老子午夜我不卡理论影院,国产2021国产高清国产高清

多項(xiàng)選擇題Which two statements apply to dynamic access lists？（）

A.they offer simpler management in large internetworks.
B.you can control logging messages.
C.they allow packets to be filtered based on upper-layer session information.
D.you can set a time-based security policy.
E.they provide a level of security against spoofing.
F.they are used to authenticate individual users

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1.多項(xiàng)選擇題 Refer to the exhibit.Which two statements are true of the interfaces on switch1？（）

A.A hub is connected directly to FastEthernet0/5
B.FastEthernet0/1 is configured as a trunk link.
C.FastEthernet0/5 has statically assigned mac address
D.Interface FastEthernet0/2 has been disable.
E.Multiple devices are connected directly to FastEthernet0/1.
F.FastEthernet0/1 is connected to a host with multiple network interface cards.

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2.單項(xiàng)選擇題How many bits are contained in each field of an IPv6 address?（）

A.24
B.4
C.8
D.16

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3.單項(xiàng)選擇題Which set of commands is recommended to prevent the use of a hub in the access layer?（）

A.switch(config-if)#switchport mode trunk switch(config-if)#switchport port-security maximum 1
B.switch(config-if)#switchport mode trunk switch(config-if)#switchport port-security mac-address 1
C.switch(config-if)#switchport mode access switch(config-if)#switchport port-security maximum 1
D.switch(config-if)#switchport mode access switch(config-if)#switchport port-security mac-address 1

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4.單項(xiàng)選擇題 Refer to the exhibit.The user at Workstation B reports that Server A cannot be reached.What is
preventing Workstation B from reaching Server A？（）

A.The IP address for Server A is a broadcast address.
B.The IP address for Workstation B is a subnet address.
C.The gateway for Workstation B is not on the same subnet.
D.The gateway for Server A is not on the same subnet.

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5.多項(xiàng)選擇題Which two statements about the configuration of the switch interface are correct (Choose two)（）。

A.The switchport belongs only to VLAN 2
B.Interface fa0/0 will be in both VLAN 1 (by default) and VLAN 2
C.The exhibit shows interface fa0/0 to be dynamically mapped to VLAN 2
D.A network host can be connected to this interface

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