多項(xiàng)選擇題Which three elements must be used when you configure a router interface for vlan trunking?()

A. one IP network or subnetwork for each subinterface
B. subinterface numbering that matches vlan tages
C. subinterface encapsulation identifiers that match vlan tags
D. a management domain for each subinterface
E. one physical interface for each subinterface
F. one subinterface per vlan


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1.多項(xiàng)選擇題Which of the following describes the roles of devices in a WAN?()

A. A CSU/DSU terminates a digital local loop
B. A modem terminates a digital local loop
C. A CSU/DSU terminates an analog local loop
D. A modem terminates an analog local loop
E. A router is commonly considered a DTE device
F. A router is commonly considered a DCE device

2.多項(xiàng)選擇題Which of the following are key characteristics of PPP?()

A. can be used over analog circuits
B. maps Layer 2 to Layer 3 address
C. encapsulates several routed protocols
D. supports IP only
E. provides error correction

3.多項(xiàng)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 apply it to the terminal interfaces using the access-class command.
E. Create an access list and apply it to the terminal interfaces using the access-group command.

4.多項(xiàng)選擇題Which two are features of IPv6?()

A.multicast
B.broadcast
C.allcast
D.podcast
E.anycast

5.多項(xiàng)選擇題Which two states are the port states when RSTP has converged?()

A.blocking
B.learning
C.disabled
D.forwarding
E.listening

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Which command encrypts all plaintext passwords?()

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When you are troubleshooting an ACL issue on a router,which command can help you to verify which interfaces are affected by the ACL?()

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Which statement is true, as relates to classful or classless routing?()

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Which command displays the CHAP authentication process as it occurs between two routers?()

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After the show ip route command has been entered,the follwing routes are displayed.Which route will not be entered into the routing table of a neighboring router?()

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Three access ports have been installed and configured to a small office.What term defines the wireless topology?()

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What is the subnetwork address for a host with the IP address 201.100.5.68/28?()

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Which statement describes the rule of split horizon?()

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A network administrator is planning a network installation for a large organization.The design requires 100 separate subnetworks,so the company has acquired a Class B network address.What subnet mask will provide the 100 subnetworks required, if 500 usable host addresses are required per subnet?()

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While troubleshooting a network problem,a technician discovers that the current copy of the Cisco IOS is outdated and needs to be updated.Which of the following commands would the technician issue to replace the Cisco router IOS with the newer version?()

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