Configuring Basic Cisco Router (Part -1)

Before you configure a Cisco router, you have to know what kind of Cisco Router Mode. There are 3 mode at Cisco Router.

1. User EXEC Mode , Router>
In this mode, you can’t do many things even running configuration. Ping, traceroute are
kinds of command that you can execute in this mode.
2. Previleged Mode , Router#
View running configuration, save configuration can be executed in here.
3. Global configuration Mode, Router (config)#
In this area you can configure router, interface configuration, routing, etc.
4. Specific Configuration Mode, example : Router (config-if)#
Interface IP Address, shutting down, set VLAN number you can write in here.

If don’t have router at your place, you can use Cisco Simulator like GNS3, routersim, packet tracer.


Configuring Router Name

Router#config t
Enter to global configuration
Router(config)#hostname Jakarta
make router name to Jakarta
Jakarta(config)#
Router name changed to Jakarta


Configuring Console Password

Router#config t
Enter to global configuration
Router(config)#line console 0
Enter to line console
Router(config-line)#password test
Give password to console with “test”


Virtual Terminal Password

Router#config t
Enter to global configuration
Router(config)#line vty 0 4
Enter to virtual line (telnet) from user 0 to user 4 (5 users)
Router(config-line)#password test
Give password to virtual line with “test”


Enable password

Router(config)#enable password erik
Give enable password with “erik”


Password Encryption

Router(config)#service password-encryption
Make your password encrypted


To be continued ..