Configuring a Cisco Router: IP Addresses, Passwords, and Banner - Prof. Nnguyễn, Study notes of Computer Networks

Instructions on how to configure a cisco router, including setting ip addresses, enabling passwords, and creating a banner message. The document also includes commands to encrypt passwords and disable domain lookup.

Typology: Study notes

2020/2021

Uploaded on 06/09/2022

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bg1
Router# config t
Router(config)#int G0/0
Router(config-if)#ip add 192.168.1.1 255.255.255.0
Router(config-if)#no shut
Router(config-if)#description Gigabit Connection 0/0
Router(config-if)#exit
Router(config)#int G0/1
Router(config-if)#ip add 192.168.2.1 255.255.255.0
Router(config-if)#no shut
Router(config-if)#exit
Router(config)#enable password 123456
Router(config)#enable secret cisco
Router(config)#exit
Router#exit
Router> enable
<Nhap password>
Router#config t
Router(config)#line console 0
Router(config-line)#password console
Router(config-line)#login
Router(config-line)#exit
Router(config)#line aux 0
Router(config-line)#password aux
Router(config-line)#login
Router(config-line)#exit
Router(config)#line vty 0 4
Router(config-line)#password vty
Router(config-line)#login
Router(config-line)#exit
Router(config)#exit
Router#show run
Router#config t
Router(config)#service password-encryption
Router(config)#exit
Router#show run
Router#config t
Router(config)#hostname HANOI
HANOI(config)#banner motd #Welcome. This is Hanoi router#
HANOI(config)#no ip domain-lookup

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Router# config t Router(config)#int G0/ Router(config-if)#ip add 192.168.1.1 255.255.255. Router(config-if)#no shut Router(config-if)#description Gigabit Connection 0/ Router(config-if)#exit Router(config)#int G0/ Router(config-if)#ip add 192.168.2.1 255.255.255. Router(config-if)#no shut Router(config-if)#exit Router(config)#enable password 123456 Router(config)#enable secret cisco Router(config)#exit Router#exit Router> enable Router#config t Router(config)#line console 0 Router(config-line)#password console Router(config-line)#login Router(config-line)#exit Router(config)#line aux 0 Router(config-line)#password aux Router(config-line)#login Router(config-line)#exit Router(config)#line vty 0 4 Router(config-line)#password vty Router(config-line)#login Router(config-line)#exit Router(config)#exit Router#show run Router#config t Router(config)#service password-encryption Router(config)#exit Router#show run Router#config t Router(config)#hostname HANOI HANOI(config)#banner motd #Welcome. This is Hanoi router# HANOI(config)#no ip domain-lookup