Which two topologies are using the correct type of twisted-pair cables? 漫步雲端 281

Which two topologies are using the correct type of twisted-pair cables? (Choose two.)

A network administrator changes the configuration register to 0x2142 and reboots the router.漫步雲端 280

A network administrator changes the configuration register to 0x2142 and reboots the router.
What are two results of making this change? (Choose two.)

Refer to the exhibit. Which three statements correctly describe Network Device A? 漫步雲端 279

Refer to the exhibit. Which three statements correctly describe Network Device A? 

Refer to the exhibit. The networks connected to router R2 have been summarized as a 192.168.176.0/21 route and sent to R1.漫步雲端 278

Refer to the exhibit. The networks connected to router R2 have been summarized as a
192.168.176.0/21 route and sent to R1. Which two packet destination addresses will R1 forward to R2?

Which two values are used by Spanning Tree Protocol to elect a root bridge? 漫步雲端 277

Which two values are used by Spanning Tree Protocol to elect a root bridge?

Switch ports operating in which two roles will forward traffic according to the IEEE 802.1w standard?漫步雲端 276

Switch ports operating in which two roles will forward traffic according to the IEEE 802.1w standard?

Refer to the exhibit. This command is executed on 2960Switch: 2960Switch(config)# mac-address-table static 0000.00aa.aaaa vlan 10 interface fa0/1 漫步雲端 275

Refer to the exhibit. 

This command is executed on 2960Switch:

2960Switch(config)# mac-address-table static 0000.00aa.aaaa vlan 10 interface fa0/1

Which two of these statements correctly identify results of executing the command? 

A host is attempting to send data to another host on a different network. What is the first action that the sending host will take?漫步雲端 274

A host is attempting to send data to another host on a different network.


What is the first action that the sending host will take?

Refer to the exhibit. A system administrator installed a new switch using a script to configure it. IP connectivity was tested using pings to SwitchB. 漫步雲端 273

Refer to the exhibit. A system administrator installed a new switch using a script to configure it. IP

connectivity was tested using pings to SwitchB. Later attempts to access NewSwitch using Telnet from

SwitchA failed. Which statement is true?

Which two of these statements regarding RSTP are correct? (Choose two.)漫步雲端272

Which two of these statements regarding RSTP are correct? (Choose two.)

Refer to the exhibit. Each of these four switches has been configured with a hostname, as well as being configured to run RSTP. 漫步雲端

Refer to the exhibit. Each of these four switches has been configured with a hostname, as well as
being configured to run RSTP. No other configuration changes have been made. Which three of these
show the correct RSTP port roles for the indicated switches and interfaces?

Refer to the exhibit. A junior network administrator was given the task of configuring port security on SwitchA to allow only PC_A 漫步雲端 270

Refer to the exhibit. A junior network administrator was given the task of configuring port security on
SwitchA to allow only PC_A to access the switched network through port fa0/1. If any other device is
detected, the port is to drop frames from this device. The administrator configured the interface and tested
it with successful pings from PC_A to RouterA, and then observes the output from these two show
commands.
Which two of these changes are necessary for SwitchA to meet the requirements? (Choose two.)

Which of the following correctly describe steps in the OSI data encapsulation process? 漫步雲端 269

Which of the following correctly describe steps in the OSI data encapsulation process?

For which type of connection should a straight-through cable be used? 漫步雲端 268

For which type of connection should a straight-through cable be used?

Which layer of the OSI reference model uses the hardware address of a device to ensure message delivery to the proper host on a LAN? 漫步雲端 267

Which layer of the OSI reference model uses the hardware address of a device to ensure message

delivery to the proper host on a LAN?

Which type of cable is used to connect the COM port of a host to the COM port of a router or switch?漫步雲端 266

Which type of cable is used to connect the COM port of a host to the COM port of a router or switch?

Which Cisco Catalyst feature automatically disables the port in an operational PortFast upon receipt of a BPDU?

漫步雲端 265

Which Cisco Catalyst feature automatically disables the port in an operational PortFast upon receipt

of a BPDU?

Which layer of the OSI reference model uses flow control, sequencing, and acknowledgements to ensure that reliable networking occurs?

漫步雲端264 

Which layer of the OSI reference model uses flow control, sequencing, and acknowledgements 

to ensure that reliable networking occurs?