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H3C GB0-392 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: High Availability and Reliability | 10% - 15% | - Redundancy Technologies - Fast Recovery Mechanisms - Network Resilience Design |
| Topic 2: Security and Service Assurance | 10% - 15% | - Risk Identification and Mitigation - Network Security Optimization - Service Availability Assurance |
| Topic 3: Routing and Switching Service Analysis | 20% - 25% | - Switching Performance Analysis - Routing Protocol Optimization - Convergence Optimization |
| Topic 4: Network Service Optimization Fundamentals | 10% - 15% | - NSO Concepts - Network Performance Indicators - Service Optimization Principles |
| Topic 5: Network Monitoring and Troubleshooting | 20% - 25% | - Fault Detection - Performance Monitoring Tools - Traffic Analysis - Root Cause Analysis |
| Topic 6: Quality of Service Optimization | 15% - 20% | - Congestion Management - Bandwidth Optimization - Traffic Classification - QoS Models |
H3CSE-RS-NSO Sample Questions:
建议的设备安全加固手段包括。
- A. 使用 public 作为网管访问团体字
- B. 设置所有 IP 地址均可以登录设备
- C. 关闭 FTP 等服务
- D. 分级设置登录用户权限
Correct Answer: C,D 🗳️
DHCP DISCOVER 报文的目的 IP 地址为 ?
- A. 255 255.255 255
- B. 127.0.0.1
- C. 224.0.0.1
- D. 224.0.0.2
Correct Answer: A 🗳️
当 ONU 端口的链路类型为 Access ,其对下行报文的处理方式为。
- A. 只允许不带 tag 的报文通过,并为报文潘加缺省 VLAN 的 tag
- B. 仅允许带有缺省 VLAN tag 的报文通过,并去 Tag
- C. 对于收到的不带 Tag 的报文,添加缺省 VLAN Tag ,对于收到的带 Tag 的报文,直接转发
- D. 仅允许带 Tag 的报文通过
Correct Answer: B 🗳️
在 MSR 路由器显示信息如下:
Acl number 2000
Rule 0 permit source 192.168.0.0 0.0.0.255Acl number 2002
Rule 0 permit source 192.168.2.0 0.0.0.255#Traffic classifier 2 operator and if-match acl 2002Traffic classifier 1 operator and if-match acl 2000#
Traffic behavior 2
Queue af bandwidth pct 30 traffic behavior 1Queue ef bandwidth pct 30 cbs-ratio 25 #Qos polic test classifier 1 behavior 1
Classifier 2 behavior 2 #
lnterface GigabitEthernet0/1 port link-mode routeDuplex full speed 10
Qos max-bandwidth 1000000// 这条命令配上,接口带宽为 1G! V7 命令格式 bandwidth Xlp address 192.168.1.1 255.255.255.0
Qos appl polic test outbound
当源地址为 192.168.0.2 、 192.168.2.2 、 192.168.3.2 的报文流量速率分别为 4Mbps 、 4Mbps 、 6Mbps ,无其它背景流量,从端口 GO/1_ 向外转发时。
则以下说法正确是
- A. 源地址为 192.168.0.2 的报文转发速率约为 3Mbps
- B. 源地址为 192.168.2.2 的报文转发速率约为 2.4Mbps
- C. 源地址为 192.168.0.2 的报文转发速率约为 2.4Mbps
- D. 源地址为 192.168.2.2 的报文转发速率约为 4Mbps
- E. 源地址为 192.168.0.2 的报文转发速率约为 4Mbps
- F. 源地址为 192.168.2.2 的报文转发速率约为 3Mbps
Correct Answer: D,E 🗳️
DSL 连接的 VPI/VCI 参数在协商确定。
- A. DMT 调制
- B. 建立低层链路 VCC
- C. PPPoE 协商
- D. 线路激活
Correct Answer: B 🗳️
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