Learn Basic Configuration Of Router As Well As Switch

The basic configuration of the router in addition to switch:

Almost for both router in addition to switch basic configuration is same. I am going to perform the next basic configuration.

1.  Hostname
2.  Banner
3.  Password
4.  Interface Description

1)  HostName

H5N1 hostname is used for is used for the identity of a router. HostName has null to produce amongst network function. It helps the network administrator to locate the router easily in addition to to confirm that he is on the correct device. Below ascendancy (bold Italic alphabet) is used for Configuring router hostname.

Router>enable
Router#config terminal
Router(config)#hostname TelecomAcademy
TelecomAcademy(config)#hostname Alaskacity
Alaskacity(config)#hostname YourKeyword

Click on Image to View ascendancy clear

As yous tin come across I changed the Router hostname from "Router" to "TelecomAcademy" in addition to hence "Alaskacity". The same nosotros did inwards instance of Switch. The hostname is theme on network administrator how it becomes tardily for him to position the device.

And inwards instance of switch

Switch(config)#hostname TelecomAcademySwitch
TelecomAcademySwitch(config)#hostname AlaskaSwitch
AlaskaSwitch(config)#hostname YourKeyword

2)  Banner

The purpose of the banner is to give a alarm or welcome message to whatever individual trying to login to the router or switch. Two type of banner by in addition to large used.

• Login
• Motd

Login is a type that yous unremarkably constitute spell logging to whatever website or social network.
 E.g. " Please live into your Username in addition to Password to login. The same nosotros did hither inwards router in addition to switch. This message volition display on the login page.
Motd stands for "Message of the day" which volition display at startup of the router. How to allow come across the ascendancy used for login banner.

Router#enable
Router#config final
Router(config)#banner ?

login Set login banner 

motd laid upward message of the banner 

Router(config)#banner login #

Enter TEXT message. End amongst grapheme '#' 
Welcome to Telecom-academy.blogspot.com. Please live into your password to log in.#

# Router(config)#banner motd #

Enter TEXT message. End amongst grapheme '#' 

Welcome to Telecom-academy.blogspot.com Network. Stay secure amongst us. #

I tried to laid upward banner inwards 2960-24TT switch inwards parcel tracer in addition to constitute that it supports Motd banner only. So it is proficient practise to job the assist inwards parcel tracer. If nosotros type ascendancy inwards CLI of the switch like banner ? . It volition exhibit side yesteryear side pick amongst picayune chip detail.

3)  Password

Password it is the agency to secure the router in addition to switch from unauthorized user to access it. Only those tin access network device who bring a valid password. There are dissimilar type of password job inwards router in addition to switch.

Enable Password

We laid upward the enable passwords from global configuration fashion similar this:

Telecom(config)#enable ?
password Assign the privileged grade password
secret Assign the privileged grade secret

Password This sets the enable password on older, pre-10.3 systems, in addition to isn’t always used if
an enable cloak-and-dagger is set.

Secret The newer, encrypted password that overrides the enable password if it has been set.

Telecom(config)#enable secret Your-Keyword
Telecom(config)#enable password Your-Keyword

If yous endeavor to laid upward the enable cloak-and-dagger in addition to enable passwords the same, the router volition give yous a polite alarm to modify the minute password.

Console Password

We laid upward the console password amongst the line console 0 command in global configuration mode. 

Telecom(config)#line console ?
<0-0> First Line number

Telecom(config-line)#password Your-Keyword

Telecom(config-line)#login

Telnet Password

To laid upward the user-mode password for Telnet access into the router or switch, job the line vty
command. The best agency to notice out how many lines yous bring is to job that
handy inquiry mark.

Telecom(config)#line vty 0 ?

<1-15> Last Line number

<cr>
Telecom(config)#line vty 0 15
Telecom(config-line)#password Your-Keyword
Telecom(config-line)#login

Auxiliary Password

We tin configure the Auxiliary password on a router solely because yous won't notice this port on a switch. This is every bit good administrative business office hence nosotros demand to type enable and then config final to movement inwards global configuration mode. Be clear that router bring solely 1 auxiliary port on it.

Telecom#config t
Telecom(config)#line aux ?
<0-0> First Line number
Telecom(config)#line aux 0
Telecom(config-line)#password Your-Keyword
Telecom(config-line)#login

4)  Interface Description

Setting descriptions on an interface is around other administratively helpful thing, in addition to similar the
hostname, it’s every bit good solely locally significant. 

One instance where the description ascendancy comes inwards actually handy is when yous desire to popular off along rails of circuit numbers on a switch or a router’s series WAN port.

Here’s an instance for  a switch:

Router#config t
Router(config)#int fa0/1
Router(config-if)#description Sales VLAN Trunk Link

And on a router series WAN:

Router#config t
Router(config)#int s0/0/0
Router(config-if)#description WAN to Telecom

Reference Book:
Routing in addition to Switching Study Guide yesteryear Todd Lammle

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