LAN (Locla Area Network)

LAN (Locla Area Network)-Cabling  568A  & 568B

cÖ_‡g Avgv‡`i  Rvbv cÖ‡qvRb- 568A & 568B ej‡Z wK ?

568A & 568B ej‡Z Standard Wire A_©vr Wight Green Øviv ïiæ n‡j Zvnv‡K ejv nq- 568A Ges Wight Orange Øviv ïiæ n‡j Zvnv‡K ejv nq- 568B

wb‡Pi wPÎwU †`L‡j eyS‡Z mnR n‡e|

                                           

                                                      wPÎ-1

                                                                        wPÎ-2

Avgiv hLb  Network Gi wPšÍv Kwi ZLbB Avgv‡`i †h welqwU cÖ_g Rvbv cÖ‡qvRb Zvnv nj Avgiv †Kvb ai‡bi  Network Ki‡Z PvB| Network  ej‡Z   GKvwaK Computer  †K GK mv‡_ Connected Kiv|  mvavibZ  Network Gi aib nj wZb cÖKvi | †hgb:-

Types of Network:   There are main three types of network-

        

         1. LAN (Local Area Network): Connected two or more PCs in a building.
      2. MAN (Metropolitan Area Network): Connected more LANs in a city.
          3. WAN (Wide Area Network): Connected more LANs in a wide distance.

LAN  (Local Area Network)

LAN  (Local Area Network) ej‡Z GKvwaK Computer †K GKwU  building A_ev cvkvcvwk K‡qKwU building Gi g‡a¨ Locally Connected  Kiv‡K Local Area Network ejv nq|

GB †ÿ‡Î Avgiv `yBfv‡e  Local Area Network ‰Zwi Ki‡Z cvwi| †hgb:

    1. Crossover cable
    2. Straight-through cable

Crossover cable

Crossover cable  nj Dfqw`K hw` GKB Device nq †hgb: 

A Hub           →        a Hub,
Computer     →       Computer,
Computer     →       Router, 

Computer     →       Switch (if manageable),
Transceiver   →       Transceiver,
NIC                 →       NIC card,
Transceiver   →       NIC card,

ZLb GKw`K n‡e  568A  Ges Aciw`K n‡e 568B |

wb‡¤œi wPθ‡jv †`L‡j Avgv‡`i cwi®‹vi avibv n‡e| 

                                       wPÎ-1

 wPÎ-2

 wPÎ-3

wPÎ-4

 

wPÎ-5

 

wPÎ-6

 

wPÎ-7

Straight through cable

  

 Straight through cable nj Dfqw`K hw` wfbœ Device nq †hgb:

             A Hub           →      Computer,
       Computer      →         Switch
        Switch             →          Router

ZLb GKw`K n‡e  568A  Ges Aciw`K n‡e 568A  A_ev,  GKw`K n‡e  568B  Ges Aciw`K n‡e 568B, A_©vr Dfq w`K GKB n‡e|

             wb‡¤œi wPθ‡jv †`L‡j Avgv‡`i cwi®‹vi avibv n‡e| 

wPÎ-1 

wPÎ-2

 +

wPÎ-3

 

                               +

 wPÎ-4

 

wPÎ-5

Network Kivi ci wPÎ-1

wPÎ-2