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Huawei H12-821_V1.0-ENU Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: OSPF Core Knowledge | 16% | - OSPF route calculation and selection - OSPF configuration and troubleshooting - OSPF principles and operation |
| Topic 2: Network Reliability Basics | 8% | - BFD and fault detection - High availability design - VRRP and redundancy |
| Topic 3: Switching Core Knowledge | 7% | - Link aggregation - VLAN and trunking - Spanning Tree Protocol |
| Topic 4: Routing Basics | 3% | |
| Topic 5: IPv6 Core Knowledge | 3% | - IPv6 routing protocols - IPv6 addressing and header |
| Topic 6: Multicast Basics | 9% | - IGMP and PIM protocols - Multicast principles |
| Topic 7: Network Service and Management | 2% | |
| Topic 8: Network Solutions | 2% | |
| Topic 9: Routing and Traffic Control | 10% | - Routing policy and filtering - Traffic engineering and control |
| Topic 10: IS-IS Core Knowledge | 8% | - IS-IS protocol fundamentals - IS-IS routing and configuration |
| Topic 11: Network Security Basics | 9% | - AAA and access control - Security defense technologies - ACL and packet filtering |
| Topic 12: Large-scale WLAN Networking Architecture | 6% | |
| Topic 13: BGP Core Knowledge | 17% | - BGP concepts and attributes - BGP route selection and control - BGP deployment and optimization |
Huawei HCIP-Datacom-Core Technology V1.0 Sample Questions:
1. Which descriptions about IGMP Snooping are correct? (Multiple choice)
A) IGMP Snooping does not consume the CPU of the switch
B) IGMP Snooping establishes a MAC multicast address table by listening to the IGMP text sent by the host
C) IGMP Snooping runs at the link layer and is a multicast restriction mechanism on Layer 2 Ethernet switches, used to manage and control multicast groups
D) IGMP Snooping solves the problem of broadcasting multicast packets at Layer 3.
2. A certain router runs IS-IS and its output information is shown in the figure. Which of the following statements is correct? (Multiple choice)
A) The S4/0/0 interface of this router has established the neighbor relationship of Level1-1 and Level-2 at the same time
B) The S4/0/0 interface of this router only establishes the neighbor relationship of Level1-1
C) The GE0/0/0 interface of this router has established the neighbor relationship of Level1-1 and Level1-2 at the same time
D) The GE0/0/0 interface of this router only establishes the neighbor relationship of Level1-1
3. Using route aggregation in BGP will cause the AS_Path attribute to be lost, which may cause the risk of loops.
A) FALSE
B) TRUE
4. Which of the following descriptions about configuring the set-overload command in IS-IS is correct?
A) This command is used to set the overload flag bit of non-pseudo-node LSP
B) This command is used to specify that the Hello message sent after the device restarts carries the SA bit
C) This command allows the device to set the time for the system to maintain the overload flag according to the state of BGP convergence
D) This command is used to enable IS-IS to automatically calculate the interface cost according to the bandwidth
5. Please match the following VRRP status with the corresponding working mechanism
Solutions:
| Question # 1 Answer: B,C | Question # 2 Answer: A,C | Question # 3 Answer: B | Question # 4 Answer: A | Question # 5 Answer: Only visible for members |
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