DISCUSSING ABOUT 6 ?DISCUSSING ABOUT 6 ?

WHAT IS NETWORK…………………… ?BASIC NETWORK DEVICES…………?WHAT IS HUB……………………..........?WHAT IS SWITCH………………………..? WHAT IS ROUTER………………………..?CONFIGURATIONS OF ROUTERS…?----------------------------------------------------------------------------TOTAL=6?-----

NETWORKNETWORK

ANY COLLECTION OF INTERCONNECTED DEVICES WHICH IS ABLE TO COMMUNICATE WITH EACH OTHER OVER A MEDIUM IS CALLED A

NETWORK.

NETWORK DEVICESNETWORK DEVICES

HUBHUBHUB IS NETWORK DEVICE WHICH IS USED FOR CONNECTING MULTIPLE NETWORK DEVICES TOGETHER TO

ACT AS SINGLE NETWORK SEGMENT

SWITCHSWITCH

SWITCHSWITCH

SWITHCH AN INTELLIGENT DEVICE WHICH GIVES THE SECURE COMMNUICATION BETWEEN SOURCE AND DESTINATION

PORT MAC

1 1A

2 2A

3 3A

4 4A

L3 L3 SWITCHSWITCH

L3 SWITCHL3 SWITCH

SWITHCHES ARE CABABLE TO DO ROUTINGS.WHICH IS CALLED AS ‘MANAGEABLE

SWITCHES’OR ‘

L3 SWITCHES’

IS POSSIBLE TO PING TOIS POSSIBLE TO PING TOFROM 1 TO 6 ? FROM 1 TO 6 ?

NET ID:192.168.0.0

NET ID:172.16.0.0

ROUTERROUTER

ROUTER IS A DEVICE WHICH MAKES

COMMUNICATION POSSIBLE BETWEEN

TWO OR MORE DIFFERENT

NETWORKS PRESENT IN DIFFERENT

GEOGRAPHICAL LOCATIONS.

INTERNL COMPONENTSINTERNL COMPONENTS

ROM FLASHNVRAMRAMPROCESSOR

17

USER EXEC MODEPRIVILLAGE EXEC MODEGLOBAL CONFIGURATION

MODEROMMON MODE

SETUP MODE

USER EXEC MODEUSER EXEC MODE

The user EXEC commands allow you to connect to remote devices, change

terminal settings on a temporary basis, perform basic tests, and list system

information. The prompt for user EXEC mode is the name of the device followed

by an angle bracket: Router>.

PRIVILLAGE MODEPRIVILLAGE MODE

Privileged EXEC mode is password protected, and allows the use of all EXEC

mode commands available on the system.

To enter this mode use enable command

GLOBAL CONFIGURATION MODEGLOBAL CONFIGURATION MODE

Global configuration mode allows to apply all the features that going to

affect the entire router system.To enter global configuration mode,

use the configure terminal privileged EXEC

command. 

NEWORKS SUBNET MASK

Enable password

DEFAULT GATEWAY

PORT NUMBER

192.168.0.0 255.255.255.0

HCL@123

192.168.0.1 0/0

172.16.0.0 255.255.0.O 172.16.0.1 0/1