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H3C GB0-371 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Network Management and Maintenance | 5% | - Common fault diagnosis methods - Traffic monitoring and troubleshooting - SNMP and RMON |
| Topic 2: VLAN and VLAN Extension Technologies | 20% | - QinQ technology and application - Protocol-based VLAN and IP-subnet VLAN - VLAN mapping and VLAN translation - VLAN principles and configuration |
| Topic 3: Campus Network Security | 15% | - Port security and MAC address control - Storm control and traffic filtering - DHCP snooping and ARP protection - 802.1X authentication |
| Topic 4: Campus Network Architecture and Design | 15% | - Hierarchical network design model - High-performance campus network requirements - Core, aggregation and access layer characteristics |
| Topic 5: Spanning Tree Protocols | 15% | - RSTP concepts and configuration - MSTP optimization and protection - MSTP principles, regions and instances |
| Topic 6: High Availability Technologies | 20% | - BFD and fast failure detection - Link aggregation (LACP/static) - Device-level redundancy mechanisms - VRRP protocol and deployment |
| Topic 7: Multicast in Campus Networks | 10% | - Multicast deployment and optimization - IGMPv1/v2/v3 operation - PIM-SM and PIM-DM basics |
H3C Constructing H3C High-Performance Campus Networks Sample Questions:
1. 关于 STP 端口状态,下列说法正确的有
A) 当端口处于 Listening 状态时,会接收配置 BPDU 并进行计算,但是不发送配置 BPDU
B) 当端口处于 Learning 状态时,开始学习 MAC 地址,但是不转发数据
C) 当端口处于 Listening 状态和 Learning 状态时,如果端口角色变为 Alternate 端口,则该端口状态会直接转变为 Blocking
D) 无论端口最终确定何种角色,在 Listening 状态和 Learning 状态停留的时间都为一个 ForwardDelay 时长
2. 如图所示 PIM-DM 组网中,路由器 RT1 、 RT2 的部分单播路由表如下 :
<RT1>display ip routing-table
Routing Tables: Public
Destination/MaskProtoPreCost NextHop Interface
1.1.1.0/24xxxxP1-1 C1-110.1.1.1POI11
1.1.0.0/16xxxxP1-2 C1-210.1.1.1Port1
<RT2>display ip routing-table
Routing Tables: Public
A) 如果 P1-2> P2-2 ,
B) 如果 P1-1> P2-2 ,
C) 如果 P1-2= P2-2 ,
D) 如果 P1-1= P2-2 ,
E) 如果 P1-2= P2-2 ,
F) 如果 P1-1= P2-2 ,
3. 如图组网,开始 SWA 和 SWB 之间没有连接, SWA 和 SWB 启用 RSTP ,当拓扑稳定后,连接 SWA 和 SWB 的端口 E1/0/1 ,假设 SWA 将成为新的根桥,则下列说法正确的有
A) SWB 在收到 SWA 发送的 Proposal 消息,会立即回复 Agreement 消息
B) SWB 不需要自行生成 BPDU ,其回应的 Agreement 消息内容拷贝自 SWA 发送的 Proposal 消息
C) SWA 和 SWB 的端口 E1/0/1 会发送 Proposal 消息,请求进入转发状态
D) SWB 在收到 SWA 发送的 Proposal 消息,会启用同步过程将旧的根端口、指定端口以及边缘端口阻塞
4. 以下属于汇聚层功能的是（选择一项或多项)
A) 拥有大量的接口,用于与最终用户计算机相连
B) 复杂的路由策略
C) 高速的包交换
D) 接入安全控制
5. 关于 RSTP 和 STP 的 BPDU 处理方式的对比,说法正确的有
A) RSTP 沿袭了 STP 中配置 BPDU 的发送方式,配置 BPDU 仅由根桥周期性发出
B) RSTP 交换机收到配置 BPDU 后,对优先级向量的计算、比较方法和 STP 相同
C) RSTBPDU 的老化时间由 Max age 减少为 3 个连续的 Hello Time 时长
D) RSTP 中,处于阻塞状态的端口在收到地优先的 BPDU 时,可以立即做出回应
Solutions:
| Question # 1 Answer: B,C | Question # 2 Answer: F | Question # 3 Answer: B,C | Question # 4 Answer: B | Question # 5 Answer: B,C,D |
