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H3C GB0-800 Exam Syllabus Topics:
| Section | Objectives |
| Topic 1: Network Security and Reliability | - High availability technologies
- 1. Link aggregation and failover mechanisms
- 2. VRRP and redundancy design
- Network security mechanisms
- 1. Device hardening principles
- 2. Traffic filtering and policy control
|
| Topic 2: IP Services and Network Services | - DHCP and DNS services
- 1. DNS resolution workflow
- 2. DHCP relay and allocation process
- NAT and ACL
- 1. Access control policy design
- 2. Source NAT and destination NAT
|
| Topic 3: IP Routing Technologies | - Routing protocols
- 1. BGP fundamentals and path selection
- 2. OSPF multi-area design and LSDB
- Static and dynamic routing
- 1. Routing table behavior and longest prefix match
- 2. Route redistribution concepts
|
| Topic 4: Network Troubleshooting and Optimization | - Fault diagnosis methodology
- 1. Packet analysis fundamentals
- 2. Layered troubleshooting approach
- Performance optimization
- 1. QoS principles and traffic prioritization
- 2. Latency and congestion analysis
|
| Topic 5: Network Fundamentals and Architecture | - OSI and TCP/IP model principles
- 1. Layer functions and encapsulation
- 2. Protocol stack behavior and interactions
- Enterprise network architecture design
- 1. High availability design principles
- 2. Hierarchical network design (core/distribution/access)
|
| Topic 6: LAN Switching Technologies | - VLAN and trunking
- 1. 802.1Q tagging and VLAN segmentation
- 2. Inter-VLAN communication methods
- Spanning Tree Protocol
- 1. STP/RSTP/MSTP operations
- 2. Loop prevention and convergence optimization
|