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H3C GB0-372-ENU Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| IP Routing | - OSPF routing protocol - Static routing - BGP fundamentals |
| Network Security Basics | - Access Control Lists (ACL) - Basic device security configuration |
| Network Fundamentals | - Basic network components and operations - OSI and TCP/IP models |
| IPv4 and IPv6 | - IPv6 addressing and deployment - IPv4 addressing and subnetting |
| Network Services | - NAT - DHCP |
| Ethernet Switching | - MAC address learning and forwarding - Spanning Tree Protocol (STP/RSTP/MSTP) - VLAN configuration and operations |
| QoS and Traffic Management | - QoS concepts and mechanisms |
H3CSE-RS-SW Sample Questions:
In the switching network shown in the figure, VLAN 10 is set as Super VLAN on switch SWA, VLAN2 and VLAN3 are Sub VLANs of VLAN 10, port Ethernet/0/3 is a Trunk port, PVID is VLAN1, and all VLANs are allowed to pass; VLAN2~VLAN20 are created on switch SWB, port Ethernet/0/4 is a Trunk port, PVID is VLAN1, and all VLANs are allowed to pass. After setting the IP addresses of each device as shown in the figure, check the MAC address table on SWB and you can determine that PCA belongs to?
- A. VLAN 1
- B. VLAN 10
- C. VLAN3
- D. VLAN2
Correct Answer: D 🗳️
AAA is a network security management mechanism. Which of the following protocols can be used to implement it? ((Multiple choice)
- A. 802.1X
- B. RADIUS+
- C. EAPOL
- D. TACACS+
Correct Answer: B,D 🗳️
In the switching network shown in the figure, VLAN 10 is set as the Super VLAN on the switch SWA, and VLAN2 and VLAN3 are sub VLANs of VLAN 10. VLAN, port Ethernet1/0/3 is a Trunk port, PVID is VLAN1, and all VLANs are allowed to pass; VLAN2 and VLAN20 are created on switch SWB, port Ethernet1/0/4 is a Trunk port, PVID is VLAN1, and all VLANs are allowed to pass. After setting the IP addresses of each device as shown in the figure, you can judge which of the following is correct?
- A. PCC can communicate with SWB
- B. SWA can communicate with SWB
- C. PCC can communicate with SWA
- D. PCC can communicate with PCB
Correct Answer: C 🗳️
Which of the following statements is correct about the basic concept of MSTP? (Multiple choice)
- A. IST is a spanning tree in the MST region. The instance number corresponding to IST is 0.
- B. When CST is running, the MST region is regarded as a logical switch, and the root bridge of CST is the region to which the total root belongs.
- C. By default, all VLANs in the MST region are mapped to the IST
- D. CST refers to a spanning tree between regions, which is obtained by running STP/RSTP between MST regions.
Correct Answer: A,B,C,D 🗳️
The customer LAN switches SWA, SWB, and SWC form the RRPP ring main ring 1. The switch SWB has the following configuration information:
[SWB] rrpp domain 1
[SWB-rrpp-domain1] ring 1 node-mode transit primary-port gigabitethernet 2/0/1 secondary-port gigabitethernet 2/0/2 level 0 If switch SWA is the master node of primary ring 1, and if switch SWB port GigabitEthem2/0/1 fails, what can we learn from the above information? (Multiple choice)
- A. The switch SWA immediately switches to the Failed state and releases the secondary port
- B. The switch SWA will send a Common-Flush message to notify all transmission nodes
- C. SWA will send a Link-Down message to notify all nodes
- D. If switch SWB finds that port GigabitEthernet 2/0/1 is Up again, it will immediately unblock the port.
Correct Answer: A,B 🗳️
