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H3C GB0-371-ENU Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: High Availability Protocols | 15% | - VRRP principle and configuration - BFD and fast convergence - Smart Link and Monitor Link |
| Topic 2: VLAN Technology and Deployment | 20% | - Trunk, Hybrid, and Access ports - VLAN mapping and VLAN translation - Super VLAN and Isolate-user-VLAN - VLAN fundamentals and configuration |
| Topic 3: Campus Network Architecture and Design | 20% | - High-performance campus network requirements - Campus network hierarchical model - Network planning and design principles |
| Topic 4: Spanning Tree Protocols | 20% | - STP/RSTP/MSTP principles - MSTP configuration and optimization - Loop prevention and protection features |
| Topic 5: Multicast Technology | 15% | - PIM-DM/PIM-SM operation - IGMP and IGMP Snooping - IP multicast basics |
| Topic 6: Campus Network Security and Management | 10% | - Port security and MAC address management - DHCP Snooping, ARP protection, IPSG - Basic QoS and traffic control |
H3C Constructing H3C High-Performance Campus Networks Sample Questions:
1. In the networking shown in the figure, the PIM SM protocol runs between RT1, RT2 and RT3, the RP is 1.1.1.1, and there is a downstream receiver RT3 connected to a multicast source, check the RT3 unicast routing table as follows:
[RT3]display ip routing-table
Routing Tables: Public
Destinations: 10 Routes: 10
Destination/MaskProtoPreCost NextHop Interface
1.1.1.1/320SPF 10 1562 192.168.0.1 S0/2/0
127.0.0.0/8 Direct 00127.0.0.1 InLoopO
127.0.0.1/32Direct 00127.0.0.1 InLoopO
192.168.0.0/30Direct 00192.168.0.2 S0/2/0
192.168.0.1/32Direct 00192.168.0.1 S0/2/0
192.168.0.2/32Direct 00127.0.0.1 InLoopO
192.168.1.0/300SPF 10 3124 192.168.2.1 so/2/1
192.168.2.0/30Direct 00192.168.2.2 so/2/1
192.168.2.1/32Direct 00192.168.2.1 so/2/1
192.168.2.2/32Direct 00127.0.0.1 InLoopO
Then, after the RP sends the registration stop message, which of the following routers have (S, G) entries?
A) RT2
B) RT3
C) RT1
2. The following are core layer functions (choose one or more)
A) Possess a large number of interfaces for connecting with end user computers
B) Access security control
C) Necessary routing strategy
D) High-speed packet switching
3. Regarding the configuration of BPDU and TCNBPDU, the statements are correct.
A) The configuration BPDU is usually received only from the root port, and the TCNBPDU is only received from the designated port
B) Configuration BPDUs are usually only sent periodically by the root bridge, and TCNBPDUs may be sent by other bridges except the root bridge.
C) Configure BPDUs to be sent only from the designated port, and TCNBPDUs to be sent only from the root port
D) AIternate port will neither send configuration BPDU nor TCNBPDU
4. Which of the following multicast group management protocols can support the SSM model-(choose one or more)
A) IGMPV3
B) IGMPV2
C) IGMPvl
D) MLDvl
E) MLDV2
5. The following statements about the PIM SM joining process are correct.
A) Both PIMSM and PIM DM have a pruning veto process
B) If there are still receivers in the shared network segment under the interface where the upstream router receives the pruning message, the receiver will send a group join message
C) When there is no receiver of multicast group G in the DR, the DR will send a pruning message to the upstream router
D) As long as the DR has a local receiver of multicast group G, the DR will periodically send join messages upstream
Solutions:
| Question # 1 Answer: B,C | Question # 2 Answer: C,D | Question # 3 Answer: A,B,C,D | Question # 4 Answer: A,E | Question # 5 Answer: A,B,C,D |







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