chapter 2 Cables and color coding ,LAN Technology

chapter 2 Cables and color coding ,LAN Technology

UTP (Unshilded Twisted Pair ) Cable:-

1. Straight Cable :-use to connect different device .
2. Cross over cable:-use to connect different device.
3. rollover cable:-use to connect specific specification 

Color Coding of cable (this standard is maintained by EIA/TIA)

EIA/TIA 568A color coding Standard.
pin no                                                 color of wire
1                                                         green-white
2                                                         green
3                                                         orange-white
4                                                          blue
5                                                          blue-white
6                                                         orange
7                                                         brown-white
8                                                         brown

EIA/TIA 568B color coding Standard.

pin no                                                 color of wire
1                                                         orange-white
2                                                         orange
3                                                         green-white
4                                                         blue
5                                                         blue-white
6                                                         green
7                                                         brown-white
8                                                         brown

LAN Technology  :-
It was devloped as concept sneaker net(foot nt)

1. Ethernet.
2. Token ring .
3. FDDI(fiber distributed data interface)

Fiber Types :-

1. Single Mode Fiber
2. Multi Mode Fiber.