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H3C GB0-191-ENU Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| LAN Switching Technologies | 20% | - Spanning Tree Protocol - VLAN trunking and link aggregation - Ethernet principles and VLAN |
| WAN and Interconnection | 10% | - VPN and basic WLAN concepts - Network fault diagnosis - Common WAN access technologies |
| Computer Network Fundamentals | 20% | - TCP/IP protocol suite and subnetting - Common network interfaces and cables - OSI and TCP/IP models |
| Network Services and Security | 15% | - ACL and NAT configuration - Port security and device hardening - DHCP and DNS services |
| H3C Device Basics | 15% | - Basic configuration and management - Command line interface and file system - Remote access and system maintenance |
| IP Routing Technologies | 20% | - Static routing and default route - RIP protocol fundamentals and configuration - Introduction to OSPF basics |
H3C Constructing Small - and Medium - Sized Enterprise Network Sample Questions:
1. The customer's network connection looks like:
HostA----GE0/0--MSR-1--S1/0-----WAN-----S1/0--MSR-2--GE0/0----HostB
Both routers are factory default configuration.
The four interfaces of the router are configured with correct IP addresses. The two hosts HostA and HostB are configured with IP addresses and gateways. Assuming that all physical connections are normal, then ______. (Multiple choice)
A) At least one static route needs to be configured on each router to realize the intercommunication between HostA and HostB
B) No route is configured on the router, HostA can ping the IP address of interface S1/0 of MSR-1
C) No route is configured on the router, HostA can ping the IP address of interface S1/0 of MSR-2
D) At least 2 static routes need to be configured on each router to realize the intercommunication between HostA and HostB
2. The customer's MSR router is connected to the operator's network through the S0/0 interface and to the internal network through the G1/0 interface. Currently, the network is operating normally, and customers can normally access all services on the Internet and Intranet through the router. Now the following configuration has been added to the MSR: ★ The original answer ABCD firewall enable firewall default deny acl number 3002 rule 0 deny tcp interface Serial0/0 link-protocol ppp firewall packet-filter 3002 inbound firewall packet-filter 3002 outbound So which of the following applications are possible Not affected _____.
A) Learn routing with the operator through RIP
B) Learn routing with the operator through BGP
C) Learn routing with the operator through OSPF
D) Visit the information technology website in Shanghai
3. The following description of the star network topology is correct ______. (Multiple choice)
A) Since the star topology network shares the bus bandwidth, when the network load is too heavy, it will cause performance degradation
B) Star topology is easy to maintain
C) In the star topology, the failure of one line does not affect the computer communication under other lines
D) The star topology has high robustness, and there is no single point of failure. Central node failure
4. Compared with traditional LAN, which of the following advantages does VLAN have? (multiple choice)
A) Users are not restricted by physical devices, VLAN users can be anywhere in the network
B) Enhance the robustness of the network
C) Limit broadcast packets and improve bandwidth utilization
D) Create a virtual working group
E) Reduce the cost of movement and change
F) Enhance the security of communication
5. The network administrator of a certain enterprise needs to set a subnet mask to divide the class C network 211.110.10.0 it is responsible for into subnets. It is required that the number of hosts in each subnet is not less than 20. How many subnet masks can be used? Division? (multiple choice)
A) 26
B) 28
C) 29
D) 27
E) 25
Solutions:
| Question # 1 Answer: A,B | Question # 2 Answer: A,B,C,D | Question # 3 Answer: B,C | Question # 4 Answer: Only visible for members | Question # 5 Answer: A,D,E |


