Cisco day 4 to day 7

Question 1

it is the interface you use to configure Cisco Devices

Answer 1

CLI (Command Line Interface)

Question 2

GUI means

Answer 2

Graphical User Interface - not commonly used by network engineers.

Question 3

what port connection to use when configuring a device?

Answer 3

use the console port

Question 4

what connector used in configuring a device using rj-45 port?

Answer 4

Rollover Cable

-which has RJ-45 at one end and the other end is DB9

Question 5

there is 8 pins on rollover cable and the connection is :

Answer 5

pin 1 to pin 8
pin 2 to pin 7
pin 3 to pin 6
pin 4 to pin 5
pin 5 to pin 4
pin 6 to pin 3
pin 7 to pin 2
pin 8 to pin 1

Question 6

to access CLI you can use ?

Answer 6

Terminal Emulator (Putty is popular choice) 
then choose SERIAL CONNECTION

Question 7

the baud rate or speed is ____
the data bits is ____
the stop bits is ____

Answer 7

9600
8
1

Question 8

when you first enter to the CLI in default you will be in what mode ?

Answer 8

User Exec Mode (it is indicated by greater than sign)

Question 9

if you enter “enable” command in User Exec Mode you will be in what mode?

Answer 9

Priviledge Exec Mode (it is indicated by #)

Question 10

provides complete access to view the device’s configuration , restart the device . etc.

cannot change the configuration , but can change the time on the device , save the configuration file , etc.

Answer 10

Priviledge Exec Mode

Question 11

user exec mode commands :

Answer 11

1. <1-99> - session number to resume
2. connect - open a terminal connection
3. disable - turn off priviledge commands
4. disconnect - disconnect all existing network connection
5. enable - turn on priviledge commands
6. exit - exit from exec mode
7. logout - exit from exec mode
8. ping - Send Echo Messages
9. resume - Resume an active network connection
10. show - show running system information
11. ssh - open a secure shell client connection
12. telnet - open a telnet connection
13. terminal - set terminal lines parameter
14. traceroute - trace route to destination

Question 12

priviledge exec mode commands :

Answer 12

1. <1-99> - session number to resume
2. auto - exec level automation
3. clear - reset function
4. clock - manage the system clock
5. configure - enter configuration mode
6. connect - open a terminal connection
7. copy - copy from one file to another
8. debug - debugging functions (see also undebug)”
9. delete - delete a file
10. dir - list file on a file system
11. disable - turn off priviledge command
12. disconnect - disconnect an existing network connection
13. enable - turn on priviledge commands
14. erase - erase a file system

Question 13

priviledge exec mode commands :

Answer 13

1. exit - exit from exec
2. logout - exit from exec
3. mkdir - create new directory
4. more - display the contents of a file
5. no - disable debugging informations
6. ping - send echo messages
7. reload - halt and perform a cold restart
8. resume - resume an active network connection
9. rmdir - remove existing directory
10. send - send a message to other tty lines
11. setup - run the SETUP command facility
12. show - show running system information
13. ssh - open a secure shell client connection
14. telnet - open a telnet connection
15. terminal - set terminal line parameters
16. traceroute - traceroute to destination
17. undebug - disable debugging functions
18. vlan - configure VLAN parameters
19. write - write running configuration to memory , network or terminal

Question 14

what command use to view the available commands?

Answer 14

use “?”

Question 15

when you enter “configure terminal” in Priviledge Exec Mode what mode you will be?

Answer 15

Global Configuration Mode

Question 16

in global configuration mode you can use the command ______ to protect priviledge exec mode

Answer 16

enable password

Question 17

there are two separate configuration files kept on the device at once :

Answer 17

1. ) running-config - the current, active configuration file on the device . as you enter the commands in the CLI, you edit the active configuration.
2. ) startup-config - the configuration file that will be loaded upon restart of the device

Question 18

Saving the Configuration :

Answer 18

in the Priviledge Exec Mode

1) .write
2) .write memory
3) .copy running-config startup-config

Question 19

you can add more security after “enable password” using what command?

Answer 19

in Global Configuration Mode

service password-encryption

Question 20

you can add more security after “service password-encryption” using what command?

Answer 20

enable secret

- you can also use do sh run command after enabling secret

Question 21

you can cancel command by using ___ command?

Answer 21

no

ex: no service password-encryption