3.1 - 568A and 568b Colors

Question 1

Term

Answer 1

Definition

Question 2

Network Cabling Standards

Answer 2

Guidelines used globally to ensure consistent network installations, including the ISO/IEC 11801 and TIA 568 standards.

Question 3

TIA 568 Standard

Answer 3

A U.S. standard known as the Commercial Building Telecommunications Cabling Standard, providing specifications for ethernet pin and pair assignments.

Question 4

T568A and T568B

Answer 4

Two wiring schemes within the TIA 568 standard for ethernet connections, determining the color order of wires in an 8P8C connector (RJ45).

Question 5

568A vs. 568B Color Schemes

Answer 5

In 568A, pins 1 and 2 use white/green and green, while in 568B, they use white/orange and orange. Pins 4, 5, 7, and 8 are the same in both standards.

Question 6

Ethernet Crossover Cable

Answer 6

A type of cable using different wiring schemes on each end; often mistakenly thought to involve T568A and T568B, but actually governed by IEEE standards.

Question 7

Punch Down Block

Answer 7

A device used to connect ethernet cables; it often shows both 568A and 568B color schemes for proper wire placement during installation.