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| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Network Solutions and Design | 5% | - Enterprise network design principles - Typical network architecture and solution |
| Topic 2: Network Security | 8% | - AAA authentication - ACL and packet filtering - Attack defense and security policy |
| Topic 3: Ethernet Switching Technologies | 7% | - VLAN principles and configuration - Link aggregation and stack technology - Spanning Tree Protocol |
| Topic 4: Network Reliability | 7% | - BFD technology - Device redundancy and link backup - VRRP protocol |
| Topic 5: Multicast Technologies | 9% | - Multicast basic concepts - PIM protocol - IGMP protocol |
| Topic 6: Routing Basics | 3% | - Routing table composition and selection rules - Routing concepts and classification |
| Topic 7: Routing and Traffic Control | 10% | - Route import and redistribution - Policy-based routing - Routing policy and filtering |
| Topic 8: IPv6 Technologies | 3% | - IPv6 routing protocols - IPv6 address structure and configuration |
| Topic 9: OSPF Fundamentals | 16% | - OSPF special applications and troubleshooting - OSPF configuration and optimization - OSPF principles and operation mechanisms |
| Topic 10: IS-IS Fundamentals | 8% | - IS-IS configuration and deployment - IS-IS protocol principles |
| Topic 11: WLAN Basics | 2% | - WLAN technology principles - WLAN deployment and optimization |
| Topic 12: Network Service and Management | 5% | - Network management and monitoring - DHCP and DNS services |
| Topic 13: BGP Fundamentals | 17% | - BGP configuration and policy application - BGP route attributes and selection - BGP characteristics and working principles |
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NEW QUESTION # 286
Which of the following statements regarding the BGP error display of a router false?
Answer: C
NEW QUESTION # 287
On an OSPF network, two directly connected routers fail to establish a neighbor relationship. The display ospf error command is run on one of the routers, and the command output is as follows:
Based on the command output, which of the following is the cause of the problem?
Answer: C
NEW QUESTION # 288
What does the display current-configuration | include vlan command mean?
Answer: B
NEW QUESTION # 289
Which of the following descriptions about the ACL matching mechanism are correct? (Multiple choice)
Answer: B,C
NEW QUESTION # 290
By default, VRRP on Huawei AR routers runs in preemption mode.
Answer: B
NEW QUESTION # 291
......
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