單項(xiàng)選擇題

Refer to the exhibit. 
What is the problem with this configuration?()

 

A. Spanning tree PortFast cannot be configured on a port where a voice VLAN is configured.
B. Sticky secure MAC addresses cannot be used on a port when a voice VLAN is configured.
C. Spanning tree PortFast cannot be configured on a port when a sticky secure MAC address is  used.
D. The switch port must be configured as a trunk.


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1.多項(xiàng)選擇題

You need to configure port security on switch R1.
 Which two statements are true about this  technology? ()


A. Port security can be configured for ports supporting VoIP.
B. With port security configured, four MAC addresses are allowed by default.
C. The network administrator must manually enter the MAC address for each device in order for  the switch to allow connectivity.
D.  Withsecurity configured, only one MAC addresses is allowed by default.  
E. Port security cannot be configured for ports supporting VoIP.


2.多項(xiàng)選擇題

Refer to the exhibit. Based on the running configuration that is shown for interface  FastEthernet0/2, 
what two conclusions can be deduced?()

A. Connecting a host with MAC address 0000.0000.4147 will move interface FastEthernet0/2 into  error disabled state.
B. The host with address 0000.0000.4141 is removed from the secure address list after 5 seconds  of inactivity.
C. The sticky secure MAC addresses are treated as static secure MAC addresses after the  running configuration is saved to the startup configuration and the switch is restarted.
D. Interface FastEthernet0/2 is a voice VLAN port.
E. The host with address 0000.0000.000b is removed from the secure address list after 300  seconds.

3.單項(xiàng)選擇題

Refer to the exhibit.
 Which interface or interfaces on switch SW_A can have the port security  feature enabled?()

A. Ports 0/1 and 0/2
B. The trunk port 0/22 and the EtherChannel ports
C. Ports 0/1, 0/2 and 0/3
D. Ports 0/1, 0/2, 0/3, the trunk port 0/22 and the EtherChannel ports
E. Port 0/1
F. Ports 0/1, 0/2, 0/3 and the trunk port 0/22

5.單項(xiàng)選擇題

VLAN maps have been configured on switch R1.
 Which of the following actions are taken in a  VLAN map that does not contain a match clause?  ()

A. Implicit deny feature at end of list.
B. Implicit deny feature at start of list.
C. Implicit forward feature at end of list
D. Implicit forward feature at start of list.

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