最新的 H3CSE-Routing & Switching GB0-372-ENU 免費考試真題:

1. In the switching network shown in the figure, VLAN10 is set as Super VLAN on switch SWA, VLAN2 and VLAN3 are Sub VLANs of VLAN10, 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?

A) SWB can communicate with PCA
B) SWB can communicate with PCB
C) None of the above answers are correct
D) SWB can communicate with SWA
E) SWB can communicate with PCC

2. Which of the following statements about BSR and RP in PIMSM are correct?

A) There can only be one RP in a PIMSM domain.
B) There can only be one BSR in a PIMSM domain.
C) There can be only one C-RP in a PIMSM domain.
D) There can be only one C-BSR in a PIMSM domain

3. Regarding the POE system, which of the following is correct? (Multiple choice)

A) 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.
B) The voltage provided by the POE power supply is 48V, and the output power usually does not exceed 13W
C) Usually PSE can support mid-span and end-span, while PD can only support one.
D) POE usually uses two power supply methods: mid-span and end-span

4. 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

5. In the switching network shown in the figure, VLAN10 is set as Super VLAN on switch SWA, VLAN2 and VLAN3 are Sub VLANs of VLAN10, port Ethernet1/0/3 is a Trunk port, PVID is VLAN1, and all VLANs are allowed to pass; VLAN2~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, it can be judged? (Multiple choice)

A) None of the above answers are correct
B) PCA can communicate with PCC
C) PCA can communicate with SWA
D) PCA can communicate with SWB
E) PCA can communicate with PCB

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