ITNv7 Configuration Commands

router(config)# hostname name

Sets the hostname of the router or switch

router(config)# enable secret password

Secures privileged EXEC mode

router(config)# line con 0

router(config-line)# password password

router(config-line)# login

Secures user EXEC mode

router(config)# line vty 0 15

router(config-line)# password password

router(config-line)# login

router(config-line)# transport input telnet

Secures remote access for telnet

router(config)# line vty 0 15

router(config-line)# password password

router(config-line)# login

router(config-line)# transport input ssh

Secures remote access for SSH

Router(config)# service password-encryption

Secures all passwords in the config file

Router(config)# banner motd "message"

Provides a legal notification banner

Router(config)# copy running-configuration startup-configuration

Saves the configuration to NVRAM

Router(config)# interface type and number

Enters interface configuration mode

Router>enable

Enters privileged EXEC mode

Router#

Privileged EXEC mode

Router#configure terminal

Enters configuration mode

Router(config)# interface g0/0/0

Router(config-if)# description your description

Router(config-if)# ip address ip-address subnet-mask

Router(config-if)# ipv6 address ipv6 address/prefix length

Router(config-if)# no shutdown

Interface configuration steps

Router(config-if)# no shutdown

Activates the interface

Router# show ip interface brief

Displays all interfaces, their IP addresses, and their current status

Router# show ip route

Displays the content of the routing table

Router# show interfaces

Displays statistics for all interfaces on the device. Only displays IPv4 addressing information.

Router# show ip interfaces

Displays the IPv4 statistics for all interfaces on a router

Router# show IPv6 interface

Displays the IPv6 statistics for all interfaces on a router