Basic Router Commands.......

Set a console password to cisco Router(config)#line con 0
Router(config-line)#login
Router(config-line)#password cisco

Set a telnet password Router(config)#line vty 0 4
Router(config-line)#login
Router(config-line)#password cisco

Stop console timing out Router(config)#line con 0
Router(config-line)#exec-timeout 0 0

Set the enable password to cisco Router(config)#enable password cisco
Set the enable secret password to peter.
This password overrides the enable password and is encypted within the config file
Router(config)#enable secret peter

Enable an interface Router(config-if)#no shutdown
To disable an interface Router(config-if)#shutdown
Set the clock rate for a router with a DCE cable to 64K Router(config-if)clock rate 64000

Set a logical bandwidth assignment of 64K to the serial interface Router(config-if)bandwidth 64 (Note that the zeroes are not missing )

To add an IP address to a interface Router(config-if)#ip addr 10.1.1.1 255.255.255.0

To enable RIP on all 172.16.x.y interfaces Router(config)#router rip
Router(config-router)#network 172.16.0.0

Disable RIP Router(config)#no router rip

To enable IRGP with a AS of 200, to all interfaces Router(config)#router igrp 200
Router(config-router)#network 172.16.0.0

Disable IGRP Router(config)#no router igrp 200

Static route the remote network is 172.16.1.0, with a mask of 255.255.255.0, the next hop is 172.16.2.1, at a cost of 5 hops Router(config)#ip route 172.16.1.0 255.255.255.0 172.16.2.1 5

Disable CDP for the whole router Router(config)#no cdp run

Enable CDP for he whole router Router(config)#cdp run

Disable CDP on an interface Router(config-if)#no cdp enable