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H3C GB0-342 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: WLAN Survey and Design | 15% | - Site survey process and tools - AP placement and antenna selection - Frequency planning and interference avoidance - Capacity and coverage design principles |
| Topic 2: WLAN Product Operation and Maintenance | 15% | - Device management and monitoring - Configuration backup and upgrade - Performance monitoring and reporting - System logging and alarm handling |
| Topic 3: Wireless Technology System and Theory | 20% | - WLAN security mechanisms - WLAN service models and QoS - 802.11 protocol architecture and standards - RF principles and propagation characteristics |
| Topic 4: WLAN Solutions | 15% | - Typical industry application scenarios - Indoor and outdoor WLAN deployment - High-density and roaming solutions - WLAN integration with wired networks |
| Topic 5: WLAN Optimization Introduction | 5% | - Interference mitigation techniques - Performance optimization methods - Capacity and coverage tuning |
| Topic 6: Wireless Product Troubleshooting and Management | 10% | - Common connection and authentication issues - Radio signal and interference problems - Roaming failure diagnosis - Controller-AP communication faults |
| Topic 7: H3C Wireless Product Features and Configuration | 20% | - Radio and VLAN configuration - User access and authentication setup - Basic WLAN service deployment - WLAN controller and AP hardware specifications |
H3CSE-WLAN Sample Questions:
1. 以下关于数字带宽与模拟带宽的说法正确的是
A) 数字带宽是指在单位时间内发送的信息量,通常单位为比特每秒（ bps )而在数据通信系统中实际的吞吐量通常大于系统的数字带宽。
B) 模拟带宽是指模拟电子系统中的频率范围,通常单位为赫兹（ Hz )。
C) 在无线通信系统中,数字传输最大速率受限于模拟信道的带宽。
D) 在信道带宽一定的情况下,实际的信道容量主要取决于通信系统信噪比以及采用的调制,传输技术等因素。
2. 对于分层 AC 功能描述正确的是 ____ 。
A) Central AC 与 LocalAC 不能跨越公网互联。
B) CentralAC 负责整个无线网络的管理, LocalAC 负责 AP 的接入并转发数据流量
C) 分层 AC 架构提供了一种集中管理与分布式控制相结合的机制。
D) 分层 AC 在保证性能的基础上提高了无线网络的可维护性和可扩展性。
3. 无线定位 AP 部署可以采取哪些方式 ?
A) 三角部署
B) 左右分开部署
C) 均匀部署
D) 不要靠近墙角／障碍物
4. FIT AP 组网,无线控制器和 PAP 的部署方式有
A) FIT AP 与无线交换机之间跨越 L3 网络
B) FIT AP 与无线交换机之间跨越广域网组网
C) FIT AP 与无线交换机之间直接相连,用于小型 FIT AP 网络
D) FIT AP 与无线交换机之间跨越 L2 网络组网
5. 关于 802.11 的 MAC 层,说法正确的是
A) 控制帧是协助发送数据帧的控制报文,例如 RTS 、 CTS 、 ACK 等。
B) 802.11 的 MAC 报文分为数据帧、控制帧和管理帧。
C) 802.11 的 MAC 层负责客户端和 AP 之间的通讯,主要功能包括扫描、认证、关联等。
D) 管理帧负责 STA 和 AP 之间的能力级交互,认证,关联等管理工作,例如 Beacon 帧就是管理帧的一种
Solutions:
| Question # 1 Answer: B,C,D | Question # 2 Answer: B,C,D | Question # 3 Answer: A,B,C,D | Question # 4 Answer: A,B,C,D | Question # 5 Answer: A,B,C,D |
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