Cisco Basic Router & Switch Commands

Front 1

configure terminal

Back 1

enters global configuration mode from privileged EXEC mode

Front 2

disable

Back 2

returns to user EXEC mode from privileged EXEC mode

Front 3

enable

Back 3

enters privileged EXEC mode from user EXEC mode

Front 4

enable password [password]

Back 4

sets the enable password

Front 5

enable secret [password]

Back 5

sets the enable secret password (overrides [enable password]

Front 6

hostname [host-name]

Back 6

sets the device name

Front 7

line console 0

Back 7

accesses console line 0 configuration mode (also; vty & aux lines)

Front 8

login

Back 8

enables password checking

Front 9

password [password]

Back 9

specifies the password that is required for a user to log in

Front 10

show running-config

Back 10

displays the contents of the active configuration file

Front 11

banner login [delimiting-character message delimiting-character]

Back 11

configures a message that is displayed at user login attempts

Front 12

banner motd [delimiting-character message delimiting-character]

Back 12

configures a message-of-the-day (MOTD) banner that can be used to display a message at user login attempts

Front 13

line vty 0 4

Back 13

enters configuration mode for virtual terminal (Telnet) lines

Front 14

login local

Back 14

defines the use of local usernames, replacing the login subcommand in vty configuration mode

Front 15

service password-encryption

Back 15

applies encryption to all current and future passwords configured on the device

Front 16

show interfaces [type number]

Back 16

displays statistics for all interfaces configured on the router

Front 17

show ip interface brief

Back 17

displays a brief summary of interface status and configuration

Front 18

show terminal

Back 18

displays the current terminal settings

Front 19

show version

Back 19

displays hardware platform and software versions

Front 20

copy running-config startup-config

Back 20

saves the configuration file

Front 21

reload

Back 21

reboots the router

Front 22

show startup-config

Back 22

displays the backup configuration file

Front 23

cdp enable

Back 23

enables CDP on an interface; the word "no" prefixed to the command disables CDP on an interface

Front 24

ip address [ip-address] [subnet-mask]

Back 24

assigns an IP address to an interface

Front 25

no shutdown

Back 25

enables an interface

Front 26

show cdp

Back 26

displays global CDP information, including timer and hold-time information

Front 27

show cdp neighbors

Back 27

displays information about directly connected neighbors

Front 28

show ip interface

Back 28

displays IP information for an interface

Front 29

CTRL+SHIFT+6 X

Back 29

suspend current telnet session (also resumes previous session)

Front 30

enable password level [level] [password]

Back 30

sets the enable password on a switch with a level for which the password applies

Front 31

enable secret level [level] [password]

Back 31

sets the enable secret password on a switch with an optional level for which the password applies

Front 32

shutdown / no shutdown

Back 32

disables an interface / enables an interface

Front 33

show mac-address-table

Back 33

displays the Media Access Control (MAC) forwarding table

Front 34

ip default-gateway [ip-address]

Back 34

configures a default gateway IP address to which traffic destined to remote networks will be forwarded

Front 35

show interfaces status

Back 35

displays the line status of all interfaces

Front 36

copy running-config [startup-config] | [tftp] | [device:filename]

Back 36

copies a device’s running configuration file to another destination

Front 37

copy tftp [running-config] | [startup-config] | [device:filename]

Back 37

copies a file from a TFTP server to another destination

Front 38

show ip route

Back 38

displays the IP routing table

Front 39

Router>

Back 39

User EXEC

Front 40

Router>#

Back 40

Privileged EXEC

Front 41

Router(config)#

Back 41

Global config