.168.1.0/24 of Site1 between P and PE1, what should be the outermost label?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: D
NEW QUESTION # 106
The routing policy tools that can be used by BGP mainly include Filterpolicy and oRoute-policy.
Fiterpolicy can only filter routes, Rote - policy can only modify routes
- A. True
- B. False
Answer: B
NEW QUESTION # 107
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 seeking emergency assistance from Huawei Technologies Co., Ltd.
- A. False
- B. True
Answer: B
NEW QUESTION # 108
As shown in the figure, OSPF is enabled on all the routers. The IP address marked in the figure is the IP address of the loopbackO interface of the device. The LoopbackO of R1 and R2 is advertised in area 1, the LoopbackO of R4 is advertised in area 0, and the LoopbackO of R3 and R5E is advertised in area 0. In area 2, which of the following IP addresses can ping each other?
- A. 10.0.4.4and10.022 (normal calculation3kind)
- B. 10.022and10.0.5.5 (Non-backbone area received3class received does not count)
- C. 10.0.3.3and10.0.5.5 (same area1kind)
- D. 10.0.2.2and10.0.3.3 (Non-backbone area received3class received does not count)
Answer: A,C
NEW QUESTION # 109
aboutOSPFWhich of the following statements is false?
- A. stagnantINThe it state indicates that the router has received the neighbor'sHello message. butHell messagedoes not include this routerOSPF Router ID
- B. The two router databases are synchronized, SPFAn error occurred in the calculation, it must be because of the RouterID repeated
- C. Stalling in ExStart state may be a bad match between neighbor routers
- D. For a pair of additional 0hers on an Ethernet link, it is normal to stop clearing in the 2-72 state
Answer: D
NEW QUESTION # 110
In order to prevent hackers from attacking user equipment or network through MAC address, the MAC address of untrusted users can be configured as black hole MAC address to filter out illegal MAC
- A. TRUE
- B. FALSE
Answer: A
NEW QUESTION # 111
Regarding the role of ping and tracert, which of the following statements is correct?
- A. Ping verifies the reachability from the local end to the opposite end, it does not mean that the opposite end is reachable from the local end
- B. Tracert has the same function as ping, but the name is different
- C. Ping detects the two-way reachability between the correct end and the one-way icmp echo request packet
- D. Tracert must be able to trace every hop IP address from source to destination
Answer: A
NEW QUESTION # 112
Which of the following are static information coking analysis? (Multiple choice)
- A. Device type
- B. License
- C. Interface type
- D. Packet loss rate
Answer: A,B,C
NEW QUESTION # 113
Which of the following functions will affect the establishment of BGP neighbors? (Multiple choice)
- A. BGP authentication
- B. ebgp max hop
- C. BGP route filtering
- D. BGP GSTM
Answer: A,B,D
NEW QUESTION # 114
As shown in the figure, all interfaces of the router enable OSPF, and the configurations of R1, R2, and R3 are as shown in the figure, then () will generate a Type 3 LSA with a linkState ID other than 0.0.0.0. (Please fill in the device name, such as R1)
Answer:
Explanation:
R3
NEW QUESTION # 115
After executing reset isis all, the IS-Is protocol process needs to be restarted and neighbors need to be re-established, and various IS-IS statistics will not be cleared.
- A. TRUE
- B. FALSE
Answer: A
NEW QUESTION # 116
According to this figure, it can be known that in VLAN 300, from 17:22:38 to 17:22.44,00e0-fc3d-3bdB. 0 MA, C flaps occurred on 2020-06-04.
- A. 0
- B. 1
- C. 2
- D. 3
Answer: B
NEW QUESTION # 117
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