최신 GB0-372-ENU 무료덤프

문제1

Regarding the relationship between RSTP and STP, which of the following is correct statement?

A. Switches running RSTP can work together with switches running STP and improve the convergence time of STP.

B. RSTP has all the functions of STP, but it only uses one type of BPDU

C. RSTP is defined in the old EE802.1 D standard. Its protocol concept is the same as STP, but it has improved the convergence time.

D. RSTP can realize load sharing of data from different VLANs on Trunk links based on STP.

정답: B

문제2

Which of the following statements about BSR and RP in PIMSM is correct? (Multiple choice)

A. When C-BSR is elected, the priority is compared first, and then the IP address of the bootstrap message is compared.

B. After receiving the C-RP announcement message, the BSR calculates the RP to be selected for each multicast group based on the relationship between the RP and the multicast group, and multicasts the calculation result.

C. BSR is generated through an automatic election process between C-BSRs

D. C-RP routers periodically send announcement messages in multicast mode

정답: A,C

문제3

As shown in the figure, there are two group member hosts Client1 and 3 in the shared network segment, running different versions of the IGMP protocol, and there is also an IGMPV2 router Router.
Which of the following statements is correct? (Multiple choice)

A. Client2's host report suppresses Client1's host report

B. Router works according to IGMPv1 protocol

C. Client1's host report suppresses Client2's host report

D. Router works according to IGMPv2 protocol

정답: B,C

문제4

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. The routing protocol must select a standard dynamic routing protocol

B. Network equipment is provided by at least three different manufacturers

C. All devices must support the standard topology discovery protocol

D. Each manufacturer's network equipment must be managed using its own network management system

정답: B,D

문제5

Which of the following descriptions about the IP address of the VLAN interface of the H3C three- layer switch is correct? (Multiple choice)

A. When configuring a primary IP address for a VLAN interface, if the interface already has a primary IP address, the original primary IP address must be deleted before configuring a new primary IP address.

B. Only when two or more VLAN interfaces are configured with IP addresses, the switch will have the Layer 3 routing forwarding function.

C. Before deleting the primary IP address of the VLAN interface, you must first delete the secondary IP address.

D. As long as an IP address is configured for a VLAN interface, the switch will have Layer 3 routing and forwarding capabilities.

정답: B,C

문제6

Which of the following belongs to the core layer function? (Multiple choice)

A. High-speed packet switching

B. Has a large number of interfaces for connecting to end-user computers

C. Access security control

D. Necessary routing strategies

정답: A

문제7

In the network shown in the figure, the PIMSM protocol is running between RT1, RT2 and RT3, the RP is 1.1.1.1, there is a receiver connected to RT3, and IGMP is enabled on the corresponding interface.
The unicast routing table in RT3 is as follows:
[RT3] display ip routing-table Routing Tables: Public Destinations: 10 Routes:
10Destination/MaskProtoPreCost NextHop Interface
/1.1.1.1/320SPF 10 1562192.168.2.1 so/2/1
127.0.0.0/8 Direct 00127.0.0.1 InLoopo|127.0.0.1/32 Direct 00127.0.0.1 InLoopo|192.168.0.0/30 Direct
00192.168.0.2 S0/2/0/192.168.0.1/32 Direct 00192.168.0.1 S0/2/0/192.168.0.2/32 Direct 00127.0.0.1 InLoopo/192.168.1.0/300 SPF 10 3124 192.168.2.1 so/2/1|192.168.2.0/30 Direct 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, when the receiver sends a group join request, which of the following routers have (*, G) entries?
(Multiple choice)

A. RT1

B. RT3

C. RT2

정답: B,C

문제8

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 ARPPCA. When accessing PCB, ICMP request message is sent, and the destination MAC address of the message is?

A. MAC-10

B. MAC-B

C. MAC-20

D. FFFF.FFFF.FFFF

정답: A

문제9

In the network shown in the figure, the PIMSM protocol is running between RT1, RT2 and RT3, the RP is 1.1.1.1, there is a receiver connected to RT3, and IGMP is enabled on the corresponding interface.
The unicast routing table in RT3 is as follows:

[RT3] display ip routing-table Routing Tables: Public Destinations: 10 Routes: 10 Destination/MaskProtoPreCost NextHop Interface
1.1.1.1/32 OSPF 10 1562 192.168.0.1 S0/2/0
127.0.0.0/8 Direct 00 127.0.0.1 In Loop 0
127.0.0.1/32 Direct 00 127.0.0.1 In Loop 0
192.168.0.0/30 Direct 00 192.168.0.2 S0/2/0
192.168.0.1/32 Direct 00 192.168.0.1 S0/2/0
192.168.0.2/32 Direct 00127.0.0.1 In Loop 0
192.168.1.0/30 OSPF 10 3 124 192.168.2.1 s0/2/1
192.168.2.0/30 Direct 00 192.168.2.2 so/2/1
192.168.2.1/32 Direct 00 192.168.2.1 so/2/1
192.168.2.2/32 Direct 00 127.0.0.1 In Loop 0
Then, when the receiver sends a group join request, which of the following routers have (*, G) entries?
(Multiple choice)

A. RT1

B. RT3

C. RT2

정답: A,B

문제10

The customer's two switches SWA and SWB are connected together through seven Ethernet cables and configured with static link aggregation. The corresponding ports on switch SWA are Ethernet 1/0 Ethernet 1/0/2, Ethernet 1/0/3, Ethernet 1/0/4, Ethernet 1/0/5, Ethernet 1/0/6, and Ethernet 1/0/7. The configuration method is to configure in sequence according to the port order. If each aggregation group of switches SWA and SWB only supports 6 ports, then which of the following is right?

A. When all ports are configured the same, Ethernet 1/0/6 is the Unselected port in the aggregation group.

B. When all ports are configured the same, Ethernet 1/0/7 is the Unselected port in the aggregation group.

C. When all ports are configured the same, Ethernet 1/0/1 is the Unselected port in the aggregation group.

D. When the configuration of each port is consistent, SWA randomly selects one port from the seven ports as the Unselected port of the aggregation group.

정답: B

문제11

As shown in the figure, the switch enables RSTP. Which of the following statements about its configuration is correct? (Multiple choice)

A. If the edge port receives BPDU, it will enter the blocking state

B. The ports that interconnect SWB and SWC can be configured as edge ports to achieve rapid topology convergence

C. Ports configured as edge ports can directly enter the forwarding state without delay

D. Port E0/3 of SWB and SWC can be configured as an edge port

정답: C,D

문제12

Which of the following statements about the basic concepts of MSTP is correct? (Multiple choice)

A. An MST region can contain multiple MSTI instances, and different MST regions can contain different MSTI instances.

B. IST is a fragment of CIST in the MST region. The root of IST is the bridge with the highest priority in the MST region.

C. An MSTI instance can map multiple VLANs, and the VLAN mapping relationships in different MST regions can be different

D. The root of IST is the bridge closest to the total root in IST

정답: A,B,C,D

최신 GB0-372-ENU 무료덤프 - H3CSE-RS-SW

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