The following are ways to achieve inter-VLAN communication

• A.GVRP
• B.L2 Switch + Router
• C.L3 Switch
• D.STP

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Link aggregation is a common technique in enterprise network. Which of the following description is the advantages of link aggregation? (Multiple Choice)

• A.Improves network reliability.
• B.Improves link bandwidth.
• C.Facilitates data copy for analysis.
• D.Implements load sharing.

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Telnet protocol uses the port number is

• A.23
• B.27
• C.29
• D.25

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The static MAC address table is reset in the system, after the interface board is hot swapped or the interface board is reset, saved entries are not Iost.

• A.TRUE
• B.FALSE

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Refer to the graphic. GE0/0/1 and GE0/0/2 on the switch are configured as hybrid interfaces. Which of the following statements are true? (Choose all that apply)

• A.The administrative department and the finance department cannot communicate with each other because the VLANs of the two departments are different.
• B.The data frames sent by the administrative department carry tagged VLAN 20 on the switch.
• C.On the switch, the data frames sent by the finance department carry tagged VLAN 20.
• D.The switch can be a Layer 2 or Layer 3 switch because communications do not need to be transmitted through a Layer 3 gateway.
• E.If GE0/0/1 and GE0/0/2 on the switch are changed to trunk ports, the administrative department and finance department can communicate with each other.

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