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Huawei H12-221-ENU Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Switching Technologies | 15% | - Advanced switch features and security - RSTP and MSTP protocols - Eth-Trunk technology and configuration |
| BGP Routing Protocol | 22% | - BGP confederation and route reflector - BGP route policy and filtering - BGP basic principles and session establishment - BGP path attributes and route selection rules |
| OSPF Routing Protocol | 22% | - OSPF special configurations and troubleshooting - OSPF route summarization and filtering - OSPF basic principles and characteristics - OSPF area types and LSA types - OSPF neighbor and adjacency establishment |
| Routing Control | 13% | - Routing policy and filter policy - Route redistribution between protocols - IP prefix list and access control list |
| IS-IS Routing Protocol | 18% | - IS-IS link state database and route calculation - IS-IS route control and optimization - IS-IS level-1 and level-2 routing - IS-IS basic concepts and network structure |
| IP Multicast | 10% | - PIM-DM and PIM-SM mechanisms - Multicast principles and addresses - IGMP protocol and operations |
Huawei HCIP-Routing&Switching-IERS(Huawei Certified ICT Professional-Implementing Enterprise Routing and Switching Network) Sample Questions:
Question 1
Which of the description about the port isolation of Huawei switch provides the function of configuring port isolation?
A. Interface unidirectional isolation supports mixed isolation of four types of interfaces: E, GE, XGE, and Eth-Trunk. However, it does not support unidirectional isolation of an interface from itself, unidirectional isolation of an interface from a management network interface, and Eth-Trunk and its member interfaces. One-way isolation.
B. If it is isolated from interface B on interface A, the packets sent from interface A cannot reach interface B, but the packets sent from interface B can reach interface A.
C. The port isolation mode can be configured as Layer 2 and Layer 3 isolation or Layer 2 isolation as Layer 3 interworking.
D. Huawei switches support 64 isolation groups, numbered 0~63.
Question 2
When the Hold Time supported by the two BGP neighbors are inconsistent, the neighbors negotiate the lowest Hold Time interval that the two ends can support.
A. True
B. False
Question 3
Which can have ability to define a set of BGP attributes with a public destination address?
A. MED
B. AS_PATH
C. Origin
D. Community
Question 4
Which of the following protocols support the multicast ASM model? (Multiple choice)
A. PIM-SSM and IGMPV3
B. PIM-SM and IGMPV2
C. PIM-DM and IGMPV2
D. MBGP and MSDP
Question 5
Which of the following description of the OSPF authentication command is correct?
A. ospf authentication-mode simple Huawei and ospf authentication-mode simple plain Huawei command is equivalent
B. Configure passwords on both the area and the interface, which is based on the password configured on the area.
C. You can use cipher text instead when you enter your password. The effect is equivalent.
D. ospf authentication-mode md5 1 Huawei and ospf authentication-mode md5 1 plain Huawei command is equivalent
Solutions:
| Question 1 Answer: D | Question 2 Answer: A | Question 3 Answer: D | Question 4 Answer: B,C | Question 5 Answer: A,C |
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