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Updated: Jul 29, 2026
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H3C GB0-392 Exam Overview:
| Certification Vendor: | H3C |
| Exam Name: | Network Security and Optimization |
| Exam Number: | GB0-392 |
| Related Certifications: | H3CSE-Routing & Switching H3CNE-RS+ H3CIE-RS+ |
| Passing Score: | 600/1000 |
| Exam Price: | $135 USD |
| Exam Duration: | 90 minutes |
| Real Exam Qty: | 50 |
| Available Languages: | Chinese, English |
| Certificate Validity Period: | 3 years |
| Exam Format: | Single Choice, Multiple Choice, True/False |
| Recommended Training: | H3C Network Security and Optimization Training |
| Exam Registration: | Prometric ATAC |
| Sample Questions: | H3C GB0-392 Sample Questions |
| Exam Way: | Computer-based, delivered at authorized H3C testing centers or via online proctoring |
| Pre Condition: | Valid H3CNE-RS+ certificate or equivalent knowledge; recommended to hold H3CSE-Routing & Switching certification |
| Official Syllabus URL: | https://www.h3c.com/en/Training_Certification/Technical_training___certification/Certification_Project/Senior/H3CSE-RS-NSO/ |
H3C GB0-392 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Network Security Architecture and Optimization | 20% - 25% | - Security threat analysis and defense
|
| Network Service Optimization | 15% - 20% | - Performance monitoring and analysis
|
| High Availability and Reliability Technologies | 10% - 15% | - Fast convergence and recovery mechanisms
|
| Secure Optimized WAN Overview | 10% - 15% | - Enterprise network architecture models
|
| Quality of Service Optimization | 15% - 20% | - Traffic classification, marking and policing - QoS models and mechanisms
|
| IPv6 Transition and Optimization | 10% - 15% | - Transition technologies
|
H3CSE-RS-NSO Sample Questions:
1. B. GP MPLS VPN 网络中, P 设备上存在下列哪些表项。
A) 公网路由表
B) 公网标签转发表
C) 私网标签转发表
D) 私网路由表
2. 用户的私网报文在 BGP MPLS VPN 网络中转发时,下列哪些参数将可能出现在用户的私网报文中 ?
A) 私网标签
B) RT
C) RD
D) 公网标签
3. AAA 支持的授权方式。
A) 本地授权
B) RADIUS 授权
C) HWTACACS 授权
D) 直接授权
4. 如果用户错误配置了包过滤策略,过滤了所有的 UDP 报文,则 H323 网络中呼叫会出现什么情况 ?
A) 不影响终端之间的呼叫
B) 所有呼叫会中止在 RAS 阶段
C) 所有呼叫会中止在 Q.931 阶段
D) 所有呼叫会中止在 H245 阶段
5. 关于 CBQ 说法正确的
A) 包含 1 个缺省队列,用来支撑 BE 业务,使用 WFQ 队列调度
B) 包含 1 个 LLQ ,用来支撑 EF 业务,被绝对优先发送,保证时延
C) 是一种 QoS 策略实现的拥塞管理技术
D) 包含 1 个 BQ ,用来支撑 AF 业务,保证队列的宽带及可控的时延
Solutions:
| Question # 1 Answer: A,B | Question # 2 Answer: A,D | Question # 3 Answer: A,B,C,D | Question # 4 Answer: B | Question # 5 Answer: B,C |
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