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H3C GB0-520

GB0-520

Exam Code: GB0-520

Exam Name: Building Secure Virtual Private Networks

Updated: Aug 31, 2026

Q & A: 319 Questions and Answers

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H3C GB0-520 Exam Syllabus Topics:

SectionObjectives
Topic 1: GRE and Tunnel Technologies- GRE tunneling
  • 1. GRE encapsulation mechanism
    • 2. Use cases for GRE tunnels
      Topic 2: VPN Troubleshooting- Diagnostics tools and methods
      • 1. Connectivity testing
        • 2. Log analysis and debugging
          - Common VPN issues
          • 1. IKE negotiation failures
            • 2. Tunnel establishment problems
              Topic 3: SSL VPN- SSL VPN principles
              • 1. SSL/TLS handshake basics
                • 2. Clientless vs client-based SSL VPN
                  - SSL VPN configuration
                  • 1. Access control policies
                    • 2. User authentication methods
                      Topic 4: IPsec VPN- IPsec fundamentals
                      • 1. AH and ESP protocols
                        • 2. IKE negotiation process
                          - IPsec configuration and deployment
                          • 1. Common deployment scenarios
                            • 2. Policy-based vs route-based VPN
                              Topic 5: Security and Policy Control- Traffic filtering and policies
                              • 1. Firewall integration with VPN
                                • 2. ACL-based control
                                  Topic 6: VPN Fundamentals- VPN concepts and architectures
                                  • 1. Site-to-site vs remote access VPN
                                    • 2. VPN tunneling principles
                                      - Encryption and security basics
                                      • 1. Symmetric vs asymmetric encryption overview
                                        • 2. Hashing and integrity mechanisms
                                          Topic 7: MPLS VPN Basics- MPLS VPN concepts
                                          • 1. PE and CE roles
                                            • 2. VRF and route separation

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