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H3C GB0-371 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| VLAN and VLAN Extension Technologies | 20% | - VLAN principles and configuration - Protocol-based VLAN and IP-subnet VLAN - VLAN mapping and VLAN translation - QinQ technology and application |
| High Availability Technologies | 20% | - VRRP protocol and deployment - Link aggregation (LACP/static) - BFD and fast failure detection - Device-level redundancy mechanisms |
| Network Management and Maintenance | 5% | - Common fault diagnosis methods - SNMP and RMON - Traffic monitoring and troubleshooting |
| Campus Network Security | 15% | - 802.1X authentication - Port security and MAC address control - Storm control and traffic filtering - DHCP snooping and ARP protection |
| Spanning Tree Protocols | 15% | - MSTP optimization and protection - MSTP principles, regions and instances - RSTP concepts and configuration |
| Multicast in Campus Networks | 10% | - Multicast deployment and optimization - IGMPv1/v2/v3 operation - PIM-SM and PIM-DM basics |
| Campus Network Architecture and Design | 15% | - High-performance campus network requirements - Hierarchical network design model - Core, aggregation and access layer characteristics |
H3C Constructing H3C High-Performance Campus Networks Sample Questions:
下列关于 SNMP v3 的架构说法正确的有 _____ 。
- A. SNMP 应用包含命令生成器,命令响应器,指示生成器,代理转发器等
- B. 一个 SNMP 实体可能既是 SNMP Manager ,也是 SNMP Agent
- C. SNMP Manager 要么具有命令生成器,要么具有指示接收器
- D. 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
Correct Answer: A,B,D 🗳️
在交换机 SWA 上执行 display interface Ethernet 1/0/2 命令后,输出信息如下 :
[SWA]display interface Ethernet 1/0/2
Ethernet1/0/2 current state: UP
PVID: 10
Mdi type: auto
Link delay is 0(sec)
Port link-type: trunk
VLAN passing: 1 (default vlan), 10
VLAN permitted: 1 (default vlan), 2-4094
Trunk port encapsulation: IEEE 802.1q
Port priority: 0
从以上输出可以判断
- A. 端口 Ethernet1/0/2 只允许 VLAN 1 和 VLAN 10 的数据侦通过
- B. 带有 VLAN1 标签的数据帧离开端口 Ethernet1/0/2 时不会被剥离标签
- C. 当前交换机存在的 VLAN 只有 VLAN1 和 VLAN10
- D. 带有 VLAN20 标签的数据帧进入端口 Ethernet1/0/2 时将被丢弃
Correct Answer: B,C,D 🗳️
关于 Isolate-user-vlan 和 Super VLAN 的配置,下面描述正确的是
- A. 建立 SuperVLAN 和 Sub VLAN 映射关系后,系统将禁止向 Sub VLAN 中添加 / 删除端口以及刪除 VLAN 的操作
- B. SuperVLAN 接口开启本地代理 ARP 功能后可以实现不同 SubVLAN 内的 i 机互通
- C. 建立 Isolate-user-vlan 和 Secondary VLAN 映射关系后,系统将禁止向 Secondary VLAN 中添加 / 删除端口以及删除 VLAN 的操作
- D. Isolate-user-vlan 接口上开启本地代理 ARP 功能后可以实现不同 SecondaryVLAN 内的主机互通
Correct Answer: B,C 🗳️
在如图所示的交换网络中,交换机 SWA 上设置 VLAN10 为 Isolate-userW VLAN2 和 VLAN3 为 VLAN 10 的 Secondary VLAN ；交换机 SWB 上创建 VLAN2-VLAN20 ,并且设置 VLAN20 为 Isolate-user-vlan , VLAN4 为 VLAN20 的 Secondary VLA 按照如图所示设置好各设备的 IP 地址后,下面说法正确的是（选择一项或多项)
- A. SWB 访问 PCA 时,报文从 SWB 的 GigabitEth1/0/4 不带 VLAN Tag
- B. PCA 的报文从 SWA 的 GigabitEthem1/0/3 端口出来,进入 SWB 的 GigabitEthem1/0/4 端口后所带的 VLAN Tag 为 VLAN 10
- C. PCA 的报文从 SWA 的 GigabitEthem1/0/1 端口进入,从 GigabitEthem1/0/3 端口出来后所带的 VLAN Tag VLAN 1
- D. SWB 的报文从 SWA 的 GigabitEthem1/0/3 端口进入,从 GigabitEthem1/0/1 端口出 i 后所带的 VLAN Tag 为 VLAN 10
Correct Answer: A 🗳️
基于 SOA 的网络架构将企业 IT 系统划分成以下哪些层次 - （选择一项或多项)
- A. 服务层
- B. 业务层
- C. 应用层
- D. 网络层
Correct Answer: A,C 🗳️
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