GB0-372-ENU試験無料問題集「H3CSE-RS-SW 認定」
The figure shows the networking application of RRPP. The switches SWA, SWB, SWC, and SWD in the customer LAN form the main ring 1 of the RRPP ring. The switches SWB, SWC, and SWE form the sub-ring 2. The switches SWB, SWC, and sWF form the sub-ring 3. If the switch SWE is the master node of the sub-ring 2 and SWF is the master node of the sub-ring 3, What can we learn from the above information?


正解:C
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The configuration command to set the current VLAN type to Super VLAN on the H3C series switch is ()
正解:
supervlan
As shown in the figure, there is no connection between SWA and SWB at the beginning. SWA and SWB enable RSTP. When the topology is stable, the ports connecting SWA and SWB assume that SWA will become the new root bridge. Which of the following statements are correct? (Multiple choice)


正解:A,B,C,D
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In the PIM-DM network shown in the figure, some unicast routing tables of routers RT1 and RT2 are as follows:
<RT1>display ip routing-table Routing Tables: Public
Destination/MaskProtoPreCost NextHop Interface 1.1.0.0/16xxxxP1-1 C1-1 10.1.1.1Port1
1.1.1.0/24xxxxP1-2 C1-2 10.1.1.1Port1
<RT2>display ip routing-tableRouting Tables: Public
Destination/MaskProtoPreCost NextHop Interface 1.1.1.0/24XXXX P2-1 C2-1 11.1.1.1Port2
1.1.1.1/32XXXX P2-2 C2-2 11.1.1.1Port2

Then, when routers RT1 and RT2 perform Assert, the winner should be? (Multiple choice)
<RT1>display ip routing-table Routing Tables: Public
Destination/MaskProtoPreCost NextHop Interface 1.1.0.0/16xxxxP1-1 C1-1 10.1.1.1Port1
1.1.1.0/24xxxxP1-2 C1-2 10.1.1.1Port1
<RT2>display ip routing-tableRouting Tables: Public
Destination/MaskProtoPreCost NextHop Interface 1.1.1.0/24XXXX P2-1 C2-1 11.1.1.1Port2
1.1.1.1/32XXXX P2-2 C2-2 11.1.1.1Port2

Then, when routers RT1 and RT2 perform Assert, the winner should be? (Multiple choice)
正解:B,D
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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)

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)

正解:A,D
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In the network shown in the figure, the PIMSM protocol is running between RT1, RT2 and RT3, the RP is 1.1.1.1, and there is a multicast source connected to the downstream receiver RT3. Check the RT3 unicast routing table as follows:
[RT3] display ip routing-table Routing Tables: Public Destinations: 10 Routes: 10 Destination/MaskProtoPreCost NextHop Interface
1.1.1.1/32 OSPF 10 1562 192.168.2.1 s0/2/1
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 00 127.0.0.1 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 RP sends a registration stop message, which of the following routers have (S, G) entries? (Multiple choice)

[RT3] display ip routing-table Routing Tables: Public Destinations: 10 Routes: 10 Destination/MaskProtoPreCost NextHop Interface
1.1.1.1/32 OSPF 10 1562 192.168.2.1 s0/2/1
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 00 127.0.0.1 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 RP sends a registration stop message, which of the following routers have (S, G) entries? (Multiple choice)

正解:A,C
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