Router configuration 1

Configure Global Parameters

Perform these steps to configure selected global parameters for your router:

                                 Commands

Step 1                configure terminal
Example:

Router> enable

Router# configure terminal

Router(config)# 

                         

 Purpose

Enters global configuration mode, when using the console port.

If you are connecting to the router using a remote terminal, use the following:

telnet router name or address

Login: login id

Password: *********

Router> enable

Step 2                 hostname name
Example:

Router(config)# hostname Router

Router(config)#
Purpose

Specifies the name for the router.

Step 3                 enable secret password
Example:

Router(config)# enable secret cr1ny5ho

Router(config)#
Purpose

Specifies an encrypted password to prevent unauthorized access to the router.

Step 4                  no ip domain-lookup

Example:

Router(config)# no ip domain-lookup

Router(config)#
Purpose

Disables the router from translating unfamiliar words (typos) into IP addresses.

Configure the Fast Ethernet WAN Interface

Perform these steps to configure the Fast Ethernet interface, beginning in global configuration mode:

                                  Command

Step 1                  interface type number

Example:

Router(config)# interface fastethernet 4

Router(config-if)#

Purpose

Enters the configuration mode for a Fast

Ethernet WAN interface on the router.

Step 2                    ip address ip-address mask

Example:

Router(config-if)# ip address 192.1.12.2 255.255.255.0

Router(config-if)#

Purpose

Sets the IP address and subnet mask for the specified Fast Ethernet interface.

Step 3                no shutdown

Example:

Router(config-if)# no shutdown

Router(config-if)#

Purpose

Enables the Ethernet interface, changing its state from administratively down to administratively up.

Step 4               exit

Example:

Router(config-if)# exit

Router(config)#

Purpose

Exits configuration mode for the Fast Ethernet interface and returns to global configuration mode.