CCNA Exploration - Chapter 11

Chapter 11 - Correct Answers

1
Refer to the exhibit. What command will place the router into the correct mode to configure an appropriate interface to connect to a LAN?

--> UBAMA(config)# interface FastEthernet 0/1

2
In a Cisco router, when do changes made to the running-configuration take effect?

--> as the commands are entered

3
Refer to the exhibit. A technician applies the configuration in the exhibit to a clean router. To verify the configuration, the technician issues the show running-config command in the CLI session with the router. What lines should the technician expect to see in the router output from the show running-config command?

--> enable secret 5 $1$v0/3$QyQWmJyT7zCa/yaBRasJm0
enable password 7 14141E0A1F17
line console 0
password 7 020507550A

4
When network services fail, which port is most often used to access a router for management purposes?

--> Console

5
Refer to the exhibit. A network administrator on HostA has problems accessing the FTP server. Layer three connectivity testing was successful from HostA to the S1 interface of RouterB. Which set of commands will allow the network administrator to telnet to RouterB and run debug commands?

--> RouterB(config)# enable secret class
RouterB(config)# line vty 0
RouterB(config-line)# password cisco
RouterB(config-line)# login

6
Users in the network are experiencing slow response time when doing file transfers to a remote server. What command could be issued to determine if the router has experienced any input or output errors?

--> show interfaces

7
Refer to the exhibit. Which names correctly identify the CLI mode represented by the prompt for Switch-East4#? (Choose two.)

--> privileged executive mode

--> enable mode

8
What command is used to change the default router name to Fontana?

--> Router(config)# hostname Fontana

9
The serial connection shown in the graphic needs to be configured. Which configuration commands must be made on the Sydney router to establish connectivity with the Melbourne site? (Choose three.)

--> Sydney(config-if)# ip address 201.100.53.2 255.255.255.0

--> Sydney(config-if)# no shutdown

--> Sydney(config-if)# clock rate 56000

10
Refer to the exhibit. The output is shown for the show ip route command executed on Router A. What does the IP address 192.168.2.2 represent?

--> IP assigned to the serial port on Router B

11
Refer to the exhibit. What additional command is required to allow remote access to this switch?

--> NA-SW1(config)# ip default-gateway address

12
Immediately after a router completes its boot sequence, the network administrator wants to check the routers configuration. From privileged EXEC mode, which of the following commands can the administrator use for this purpose? (Choose two.)

--> show startup-config

--> show running-config

13
Which three terms correctly define the forms of help available within the Cisco IOS? (Choose three.)

--> hot keys

--> context-sensitive

--> command syntax check

14
Refer to the exhibit. A student is responsible for the IP addressing, configuration and connectivity testing of the network shown in the graphic. A ping from host B to host C results in a destination unreachable but a ping from host B to host A was successful. What two reasons could account for this failure based on the graphic and partial router output for the Dallas router? (Choose two.)

--> The S0/0/1 IP address of Dallas is improperly configured.

--> The clock rate is missing on the serial link between Dallas and NYC.

15
Which combination of keys would be used at the CLI prompt to interrupt a ping or traceroute process?

--> Ctrl-Shift-6

16
The connection between routers B and C has been successfully tested. However, after rebooting router C, the administrator noticed the response time between networks 10.10.3.0 and 10.10.4.0 is slower. Ping between the two routers is successful. A trace route indicates three hops from router B to router C. What else can be done to troubleshoot the problem?

--> Issue a show interfaces command on router C.

17
In a Cisco device, where is the IOS file stored prior to system startup?

--> Flash


18
On a Cisco router, which interface would be used to make the initial configuration?

--> console


19
A network administrator needs to keep the user ID, password, and session contents private when establishing remote CLI connectivity with a router to manage it. Which access method should be chosen?

--> SSH