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The HCIE-Datacom V1.0 certification is highly valued in the IT industry and is recognized globally. It demonstrates that the certified professional has a deep understanding of data communication technologies and can design, deploy, and maintain complex networks. HCIE-Datacom V1.0 certification also opens up new career opportunities and can lead to higher salaries and job promotions.
Huawei H12-891_V1.0 (HCIE-Datacom V1.0) Certification Exam is designed for experienced network professionals who have a strong foundation in data communication technologies. H12-891_V1.0 exam covers a wide range of topics, including network design, network planning, network implementation, network maintenance, and troubleshooting. To pass the exam, candidates must have a deep understanding of Huawei's data communication technologies and be able to apply that knowledge to solve complex network problems. Overall, the Huawei H12-891_V1.0 (HCIE-Datacom V1.0) Certification Exam is an excellent way for IT professionals to advance their careers and demonstrate their expertise in data communication technologies.
NEW QUESTION # 302
If four routers run ISIS and have established an adjacency relationship, and the area code and router rank are marked as shown in the figure, what is the cost value of R4 reaching 10022/32?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: A
NEW QUESTION # 303
In SSM, what version of IGMP is required?
- A. IGMPV4
- B. IGMPV2
- C. IGMPV3
- D. IGMPV1
Answer: C
NEW QUESTION # 304
As shown in the figure, Department A of Branch 1 has access to the Internet, but Department B can only use an encrypted VP to access headquarters resources, and NAT can be configured on the egress device The policy enables Department A to access the Internet, while the PSecVPN (ESP Protocol) + Tunnel mode method configured for Department B gives it access to headquarters.
- A. Right
- B. Wrong
Answer: A
NEW QUESTION # 305
In a shared network, what mechanism does PIM-SM use to prevent duplicate traffic?( Single choice questions).
- A. BSR/RP mechanism
- B. Join/Prune mechanism
- C. Register mechanism
- D. Assert mechanism
Answer: D
NEW QUESTION # 306
The correct description of configuring BGP4+ is that
- A. BGP4+? Router-ID ? BGP4 ? Router-ID-??
- B. BGP4+ does not support route reflectors.
- C. BGP4 configures the reflector, the role positioning of the reflector and the client needs to be consistent with the configuration of BGP4
- D. The next hop of a BGP4 route can use the Link-Local address.
- E. BGP4 specifies p
Answer: A,D
NEW QUESTION # 307
SNMPv3 defines which security features
- A. Accounting
- B. Privacy
- C. Authentication
- D. Domain checking
Answer: B,C
NEW QUESTION # 308
You try to trace a remote Internet address on your PC, but the traceroute stops after it reaches a router, and currently, the router should be in the incoming direction of the serial interface With an ACL "rule5 permit tcp source any destination any", you need to add which of the following ACLs to the router for traceoute to work
- A. Rule 10 permit icmp source any destination any icmp-type echo rule 15 permiticmp source any destination any icmp-type net-unreachable
- B. Rule 10 permit tcp source any destination any
- C. Rule 10 permit icmp source any destination any icmp-typettl-exceeded rule 15 permit source any destination any icmp-type echo-reply
- D. Rule 10 permit icmp source any destination any icmp tti-exceeded rule permit icmp source any icmp-type port-unreachableE. Rule 10 permit udp source any destination any rule 15 permit icmp source any destination any icmp-type protocolunreachable
Answer: D
NEW QUESTION # 309
The following description of Filter-Policy is correct?( Radio).
- A. Filter-policy filters the link state information received or published, and can modify the properties of route entries.
- B. With Filter-Policy, on ASBR in OSPF, type5LSA and type7LSA can be applied The build is filtered.
- C. Prefix lists can be used to filter both routes and packets.
- D. When filtering routes using the pre-slow list, the table entry ip-prefxldeny0000 0 lese-qual 32 indicates that only the default route matches
Answer: A
NEW QUESTION # 310
The following description of the GVRP interface registration mode in Huawei switches is correct?
- A. GVRP when the register mode with forbidden is selected, there are four types of interface registration mode
- B. When the normal registration mode is selected, allow the interface to dynamically register and unregister the VLAN. Logout here includes deleting dynamically learned VLANs and VLANs created natively by the administrator
- C. When the interface layer two operating mode must be hybird
- D. When fixed registration mode is selected, the interface cannot propagate dynamic VLANs
Answer: D
NEW QUESTION # 311
In the use of the CP protocol, the following description is correct?
- A. The member interface can be joined in the link aggregation group by enabling the following command: interface GigabitEthernet0/0/1 shutdown interface GigabitEthernet0/0/1 trunkport
- B. Source A address can be configured for load sharing in an enabled link aggregation group with the following command: interface eth-trunk 110ad-balance src-dst-ip
- C. A member interface can be removed from an enabled link aggregation group with the following command: interface GigabitEthernet0/0/1 shutdown interface GigabitEthernet0/0/1 undo eth-trunk 1 interfaceGigabitEthernet0/0/1undoshutdown
- D. The Eth-Trunk interface can be avoided by frequent oscillation interfaceeth-trunkllacppreemptenablelacppreemptdelaydelay-time by following command
Answer: D
NEW QUESTION # 312
What are some of the following misrepresentations about URPF, IPSG, and DAI technologies? ( Multiple choice questions).
- A. IPSG checks the source IP address and source MAC address of the IP packet , and DAI only checks the correspondence between the IP and the MAC.
- B. DAI does not support manual configuration of binding tables.
- C. URPF can be used to protect against DDoS spoofed source attacks.
- D. IPSG technology checks IP packets for source IP spoofing attack prevention, while DAI checks ARP packets to filter attack sources.
Answer: A,B
NEW QUESTION # 313
The main routing policy tools that BGP can use are Filter-policy and Route-policy, where Fate-policy can only filter routes and Route-policy can only modify routes
- A. TRUE
- B. FALSE
Answer: B
NEW QUESTION # 314
There is an existing switch running the RSTP protocol. If the network topology changes, what happens to the Layer 2 forwarding table that is automatically learned by the switch?
- A. Except for the table entry related to the edge port that is not deleted, all other table entries are deleted
- B. Table entries are dropped except for table entries related to edge ports and table entries related to ports that receive TC messages
- C. If the aging time is set to 15 seconds, entries that exceed the aging time are deleted
- D. Only table entries related to the port that received the TC message are dropped
- E. All table entries are dropped
Answer: B
NEW QUESTION # 315
The basic header length of an IPv6 message is a fixed value.
- A. FALSE
- B. TRUE
Answer: B
NEW QUESTION # 316
QinQ technology is a technology that extends the VLAN space by adding a layer of 8021Q tag messages to the extended VLAN. The function of space, the following statement about QInQ is mispronounced?
- A. basic QinQ is implemented based on the interface orientation
- B. QinQ increases the number of VLANs to 4095*4095
- C. QinQ technology enables private VLANs to pass through the public Network
- D. Flexible QinQ can be based on different inner layerS Tag and different outer layers of Tag, for user VL The division of AN is more granular
Answer: B
NEW QUESTION # 317
The following statement about the VPNv4 address is wrongly described as ?
- A. By default, PE does not perform VPN-target filtering on received VPNv4 routes.
- B. The VPNv4 address has a total of 12 bytes, including an 8-byte route identifier RD (Route Distingulisher) and a 4-byte IPv4 Address prefix.
- C. Local PE sets up An Export Target for these routes before releasing VPNv4 routes learned from sites that are directly connected to them to other PEEs attributes, and are published with routes as extended community attributes for BGP.
- D. Carries the RD attribute when BGP publishes both reachable and unreachable VPNv4 routes.
Answer: A
NEW QUESTION # 318
What messages does an NMS (Network Management Station) running SNMPv1 send to the agent?
- A. Get,Set,Getnext ? GetBulk
- B. Trap,Get ? Set
- C. Get,Set ? GetBulk
- D. Get Trap
- E. Get,Set ? Getnext
Answer: E
NEW QUESTION # 319
As shown in the figure, SWA, SWB, SWC all run RSTP, GED/O/2 on SWB Ports and GEO/0/1 ports on SWC have a port role of ? Radio
- A. Backup port, Alternative port
- B. Backup port, root port
- C. Alternative port, Backup port
- D. Root port, Designated port
Answer: A
NEW QUESTION # 320
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Huawei H12-891_V1.0 (HCIE-Datacom V1.0) exam is a comprehensive certification program that is recognized globally. HCIE-Datacom V1.0 certification demonstrates that a candidate has the knowledge, skills, and expertise required to design, implement, maintain, and troubleshoot complex data communication networks. HCIE-Datacom V1.0 certification program is ideal for network engineers, network administrators, and IT professionals who want to enhance their career prospects and advance their skills in the field of data communication.
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