Instant Download Huawei : H12-221-ENU
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Huawei H12-221-ENU Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| IP Multicast | 10% | - PIM-DM and PIM-SM mechanisms - IGMP protocol and operations - Multicast principles and addresses |
| IS-IS Routing Protocol | 18% | - IS-IS level-1 and level-2 routing - IS-IS route control and optimization - IS-IS basic concepts and network structure - IS-IS link state database and route calculation |
| 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 |
| Switching Technologies | 15% | - Advanced switch features and security - Eth-Trunk technology and configuration - RSTP and MSTP protocols |
| Routing Control | 13% | - Routing policy and filter policy - Route redistribution between protocols - IP prefix list and access control list |
| OSPF Routing Protocol | 22% | - OSPF neighbor and adjacency establishment - OSPF area types and LSA types - OSPF special configurations and troubleshooting - OSPF route summarization and filtering - OSPF basic principles and characteristics |
Huawei HCIP-Routing&Switching-IERS(Huawei Certified ICT Professional-Implementing Enterprise Routing and Switching Network) Sample Questions:
IGMPv1 stipulates that when there are multiple routers in the shared network, the IGMP protocol itself selects the querier.
- A. True
- B. False
Correct Answer: B 🗳️
Which of the following descriptions is correct about BGP Local-Preference? (Multiple choice)
- A. BGP route the default value of Local-Preference is 100.
- B. In BGP routing rules, the priority of MED is higher than Local-Preference, that is the priority is compared with MED.
- C. BGP Local-Preference is usually used in the routing rule policy to control how data flows into As
- D. In BGP routing rules, the priority of Preferred-Value is higher than Local-Preference, that is the priority is compared with Preferred-Value.
Correct Answer: A,D 🗳️
Which of the following is not a recognized attribute in a BGP route attribute?
- A. MED
- B. AS_PATH
- C. Local_Pref
- D. Origin
Correct Answer: A 🗳️
In the NBMA network, the unicast packets are? (Multiple choice)
- A. LSR packet
- B. DD packet
- C. LSU packet
- D. Hello packet
Correct Answer: A,D 🗳️
Which of the following description is wrong about the routing selection tool?
- A. The prefix list (ip-prefix) matches the destination address of the routing information or directly acts on the router object (gateway).
- B. route-policy is a powerful filtering tool, but it can only match routes and packets and cannot be used to modify routing attributes or packet forwarding behavior.
- C. An access control list (ACL) is used to match routing information or the address of a packet, and to filter out routing information or packets that do not meet the criteria.
- D. The community-filter is used to match the community attributes of BGP routing information and can only be used to filter BGP routes.
- E. as-path-filter is used to match the AS-PATH attribute in BGP routing information, so it can only be used to filter BGP routes.
Correct Answer: D 🗳️
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