Green Building Dictionary

 

Fig. 12: Cable Categories

 

Cat

Usage

TIA/EIA-568-B

1

Telephone and doorbell wiring

N

2

4 Mbit/s Token Ring

N

3

10 Mbit/s Ethernet

Y

4

16 Mbit/s Token Ring

N

5

100 Mbit/s Ethernet, may be unsuitable for 1000BASE-T gigabit Ethernet.

N

5e

100 Mbit/s and Gigabit Ethernet

Y

6

Up to 250 MHz, more than double cat 5 and 5e.

Y

6a

Future specification for 10 Gbit/s

N

7

ISO/IEC 11801 Class F cabling

N