H3C GB0-392 real exam prep : H3CSE-RS-NSO

  • Exam Code: GB0-392
  • Exam Name: H3CSE-RS-NSO
  • Updated: Aug 09, 2026
  • Q&As: 475 Questions and Answers

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H3C GB0-392 Exam Syllabus Topics:

SectionWeightObjectives
Topic 1: Network Service Optimization15% - 20%- Service optimization strategies
  • 1. Bandwidth utilization improvement
    • 2. Delay and jitter optimization
      - Performance monitoring and analysis
      • 1. Fault diagnosis and location
        • 2. Key performance indicators
          Topic 2: Secure Optimized WAN Overview10% - 15%- Enterprise network architecture models
          • 1. SOA-based network design
            • 2. Hierarchical network structure
              • 3. IToIP architecture
                - H3C enterprise network framework
                Topic 3: High Availability and Reliability Technologies10% - 15%- Fast convergence and recovery mechanisms
                • 1. BFD detection
                  • 2. GR/NSR/NSF
                    - Network redundancy design
                    • 1. Device-level redundancy
                      • 2. Link-level redundancy
                        Topic 4: Quality of Service Optimization15% - 20%- Traffic classification, marking and policing
                        - QoS models and mechanisms
                        • 1. Integrated Services
                          • 2. Differentiated Services
                            - Queue scheduling and congestion management
                            Topic 5: Network Security Architecture and Optimization20% - 25%- Security threat analysis and defense
                            • 1. Common attack types and mitigation
                              • 2. Security policy design
                                - Security deployment and optimization
                                • 1. Access control and identity management
                                  • 2. Firewall and IPS integration
                                    Topic 6: IPv6 Transition and Optimization10% - 15%- IPv6 network security and performance
                                    - Transition technologies
                                    • 1. Tunnel technologies
                                      • 2. Dual-stack

                                        H3CSE-RS-NSO Sample Questions:

                                        1. 下列关于 PKI 工作流程的说法正确的有。

                                        A) 证书由 RA 颁发
                                        B) 实体身份审核由 CA 完成
                                        C) 实体撤销证书需向 CA 申请
                                        D) 证书申请由实体提出


                                        2. 下列关于 EPCN 的说法正确的有

                                        A) EPCN 系统主要部署存有线电视网络的同轴分配网络部分,在 HFC 主干网上主要采用 EPON 技术与之配合。
                                        B) EPCN 属于有源 EoC 技术,用户终端为有源设备,因此避免了没有无源 EoC 技术在组网拓扑上的局限性。
                                        C) EPCN 符合 DOCSIS l.0/1.1/2.013.0 等基于 HFC 的宽带接入规范。
                                        D) EPCN 属于无源 EoC 技术,用户终端为无源设备,系统传输损耗容限较低,从而在一定程度上限制了其应范围。


                                        3. 要清除 ike 建立安全隧道,应该使用下列哪个命令 ?

                                        A) reset ike
                                        B) reset ipsec sa
                                        C) reset ike sa
                                        D) reset ike tunnel


                                        4. Best-Effort 模型有以下 ? 特点

                                        A) 实现简单。节省处理资源,处理速度快
                                        B) 通过队列实现
                                        C) 数据流的宽带、延迟、抖动和丢包可控
                                        D) 区别对待不同类型的业务


                                        5. 在独立 LAC 模式的 L2TP 基本配置中,有关隧道验证功能的描述正确的是

                                        A) 缺省情况下,隧道验证功能处于关闭状态
                                        B) 隧道验证请求可以由 LAC 发起
                                        C) 隧道验证请求不能由 LNS 发起
                                        D) 缺省情况下,隧道验证功能处于开启状态


                                        Solutions:

                                        Question # 1
                                        Answer: C,D
                                        Question # 2
                                        Answer: A,B
                                        Question # 3
                                        Answer: C
                                        Question # 4
                                        Answer: A,B
                                        Question # 5
                                        Answer: B,D

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