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Updated: Sep 13, 2026
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H3C GB0-390 Exam Overview:
| Certification Vendor: | H3C |
|---|---|
| Exam Name: | Building Secure WAN Optimization |
| Exam Number: | GB0-390 |
| Exam Price: | $135 USD |
| Passing Score: | 600 / 1000 |
| Available Languages: | English, Chinese |
| Certificate Validity Period: | 3 years |
| Related Certifications: | H3CSE-RS H3CNE-RS+ H3CIE-RS+ |
| Exam Format: | True/False, Fill-in-the-blank, Multiple-choice (single/multiple answer) |
| Exam Duration: | 60 minutes |
| Real Exam Qty: | 50 |
| Recommended Training: | Building Secure WAN Optimization v1.0 Official Course |
| Exam Registration: | H3C Certification Portal Prometric Registration |
| Exam Way: | Onsite proctored at authorized test centers (Prometric, ATAC) |
| Pre Condition: | Recommended to hold valid H3CNE-RS+ or equivalent entry-level certification; no strict mandatory requirement |
| Official Syllabus URL: | https://www.h3c.com/en/Training_Certification/ |
H3C GB0-390 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Remote Access & Broadband Technologies | 20% | - WAN connection requirements and technologies - ADSL / ADSL2/2+ principles, configuration and troubleshooting |
| VPN Technologies | 30% | - IPsec VPN principles and deployment - Traditional VPN fundamentals - SSL VPN architecture and configuration - GRE over IPsec and advanced VPN combinations |
| WAN Optimization & Maintenance | 5% | - Common WAN fault diagnosis - Performance optimization and monitoring |
| VoIP & Multimedia Basics | 10% | - H.323 and SIP protocol fundamentals - VoIP system architecture and call flow - Bandwidth and delay optimization for voice |
| Network Security Enhancement | 20% | - Firewall and access control in WAN - Security policy deployment and maintenance - WAN security risks and protection strategies |
| Quality of Service (QoS) | 15% | - Congestion management and scheduling - QoS models and mechanisms - Traffic classification, marking and policing |
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