Huawei : H12-221-ENU Questions & Answers
Updated: Aug 29, 2026
No. of Questions: 597 Questions & Answers with Testing Engine
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Huawei H12-221-ENU Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| OSPF Routing Protocol | 22% | - OSPF route summarization and filtering - OSPF special configurations and troubleshooting - OSPF neighbor and adjacency establishment - OSPF area types and LSA types - OSPF basic principles and characteristics |
| Routing Control | 13% | - IP prefix list and access control list - Route redistribution between protocols - Routing policy and filter policy |
| Switching Technologies | 15% | - RSTP and MSTP protocols - Advanced switch features and security - Eth-Trunk technology and configuration |
| IS-IS Routing Protocol | 18% | - IS-IS link state database and route calculation - IS-IS level-1 and level-2 routing - IS-IS basic concepts and network structure - IS-IS route control and optimization |
| IP Multicast | 10% | - IGMP protocol and operations - PIM-DM and PIM-SM mechanisms - Multicast principles and addresses |
| BGP Routing Protocol | 22% | - BGP basic principles and session establishment - BGP path attributes and route selection rules - BGP route policy and filtering - BGP confederation and route reflector |
Huawei HCIP-Routing&Switching-IERS(Huawei Certified ICT Professional-Implementing Enterprise Routing and Switching Network) Sample Questions:
Question 1
How many types can the Hello packets of ISIS be divided into? (Multiple Choice)
A. Level-3 LAN IIH
B. Level-1 LAN IIH
C. Level-2 LAN IIH
D. P2P LAN IIH
Question 2
By default, the BGP speaker must set up an IBGP connection with other BGP peers so that IBGP peers can successfully advertise the routing information. In this manner, IBGP peers are interconnected throughout the AS.
A. True
B. False
Question 3
peer command can be used to manually specify neighbors on an OSPF NBMA network.
A. FALSE
B. TRUE
Question 4
Which is correct about OSPF AS-External-LSA? (Multiple choices)
A. Link State ID is set as the destination network segment address.
B. Link State ID and the Advertising Router can uniquely identify an AS-External-LSA.
C. Advertising Router is set to ASBR Router ID.
D. Net mask is set to all 0.
Question 5
The default value of the ospf dr-priority command is 1, which ranges from 0 to 255.
A. FALSE
B. TRUE
Solutions:
| Question 1 Answer: B,C,D | Question 2 Answer: A | Question 3 Answer: B | Question 4 Answer: A,C | Question 5 Answer: B |
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