Q1: Basic cable construction and
testing
1. Straight
2. cross-over
3. Roll-over)
(These cables
are connect through RJ-45)
Straight through cable:
Straight through cable is the type of cat 5 use to connect two different kind of networking devices such as computer with router or computer with hub etc. In this cable both the ends are the same colors. Color code for straight through cable is given below
End 1 |
End 2 |
|
Orange |
Orange |
|
Orange and white |
Orange and white |
|
Green and white |
Green and white |
|
Blue and white |
Blue and white |
|
Blue |
Blue |
|
Green |
Green |
|
Brown |
Brown |
|
Brown
and white |
|
|
Cross over Cable:
Cross over cable is the type of cat 5 cable use to
connect the same kind of devices such as one pc with other, one switch with
other etc. Here in cross through cable both the ends contain different kind of colors.
So the color codes are given below
End 1 |
End 2 |
|
Orange and white |
Green and white |
|
Orange |
Green |
|
Green and white |
Orange and white |
|
Blue |
Blue |
|
Blue and white |
Blue and white |
|
Green |
Orange |
|
Brown and white |
Brown and white |
|
Brown |
Brown |
Roll
Over Cable:
Roll over
cable is the type of cable use to connect computer terminal with router console
port. It is also called console cable also It has light blue color. Color codes
for roll over cable are following
End
1 |
End
2 |
Orange
and White |
Brown |
Orange |
Brown
and White |
Green
and White |
Green |
Blue |
Blue
and White |
Blue
and White |
Blue |
Green |
Green
and White |
Brown
and White |
Orange |
Brown |
Orange
and White |