多項(xiàng)選擇題Which destination addresses will be used by Host A to send data to Host C?()

A. the IP address of Switch 1 
B. the MAC address of Switch 1
C. the IP address of Host C
D. the MAC address of Host C
E. the IP address of the router's E0 interface
F. the MAC address of the router's E0 interface


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1.多項(xiàng)選擇題Which of the following are types of flow control?()

A.buffering
B.cut-through
C.windowing
D.congestion avoidance
E.load balancing

2.多項(xiàng)選擇題Which of the following IP addresses fall into the CIDR block of 115.64.4.0/22?()

A.115.64.8.32
B.115.64.7.64
C.115.64.6.255
D.115.64.3.255
E.115.64.5.128
F.115.64.12.128

3.多項(xiàng)選擇題

An administrator is unsuccessful in adding VLAN 50 to aswitch. While troubleshooting the problem, the administrator views the output of the show vtp status command, which is displayed in the graphic. What commands must be issued on this switch to add VLAN 50 to the database?()

A. Switch(config-if)# switchport access vlan 50
B. Switch(vlan)# vtp server
C. Switch(config)# config-revision 20
D. Switch(config)# vlan 50 name Tech
E. Switch(vlan)# vlan 50
F. Switch(vlan)# switchport trunk vlan 50

4.多項(xiàng)選擇題Which statements describe the routing protocol OSPF?()

A. It supports VLSM.
B. It is used to route between autonomous systems.
C. It confines network instability to one area of the network.
D. It increases routing overhead on the network.
E. It allows extensive control of routing updates.
F. It is simpler to configure than RIP v2.

5.多項(xiàng)選擇題What information does a router running a link-state protocol use to build and maintain its topological database?()

A. hello packets
B. SAP messages sent by other routers
C. LSAs from other routers
D. beacons received on point-to-point links
E. routing tables received from other link-state routers
F. TTL packets from designated routers

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

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Which IPsec security protocol should be used when confidentiality is required?()

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How are VTP advertisements delivered to switches across the network?()

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An employee of ABC company has move to an office on a different floor. Although the administrator is able to telnet to all of the routers,the address of Switch F is needed in order to verify that the employee remains in the same VLAN.Which action could be used by the administrator to find the IP address of Switch F?()

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The network administrator cannot to switch 1 over a telnet session,although the hosts attached to switch 1 can ping the interface Fa0/0 of the router.Given the information in the graphic and assuming that the router and switch2 are configured properly,which of the following commands should be issued on switch 1 to correct this problem?()

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What is the default administrative distance of OSPF?()

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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 cisco ios command can help to determine the timing of various debug events,relative to each other,when you are debugging a complicated router issue?()

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

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Which command is used to display the collection of OSPF link states?()

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