02RouterBasicConfiguration.txt

##Basic Router Configurations
==============================

Command for User Exec Mode to Privileged Mode
==============================================
Would you like to enter the initial configuration dialog? [yes/no]: no
Router>enable

Command for Privileged Mode to Configuration Mode
==================================================
Router#configure terminal

Setup Hostname
===============
Router(config)#hostname  R1
Note: Here, R1 is the hostname

Configure Passwords in Router
==============================
1. Privileged Mode Password Setup
==================================
R1(config)#enable password cricket
Note: Here, cricket is the password

R1(config)#no enable password    --->Delete password from privileged mode

2. Privileged Mode Secret Password Setup
=========================================
R1(config)#enable secret cricket
R1(config)#no enable secret --->Delete secret password from privileged mode

Encrypted all the Passwords of a Router
========================================
R1(config)#service password-encryption

Set a Minimum Length of Passwords
==================================
R1(config)#security passwords min-length 8
Note: Here, 8 is the minimum length

To View the Running Configuration of a Router
==============================================
R1#show running-config 
Note: This command works in the Privileged Mode

Setup Banner Message
=====================
R1(config)#banner motd $Hello World!$
Note: Message should be between two dollar signs($)

Assign IPv4 Address to an Interface of a Router
================================================
R1(config)#int f0/0
R1(config-if)#ip address 172.16.2.2 255.255.255.128
R1(config-if)#no shutdown 
R1(config-if)#exit

R1(config)#int f0/1
R1(config-if)#ip address 172.16.1.2 255.255.255.0
R1(config-if)#no shutdown 
R1(config-if)#exit