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H3C GB0-392 Exam Syllabus Topics:
| Section | Weight | Objectives |
| Topic 1: Network Security Architecture and Optimization | 20% - 25% | - Security threat analysis and defense
- 1. Common attack types and mitigation
- 2. Security policy design
- Security deployment and optimization
- 1. Firewall and IPS integration
- 2. Access control and identity management
|
| Topic 2: Network Service Optimization | 15% - 20% | - Service optimization strategies
- 1. Delay and jitter optimization
- 2. Bandwidth utilization improvement
- Performance monitoring and analysis
- 1. Fault diagnosis and location
- 2. Key performance indicators
|
| Topic 3: IPv6 Transition and Optimization | 10% - 15% | - IPv6 network security and performance
- Transition technologies
- 1. Tunnel technologies
- 2. Dual-stack
|
| Topic 4: Quality of Service Optimization | 15% - 20% | - Queue scheduling and congestion management
- QoS models and mechanisms
- 1. Integrated Services
- 2. Differentiated Services
- Traffic classification, marking and policing
|
| Topic 5: High Availability and Reliability Technologies | 10% - 15% | - Fast convergence and recovery mechanisms
- 1. GR/NSR/NSF
- 2. BFD detection
- Network redundancy design
- 1. Link-level redundancy
- 2. Device-level redundancy
|
| Topic 6: Secure Optimized WAN Overview | 10% - 15% | - Enterprise network architecture models
- 1. IToIP architecture
- 2. Hierarchical network structure
- 3. SOA-based network design
- H3C enterprise network framework
|
H3CSE-RS-NSO Sample Questions:
1. 在 ADSL 的 PPPoE 应用中,当 CPE 侧使用 MSR 路由器 +ADSL 接口卡进行组网, CO 侧 DSLAM 使用 ATM 上行时,存 CPE 侧的路由器上需要对哪些接口进行配置(不考虑 CPE 侧的局域网连接) ?
A) 以太网口
B) Virtual-Template
C) 拨号接口
D) DSL 接口
E) Virtual-Ethernet
2. 下列关于接入网的说法正确的是
A) 接入通常指的是用户网络和靠近用户网络的运营商局端机房之间的连接
B) 相对于骨干网络,接入网往往是网络传输速度的瓶颈
C) 接入网通常包括用户传输系统、复用设备或用户网络终端设备
D) 接入网也可以是以太网
3. 在某路由器上执行 displa interface tunnel 命令显示 GRE 隧道接口的信息如下:
<Router> displa interface Tunnel O
Tunnelo current state: UP
Line protocol current state: UP
D. escription: Tunnelo Interface
The Maximum Transmit Unit is 1476
Internet Address is 192.1.2.1/24 Primar
Encapsulation is TUNNEL, aggregation ID not set
Tunnel source 10.1.11.1, destination 10.1.13.1
Tunnel keepalive enable, Period ( 10 s ) , Retries ( 3 )
Tunnel protocol/transport GRE/IP
GRE ke disabled
Checksumming of GRE packets disabled
Last 300 seconds input: 0 btes/sec, 0 packets/sec
Last 300 seconds output: 0 btes/sec, 0 packets/sec
4packets input, 72 btes
0input error
1packets output, 24 btes
00utput error
以上述信息可以得知。(选择一项或多项)
A) 隧道源端 IP 地址为 192.1.1.1
B) Tunnel 接口启动了 Keeplive 功能,一旦路由器 30s 内收不到对方发来的 Keeplive 报文,即认为隧道不可用,虽然 Tunnel 接口的仍处于 UP 状态,但以此 Tunnel 接口为出接口的静态路由会从路由表中消失;
C) 隧道没有启动验证,也没有启动校验
D) Tunnel 接口处于 UP 状态, MTU 为 1476 字节
4. 在 MSR 路由器显示信息如下:
Acl number 2000
Rule 0 permit source 192.168.0.0 0.0.0.255
Acl number 2002
Rule 0 permit source 192.168.2.0 0.0.0.255
#
Traffic classifier 2 operator and if-match acl 2002
Traffic classifier 1 operator and if-match acl 2000
#
Traffic behavior 2
Queue af bandwidth pct 30 traffic behavior 1
Queue ef bandwidth pct 30 cbs-ratio 25
#
Qos polic test
Classifier 1 behavior 1
Classifier 2 behavior 2
#
Lnterface GigabitEthernet0/1 port link-mode route
Duplex full speed 10
ip address 192.168.1.1255.255.255.0
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 G0/1_ 向外转发时。
则以下说法正确是
A) 源地址为 192.168.2.2 的报文转发速率约为 2.4Mbps
B) 源地址为 192.168.0.2 的报文转发速率约为 2.4Mbps
C) 源地址为 192.168.2.2 的报文转发速率约为 3Mbps
D) 源地址为 192.168.0.2 的报文转发速效约为 3Mbps
E) 源地址为 192.168.2.2 的报文转发速率约为 4Mbps
F) 源地址为 192.168.0.2 的报文转发速率约为 4Mbps
5. 某一 H323 网关在向网守注册时收到了 RRJ 消息,说明。
A) 网守正在处理网关的注册请求
B) 网关传送的参数错误
C) 网守接受了该网关的注册
D) 网守拒绝了该网关的注册
Solutions:
Question # 1 Answer: C,D | Question # 2 Answer: A,B,C,D | Question # 3 Answer: C,D | Question # 4 Answer: A,B | Question # 5 Answer: D |