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Huawei H12-821_V1.0-ENU Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| IS-IS Core Knowledge | 8% | - IS-IS routing and configuration - IS-IS protocol fundamentals |
| Routing and Traffic Control | 10% | - Traffic engineering and control - Routing policy and filtering |
| Large-scale WLAN Networking Architecture | 6% | |
| Network Security Basics | 9% | - AAA and access control - Security defense technologies - ACL and packet filtering |
| Network Service and Management | 2% | |
| Routing Basics | 3% | |
| Multicast Basics | 9% | - IGMP and PIM protocols - Multicast principles |
| IPv6 Core Knowledge | 3% | - IPv6 routing protocols - IPv6 addressing and header |
| OSPF Core Knowledge | 16% | - OSPF route calculation and selection - OSPF configuration and troubleshooting - OSPF principles and operation |
| Network Solutions | 2% | |
| BGP Core Knowledge | 17% | - BGP route selection and control - BGP concepts and attributes - BGP deployment and optimization |
| Network Reliability Basics | 8% | - High availability design - VRRP and redundancy - BFD and fault detection |
| Switching Core Knowledge | 7% | - Link aggregation - VLAN and trunking - Spanning Tree Protocol |
Huawei HCIP-Datacom-Core Technology V1.0 Sample Questions:
1. When configuring BGP, if such an alarm is generated: "BGPI6ESTABLISHED:OID[oid] The BGP FSM enters the Establishedstate , which of the following description is correct?
A) Explain that such alarms are generated due to TCP problems
B) Explain that there is a problem in the negotiation of OPEN packets between BGP neighbors
C) Indicates that the BGP neighbor has been established
D) The warning message is abnormal and must be dealt with
2. In the N+1 backup network of WLAN, which of the following statements about the application of option43 is correct? (Multiple choice)
A) To configure the option 43 field, you need to notify the AP of the IP addresses of its active AC and standby AC, and also need to notify the IP addresses of other active AC.
B) If the AC with the IP address advertised by option 43 does not respond to the AP, the AP will immediately fail to discover the AC
C) The command to configure the IP addresses of the active AC and the standby AC in the option43 parameter field of the DHCP server is option43 sub-0ption 2 ip-address ip-address &<1-8>
D) After configuring the option 43 field, the AP will only send unicast Discovery Request messages to the AC IP address advertised by option 43
3. Which of the following descriptions about Network-Summary-LSA is correct? (Multiple choice)
A) The Net mask in the Network-Summary-LSA is set to the network mask of the destination network segment
B) The Link State ID in the Network-Summary-LSA is set to the IP address of the destination network
C) Network-Summary-LSA is generated by ASBR
D) The Metric in the Network-Summary-LSA is set to the cost value from the ABR to the destination network segment
4. Which of the following descriptions about BGP route aggregation is wrong?
A) Route aggregation is a mechanism for merging multiple routes. It reduces the size of the routing table by only sending the aggregated route to the peer instead of sending all the specific routes.
B) In order to avoid routing loops that may be caused by route aggregation, BGP designed the AS_Set attribute
C) For IPv6, BGP supports both manual aggregation and automatic aggregation
D) Manual aggregation can control the attributes of aggregated routes and decide whether to publish specific routes
5. When a router running IS-IS finds that the LSDB is out of sync, what kind of message will it send to request its neighbors to send a new LSP?
A) Hello
B) CSNP
C) PSNP
D) LSP
Solutions:
| Question # 1 Answer: C | Question # 2 Answer: C,D | Question # 3 Answer: A,B,D | Question # 4 Answer: C | Question # 5 Answer: C |
