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Huawei H12-891_V1.0-ENU Exam Syllabus Topics:

SectionObjectives
Advanced Networking Technologies- MPLS and VPN technologies
- IPv6 deployment and transition
Routing and Switching- BGP fundamentals and policy control
- OSPF / IS-IS routing principles
Network Security- Network attack prevention and isolation
- Basic security mechanisms
IP Network Fundamentals- TCP/IP and OSI model
- Network architecture and protocols
Network Automation and Programmability- SDN concepts
- Network automation tools and APIs

Huawei HCIE-Datacom V1.0 Sample Questions:

1. Huawei's SDN controller using VXLAN technology is fixed?

A) Agile Controller-DCN
B) Agile Controller-WAN
C) Agile Controller-Campus


2. Auto-negotiate mode is to obtain the maximum interface rate and operating mode, the network administrator configures all Ethernet interface rates of a working switch to 10OMbps, and the operating mode is configured as Full-duplex, when a network card is configured After the auto-negotiate workstation is connected to the switch, the negotiation result is that the interface rate is 10OMbps and the working mode is half-duplex, which of the following explanations is the most reasonable for this phenomenon?

A) At higher port rates and operating modes, the workstation's network interface card cannot be configured as auto-negotiate
B) Port rate negotiation is negotiated through the initial port sending FLP, and the operating mode is not negotiated through FLP
C) STP initializes the port into the blocking state, causing auto-negotiation to fail, so the port should be configured as an edge port
D) The problem is on the workstation's NIC, mostly due to the aging of the NIC driver on the workstation, which causes the workstation NIC to learn the interface rate and operating mode configured on the switch
E) Auto-negotiation is not configured on the switch, resulting in the switch not being able to send FLP messages to the workstation, causing the workstation to set its own operating mode to Half-duple


3. As shown in the figure, the neighbor relationship between R1 and R2 has just been established, and the database synchronization process between R1 and R2 is correct.

A) The message sent by R1 to R2 is a PSNP message
B) R1 sends the packet of R2 as the CSNP packet. The message sent by
C) R1 to R2 is the Hello message.
D) R1 to R2 is an LSP packet. The message sent by


4. The DHCP protocol assigns to clients-some TCPIP-related parameter information-in the process DHCP defines a variety of messages that are encapsulated at the transport layer :(sortic).

A) PPP package
B) TCP Encapsulation
C) UDP Encapsulation
D) IP encapsulation


5. The following is the correct description of the aggregation of BGP (radio).

A) BGP enables automatic aggregation by default.
B) Routes in the BGP local route table can be manually aggregated.
C) For IPv6 routing, BGP supports manual aggregation and automatic aggregation.
D) After you configure the Aggregate ipv4-address mask, only aggregate routes are published, not detail routes.


Solutions:

Question # 1
Answer: A
Question # 2
Answer: E
Question # 3
Answer: B
Question # 4
Answer: C
Question # 5
Answer: B

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