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H3C H3CSE-Routing & Switching GB0-392

GB0-392

Exam Code: GB0-392

Exam Name: H3CSE-RS-NSO

Updated: Aug 09, 2026

Q & A: 475 Questions and Answers

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H3C GB0-392 Exam Syllabus Topics:

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

                                        H3CSE-RS-NSO Sample Questions:

                                        1. 下列关于 H323 终端的描述错误的是。

                                        A) 普通 PSTN 电话是一个标准的 H323 终端设备
                                        B) 普通的 H323 终端有可能不支持传真功能
                                        C) 连接在 PSTN 电话网上的传真机是一个标准的 H323 终端设备
                                        D) 普通的 H323 终端有可能不支持视频功能


                                        2. 用户想设计一个 H323 网络,要求所有呼叫权限统一集中控制,下列哪些组件不是必须的 ?

                                        A) 网关
                                        B) MCU
                                        C) 终端
                                        D) 网守


                                        3. 如果用户错误配置了包过滤策略,过滤了所有的 TCP 报文,则 H323 网络中呼叫会出现什么情况 ?

                                        A) 所有呼叫会中止在 RAS 阶段
                                        B) 所有呼叫会中止在 H245 阶段
                                        C) 所有呼叫会中止在 Q.931 阶段
                                        D) 不影响终端之间的呼叫


                                        4. 在 ONU 的注册过程中,通过广播信道发送的 MPCP 控制消息包括。(选择一项或者多项)

                                        A) 发现 GATE
                                        B) 普通 GATE
                                        C) Register
                                        D) Register Ack
                                        E) Report
                                        F) Register_Req


                                        5. 在 MSR 路由器上使用命令:
                                        Dis qos wfq interface GigabitEthernet 0/1
                                        得到如下信息:
                                        Interface: GigabitEthernetO/1
                                        Output queue: ( Urgent queuing: Size/Length/Discards ) 0/100/0
                                        Output queue: ( Protocol | queuing: Size/Length/Discards ) 0/500/0
                                        Output queue: ( Weighted Fair queuing : Size/Length/Discarcds ) 1023/1024/52719
                                        Hashed b DSCP
                                        Hashed queues 1/2/64 ( Active/Max active/Total )
                                        则以下说法中正确的是。

                                        A) 历史激活过的最大队列数是 2
                                        B) 当前激活的队列数是 2
                                        C) 端口使用 WFQ 队列,权重类型为 IP 优先级
                                        D) 队列最大长度为 1024 ,当前有数据拥室,并且有丢包
                                        E) 端口使用 WFQ 队列,权重类型为 DSCP


                                        Solutions:

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

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