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Huawei H12-831-ENU Exam Syllabus Topics:
| Section | Objectives |
| Switching Technologies | - VLAN and Trunking
- 1. VLAN configuration and isolation
- 2. 802.1Q tagging
- STP
- 1. Loop prevention mechanisms
- 2. STP/RSTP principles
|
| Network Security and Management | - Basic network security
- 1. Device security hardening basics
- 2. ACL concepts and filtering
- Network management
- 1. Basic troubleshooting methods
- 2. SNMP and monitoring concepts
|
| Routing Protocols | - OSPF
- 1. OSPF neighbor relationships
- 2. LSA types and area design
- BGP
- 1. IBGP and EBGP configuration basics
- 2. BGP attributes and path selection
|
| Network Services | - DHCP and NAT
- 1. DHCP operation process
- 2. NAT/PAT configuration principles
|
| IP Network Fundamentals | - TCP/IP model and IP addressing
- 1. Subnetting and VLSM
- 2. IPv4/IPv6 addressing principles
|
Huawei HCIP-Datacom Sample Questions:
Regarding the BGP MPLS IP VPN network architecture, which of the following descriptions is wrong?
- A. Sites can access each other through VPN, and a site can only belong to one VPN
- B. In general, CE devices cannot perceive the existence of VPN, and CE devices do not need to support MPLS, MP-BGP, etc.
- C. The P device only needs to have basic MPLS forwarding capabilities, and does not maintain VPN-related information
- D. The BGP/MPLS IP VPN network architecture consists of three parts: CE (Customer Edge), PE (ProviderEdge) and P (Provider). PE and P are operator equipment, and CE is BGP/MPLS IP VPN user equipment
Reveal Solution
Discussion
What traffic can port mirroring mirror? (Multiple choice)
- A. The message sent by the end
- B. Messages sent and received by the port
- C. Packets discarded by the port
- D. Packets accepted by the interface
Reveal Solution
Discussion
What technologies can Agile Controller implement for admission control? (Multiple choice)
- A. MAC authentication
- B. SACG Certification
- C. 802.1X Authentication
- D. Portalii Certification
Reveal Solution
Discussion
Correct Answer: A,B,C,D 🗳️
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. 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
- B. If load sharing is configured, the traffic will be evenly distributed to each link
- 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
Reveal Solution
Discussion
By executing the command ( ), users on different ports in the same VLAN can be completely isolated at Layer 2 and Layer 3 and cannot communicate. (Please use English lowercase letters to complete the command, and the command cannot be abbreviated)
Reveal Solution
Discussion
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