Latest Success Metrics For Actual GB0-372-ENU Exam 2024 Realistic Dumps
Updated GB0-372-ENU Dumps Questions For H3C Exam
NEW QUESTION # 63
MAC address () of the PIM-DM HELLO message.
Answer:
Explanation:
01-00-5E-00-00-0D
NEW QUESTION # 64
When designing the network, the customer requires that key parts must have high-reliability equipment, and the reliability must reach 99.999%. which of the following operation of the equipment should meet? (Multiple choice)
- A. Failure time per year does not exceed 9 minutes
- B. The failure time per year does not exceed 6 minutes
- C. Failure time per year does not exceed 3 minutes
- D. The failure time per year does not exceed 1 minute
Answer: C,D
NEW QUESTION # 65
Which of the following descriptions of the secure managed service gateway group are correct?
(Multiple choice)
- A. Secure intranet is used for traffic between FW and LB
- B. The secure extranet is used for traffic between FW and gateway
- C. The tenant bearer network is used for traffic between FW/LB and VCFC
- D. The virtual resource management network is used for traffic between FW/LB and tenant virtual machines
Answer: A,B,D
NEW QUESTION # 66
As the network management supervisor of a company, Mr. Wang adheres to the following principles for selecting and applying network technologies and network equipment in network construction. As a network engineer, which technology selection and application do you think is not conducive to network management? (Multiple choice)
- A. Each manufacturer's network equipment must be managed using its own network management system
- B. All devices must support the standard topology discovery protocol
- C. Network equipment is provided by at least three different manufacturers
- D. The routing protocol must select a standard dynamic routing protocol
Answer: A,C
NEW QUESTION # 67
Which of the following statements is correct about the fast convergence mechanism of MSTP?
(Multiple choice)
- A. MSTP supports all the fast convergence mechanisms of RSTP
- B. MSTP can work with RSTP switches to achieve fast convergence
- C. In MSTP, edge ports can be specified for instances, that is, a port can be an edge port in some instances and a normal port in some instances.
- D. All fast convergence mechanisms of MSTP and RSTP are the same
Answer: A,B
NEW QUESTION # 68
In the switching network shown in the figure, VLAN 10 is set as SuperVLAN on switch SWA, VLAN
2 and VLAN 3 are sub VLANs of VLAN 10, and PCA and PCB are required to be able to communicate with each other. After completing the configuration of switch SWA, after PCA can ping PCB, which of the following description of the ARP table entries on PCA, PCB and switch SWA is correct? (Multiple choice)
- A. The ARP table entry learned on the PCB is: Internet Address Physical Address Type 10.1.1.100E0- FC0A-0010 dynamic
- B. The ARP entry learned on SWA is: IP Address MAC Address VLAN ID Interface Aging Type 10.1.1.1
0011-1111-11112 Eth1/0/1 20D 10.1.1.20022-2222-22223Eth 1/0/2 20D - C. The ARP entry learned on PCA is: Internet Address Physical Address Type 10.1.1.20022-2222-2222 dynamic
- D. None of the above is correct
Answer: A,B
NEW QUESTION # 69
Which of the following descriptions about secure management networking are correct?
- A. Security devices and gateways communicate with each other through VXLAN
- B. Hardware load balancing is mounted on the gateway
- C. Hardware firewall mounted on the gateway
- D. Traffic between firewalls and load balancers is directly interconnected through the secure intranet without going through a gateway
Answer: B
NEW QUESTION # 70
Regarding the configuration of timers in the spanning tree protocol, which of the following is correct? (Multiple choice)
- A. HelloTime should be adjusted to the maximum value and Forward Delay should be adjusted to the minimum value. This can reduce the number of Hello messages in the network and the port can enter the forwarding state as soon as possible.
- B. It is not recommended to manually configure Hello Forward Delay and Max Age. The switch will automatically set a better value for the timer based on the network diameter value.
- C. An appropriate Helloinme value can reduce the cost of spanning tree calculation while enhancing the robustness of the spanning tree. A value that is too large or too small will affect the spanning tree calculation and the stability of the network.
- D. MaxAge should be adjusted to the minimum value, which can shorten the aging time of BPDU and detect link failures in time.
Answer: B,C
NEW QUESTION # 71
By viewing the PIM routing table, which of the following is correct? (Multiple choice)
- A. Incoming interface of the (S, G) or (*, G) entry
- B. Aging time of (S, G) or (*:G) entries
- C. Upstream neighbors of (S, G) or (*:G) entries
- D. Downstream interface of (S, G) or (*, G) entry
Answer: A,B,C,D
NEW QUESTION # 72
The following command is configured on a network device: [sys name-radius-name] security-policy- server 10.1.1.1 which of the following is correct? (Multiple choice)
- A. The IP address specified in this command can be the address of the RADIUS server.
- B. The IP address specified in this command cannot be the same as the address of the RADIUS server.
- C. The purpose of this command is to cooperate with the EAD solution to achieve safety linkage control
- D. IP address 10.1.1.1 is the IP address of the security policy server
Answer: A,C,D
NEW QUESTION # 73
A customer wants to deploy 802.1X in the local area network to improve access security. In addition to configuring the initial VLAN to which the port belongs on the 802.1X access device, the customer also wants to configure the Guest VLAN on the port with the access control method of port based. Which of the following is the correct description of this solution? (Multiple choice)
- A. If the user authentication is successful, the port will leave the Guest VLAN
- B. If the user fails authentication, he can only access resources in the Guest VLAN
- C. If the user authentication is successful, the user may return to the initially configured VLAN
- D. If the user fails authentication, he can only access the resources in the VLAN that the user initially configured.
Answer: A,B,C
NEW QUESTION # 74
How does Overlay technology solve the problems and challenges encountered in the development of cloud computing? (Multiple choice)
- A. Overlay network only needs edge devices to support Overlay, and the middle Underlay network can use traditional devices, which can protect existing investments and facilitate technology implementation.
- B. Overlay encapsulates the Layer 2 message in the IP message, allowing the virtual machine to achieve Layer 2 intercommunication across the Layer 3 network
- C. Overlay expands the number of isolation identification bits. Compared with using VLAN to achieve network isolation, the isolation capability of Overlay network is greatly improved.
- D. For the Underlay network, the data packets of the Overlay network are just forwarding of the tunnel endpoint address, so the MAC address specification requirements of the Underlay network (especially the access switch) are greatly reduced.
Answer: A,B,C,D
NEW QUESTION # 75
Regarding the POE system, which of the following is correct? (Multiple choice)
- A. The voltage provided by the POE power supply is 48V, and the output power usually does not exceed 13W
- B. POE usually uses two power supply methods: mid-span and end-span
- C. The POE system consists of two parts: PSE equipment and PD equipment, where PD is the power supply device and PSE is the powered device.
- D. Usually PSE can support mid-span and end-span, while PD can only support one.
Answer: A,B
NEW QUESTION # 76
SWA/SWB/SWC are in the same MSTP region and configured with the same region configuration
Stp region-configuration region-name h3c
Instance 1 vlan 10
Instance 2 vlan 20
Instance 2 vlan 30
Active region-configuration
The ports of the three interconnected links are all Access and belong to the VLANs identified in the figure. The three switches create VLAN virtual interfaces corresponding to the Access links and run OSPF on the virtual interfaces. The IP addresses of the VLAN virtual interfaces are assigned as follows:
SWA: vlan-interface 10 (192.168.10.1); vlan-interface 30 (192.168.30.1) SWB: vlan-interface 10 (192.168.10.2); vlan-interface 20 (192.168.20.1) SWC: vlan-interface 20 (192.168.20.2); vlan-interface 30 (192.168.30.2) When all interconnected ports are UP and STP and OSPF calculations are complete, which of the following descriptions of network connectivity are correct?
- A. The three switches can establish OSPF neighbor relationships between each other
- B. Among the 6 interconnected addresses, at least two interconnected addresses are unreachable to each other
- C. All interconnected addresses of the three switches are reachable to each other
- D. Two of the three switches cannot establish an OSPF neighbor relationship
Answer: A
NEW QUESTION # 77
Mid-range and high-end switch equipment has its own redundancy. If a core switch in a customer network has dual main control boards with active and standby redundant hot backup, AC power supply
2+1 redundant hot backup, and fan system 1:1 hot backup, then which of the following operations may have a significant impact on the customer network? (Multiple choice)
- A. Pull out the service board
- B. Unplug both power supplies.
- C. Pull out the standby main control board
- D. Unplug 1 fan
Answer: A,B
NEW QUESTION # 78
SSH, as a secure remote login protocol, uses advanced encryption algorithms to ensure the security of its file transfer. When the SSH client communicates with the server, which of the following contents will be encrypted? (Multiple choice)
- A. Transmitting Data
- B. Encrypt only username and password
- C. Login Password
- D. Login Username
Answer: A,C,D
NEW QUESTION # 79
The customer's six switches SWA, SWB, SWC, SWD, SWE, and SWF are connected together through a LAN to form an RRPP ring. The RRPP status is checked on SWB as follows:
<SWB>dis rrpp verbose domain 1 Domain ID: 1
Ring ID: 1 Ring Level: 0
Node Mode: Transit Ring state: -
Enable Status: YesActive Status: Yes
Primary port: GigabitEthernet2/0/1 Port status: UP Secondary port: GigabitEthernet2/0/2 Port status: UP Ring ID :2 Ring Level: 1 Node Mode: Edge Ring state: - Enable Status: YesActive Status: Yes Common port: GigabitEthernet2/0/1 Port status: UP GigabitEthernet2/0/2 Port status: UP Edge port: GigabitEthernet2/0/3 Port status: UP Ring ID: 3 Ring Level: 1 Node Mode: Edge Ring state: - Enable Status: YesActive Status: Yes Common port: GigabitEthernet2/0/1 Port status: UP GigabitEthernet2/0/2 Port status: UP Edge port: GigabitEthernet2/0/4 Port status: UP What can we learn from the above information?
- A. GigabitEthernet2/0/4 is the edge port of RRPP sub-ring 3
- B. SWB is the transit node of RRPP sub-ring 2
- C. SWB is connected to 3 sub-rings
- D. GigabitEthernet2/0/1 is the edge port of RRPP sub-ring 2
Answer: A
NEW QUESTION # 80
In the network shown in the figure, the corresponding configuration is completed on the switch SWA, and the switch SWA and each PC have learned the corresponding ARP table entry. When PCA accesses PCB, it sends an ICMP request message. Which of the following is the destination IP address of the message?
- A. 10.1.1.2
- B. 20.1.1.2
- C. 20.1.1.1
- D. 10.1.1.1
Answer: B
NEW QUESTION # 81
The configuration command to enable the QinQ function of the Ethernet port on the H3C series switch is ()
Answer:
Explanation:
qinq enable
NEW QUESTION # 82
Which of the following statements is correct about the basic concept of MSTP? (Multiple choice)
- A. CIST is a tree calculated by all switches in the network, and its root is the total root of the network.
- B. The domain root of CIST is the root bridge of IST in a certain domain.
- C. The root of CIST is the switch with the smallest bridge ID among all switches in the network.
- D. The domain root of CIST refers to the switch with the highest priority in a domain.
Answer: A,B,C
NEW QUESTION # 83
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