Exam Name: H3CSE-RS-NSO
Certification Provider: H3C
Corresponding Certification: H3CSE-Routing & Switching
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Updated: Sep 16, 2026
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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% | - Service optimization strategies
|
| Quality of Service Optimization | 15% - 20% | - Queue scheduling and congestion management - QoS models and mechanisms
|
| High Availability and Reliability Technologies | 10% - 15% | - Network redundancy design
|
| Secure Optimized WAN Overview | 10% - 15% | - Enterprise network architecture models
|
| IPv6 Transition and Optimization | 10% - 15% | - Transition technologies
|
H3CSE-RS-NSO Sample Questions:
两台路由器间配置 IPSec polic ,将策略下发到相应接口上后,使用 ping 命令检查被保护数据流互通性,发现数据 100% 通过。使用 displa ike sa 和 displa ipsec sa 命令,显示为 IPSec SA 未建立。则 IPSec 配置失败原因在于。（选择一项或多项)
- A. IPSec proposal 中使用了隧道模式,而被保护数据流是网段到网段的数据
- B. IKE 的 pre-shared-ke 配置不匹配
- C. ACL 配置不正确
- D. 使用的是 IKE 野蛮模式
Correct Answer: C 🗳️
下列关于 AH （ Authentication Header ,验证头)和 ESP （ Encapsulating Securlt Paload ,封装安全载荷)的描述正确的有。（选择一项或多项)
- A. 两者都可以提供数据源验证以及可选的抗重播服务
- B. 两者都可以同时使用
- C. 两者都可以提供机密性保护
- D. 两者都可以提供数据的完整性保护
Correct Answer: A,B,D 🗳️
下列关于 GRE 和 BGP MPLS VPN 的说法正确的有。
- A. GRE 隧道需要静态配置建立, BGP MPLS VPN 的 MPLS 隧道动态建立
- B. GRE 的私网用户之间只能运行静态路由协议, BGP MPLS VPN 的私网用户之间运行 BGP 动态路由协议
- C. 它们都是 VPN 技术
- D. 它们都采用可隧道技术实现 VPN
Correct Answer: A,C,D 🗳️
某公司员工经常在外出差,为便于访问公司资源,他应该采用如下哪种 L2TP 接入和认证方式
- A. LNS 认证
- B. 客户 LAC 模式
- C. 独立 L2TP 模式
- D. LAC 认证
Correct Answer: A,B 🗳️
关于 VoIP 电话系统中的回声,下列描述哪些是正确的 ?
- A. 语音网关设备本身并不带来新的回波,但由于 IP 网络带来网络时延,加大了回波时延,导致原来感觉不到的回波,在 VoIP 网络中变成能被感觉的回声。
- B. 回声分为电学回声和声学回声,传统的电话系统中的电学回声主要是由于二、四线换阻抗不匹配引起的
- C. VoIP 网络,回声与编码的选择有关系,压缩比越大的编码在网络中相对回声越大。
- D. 语音网关设备在执行模数转换时可能会引入回声,但可以在语音网关中配置回声抑制功能降低这种影响。
Correct Answer: A,B 🗳️
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