多項選擇題Which statements describe two of the benefits of VLAN Trunking Protocol?（）

A.VTP allows routing between VLANs.
B.VTP allows a single switch port to carry information to more than one VLAN.
C.VTP allows physically redundant links while preventing switching loops.
D.VTP simplifies switch administration by allowing switches to automatically share VLAN configuration information.
E.VTP helps to limit configuration errors by keeping VLAN naming consistent across the VTP domain.
F.VTP enhances security by preventing unauthorized hosts from connecting to the VTP domain.



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1.單項選擇題A network administrator must configure 200 switch ports to accept traffic from only the currently attached host devices.What would be the most efficient way to configure MAC-level security on all these ports？ （）

A.Visually verify the MAC addresses and then telnet to the switches to enter the switchport-port security mac-address command.
B.Have end users e-mail their MAC addresses. Telnet to the switch to enter the switchport-port security mac-address command.
C.Use the switchport port-security MAC address sticky command on all the switch ports that have end devices connected to them.
D.Use show mac-address-table to determine the addresses that are associated with each port and then enter the commands on each switch for MAC address port-security.

2.多項選擇題Which can be done to secure the virtual terminal interfaces on a router?（）

A.Administratively shut down the interfaces.
B.Physically secure the interfaces.
C.Configure a virtual terminal password and login process.
D.Enter an access list and applyit to the terminal interfaces using theaccess-class command.
E.Create an access list and applyit to the terminal interfaces using theaccess-group command.

3.單項選擇題Assuming the default switch configuration，which approach should you use to configure the extended vlanrange（1006 through 4094） on a cisco catalyst 3750 series switch？（）

A.Configure the switch to be in VTP client mode.
B.Configure the switch to be in VTP domaint mode.
C.Configure the switch to be in VTP transparent mode.
D.Configure the switch to be in VTPv2

4.多項選擇題Which two commands can be used to verify a trunk link configurationt status on a given cisco switch？（）

A.show interfaces interface
B.show interfaces interface trunk
C.show interfaces interface switchport
D.show ip interface brief
E.show interfaces vlan

5.單項選擇題The network administrator is in a campus building distant from Building B. WANRouter is hosting a newly installed WAN link on interface S0/0. The new link is not functioning and the administrator needs to determine if the correct cable has been attached to the S0/0 interface. How can the administrator accurately verify the correct cable type on S0/0 in the most efficient manner（）。

A.Telnet to WANRouter and execute the command show interfaces S0/0
B.Telnet to WANRouter and execute the command show processes S0/0
C.Telnet to WANRouter and execute the command show running-configuration
D.Telnet to WANRouter and execute the command show controller S0/0
E.Physically examine the cable between WANRouter S0/0 and the DCE
F.Establish a console session on WANRouter and execute the command show interfaces S0/0

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