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Huawei H12-221-ENU Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Routing Control | 13% | - Route redistribution between protocols - IP prefix list and access control list - Routing policy and filter policy |
| OSPF Routing Protocol | 22% | - OSPF route summarization and filtering - OSPF area types and LSA types - OSPF special configurations and troubleshooting - OSPF neighbor and adjacency establishment - OSPF basic principles and characteristics |
| IP Multicast | 10% | - PIM-DM and PIM-SM mechanisms - IGMP protocol and operations - Multicast principles and addresses |
| BGP Routing Protocol | 22% | - BGP route policy and filtering - BGP confederation and route reflector - BGP path attributes and route selection rules - BGP basic principles and session establishment |
| Switching Technologies | 15% | - Eth-Trunk technology and configuration - RSTP and MSTP protocols - Advanced switch features and security |
| IS-IS Routing Protocol | 18% | - IS-IS level-1 and level-2 routing - IS-IS route control and optimization - IS-IS link state database and route calculation - IS-IS basic concepts and network structure |
Huawei HCIP-Routing&Switching-IERS(Huawei Certified ICT Professional-Implementing Enterprise Routing and Switching Network) Sample Questions:
Question 1
When you view the configuration on the root switch that runs the MSTP domain on the network, the following command is obtained. As shown in the figure, the network size of the MSTP domain where the root switch resides is estimated.
A. Less than 10 units
B. Less than 40 units
C. Less than 20 units
D. Less than 30 units
Question 2
Regarding the description of PIM-DM, which is wrong?
A. PIM-DM assumes that at least one receiving site interested in the multicast source exists in each subnet in the network.
B. PIM-DM is called protocol independent multicast-dense mode and belongs to dense mode multicast routing protocol.
C. PIM-DM does not have periodic diffusion and pruning
D. PIM-DM uses the GRAFT grafting mechanism to actively resume the forwarding of multicast packets.
Question 3
Which of the following description of MED is incorrect? (Multiple Choice)
A. MED affects the flow from the AS
B. MED can only be transmitted within this AS.
C. MED is an optional non-transition property.
D. The default value of MED is 0.
Question 4
When two routers establish a logical BGP peer through multiple physical links, you must use the peer connect-interface command.
A. False
B. True
Question 5
In OSPF, the selected DR and BDR in the broadcast type network listen for 224.0.0.5 addresses and 224.0.0.6 addresses.
A. False
B. True
Solutions:
| Question 1 Answer: D | Question 2 Answer: C | Question 3 Answer: C,D | Question 4 Answer: B | Question 5 Answer: B |
