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H3C GB0-371 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Network Management and Maintenance | 5% | - SNMP and RMON - Common fault diagnosis methods - Traffic monitoring and troubleshooting |
| Topic 2: Campus Network Architecture and Design | 15% | - Core, aggregation and access layer characteristics - High-performance campus network requirements - Hierarchical network design model |
| Topic 3: Multicast in Campus Networks | 10% | - IGMPv1/v2/v3 operation - Multicast deployment and optimization - PIM-SM and PIM-DM basics |
| Topic 4: Spanning Tree Protocols | 15% | - MSTP principles, regions and instances - RSTP concepts and configuration - MSTP optimization and protection |
| Topic 5: VLAN and VLAN Extension Technologies | 20% | - Protocol-based VLAN and IP-subnet VLAN - VLAN principles and configuration - VLAN mapping and VLAN translation - QinQ technology and application |
| Topic 6: High Availability Technologies | 20% | - VRRP protocol and deployment - Link aggregation (LACP/static) - Device-level redundancy mechanisms - BFD and fast failure detection |
| Topic 7: Campus Network Security | 15% | - DHCP snooping and ARP protection - Storm control and traffic filtering - Port security and MAC address control - 802.1X authentication |
H3C Constructing H3C High-Performance Campus Networks Sample Questions:
1. 如图,各交换机启用 RSTP ,假设各链路开销值相同,则下列说法正确的
A) 网络计算收敛不需要等待两倍的 ForwardDelay 时间
B) 如果将 SWB 和 SWC 的 RSTP 均取消,则 SWA 的端口 E0/2 将会成为 Backup 端口
C) 如果在 SWB 上取消 RSTP ,则 SWC 的端口 E0/1 将成为根端口
D) SWB 的端口 E0/1 为 Alternate 端口
2. 如题图组网, SWA 、 SWB 和 SWC 启用 STP ,且 SWB 的 MAC 地址小于 SWA 的 MAC 地址如果拓扑收敛, SWB 的桥优先级设置为 0 ,则下列说法正确的有
A) SWA 会立即确定端口 E0/1 为根端口
B) SWC 收到 SWB 发送的配置 BPDU 后,不会马上进行更新,而会等待本地保存的配置 BPDU 老化后再进行更新
C) 默认 30 秒后拓扑会重新实现收敛
D) 优先级调整后, SWB 会立即从端口 E0/1 和 E0/2 发送以自己为根的配置 BPDU
3. 对关于 SNMP v3 的架构说法描述正确的有
A) SNMP Manager 要么具有生成器,要么具有只是接收器
B) SNMP 应用包含命令生成器,命令响应器,指示生成器,指示接收器,代理转发器等
C) SNMP 引擎包含调度器,消息处理子系统,安全子系统和访问控制子系统
D) 一个 SNMP 实体可能即是 SNMP Manager 也是 SNMP Agent
4. 下列关于 PIMSM 中 RP 选举的表述,正确的有
A) - 个组播组可以选择多个 RP 进行负载分担
B) 一个 RP 可以为多个组播组服务
C) BSR 收集宣告报文信息后,将其汇总为 RP-Set ,并组播发送
D) C-RP 路由器周期性发送的宣告报文信息包括 C-RP 地址、优先级以及其服务的组播组范围等信息
5. 三层交换机收到数据帧进行二 / 三层转发判
A) 如果数据帧的目的 MAC 地址是本交换机的 VLAN 接口 MAC 地址,交换机做三层转发
B) 如果数据帧的目的 IP 地址和源 IP 地址不是同一网段,则交换机査找路由表做三层转发
C) 如果数据帧的目的 MAC 地址不是本交换机的 VLAN 接口 MAC 地址,交换机査找 MAC 地址表做 VLAN 内二层转发
D) 如果数据帧的目的 IP 地址和源 IP 地址是同一网段,则交换机做二层转发
Solutions:
| Question # 1 Answer: A,B,C,D | Question # 2 Answer: A,C,D | Question # 3 Answer: A,B,C,D | Question # 4 Answer: B,C,D | Question # 5 Answer: A,C |
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