|
(B) |
(A) |
|
OW |
GW |
|
O |
G |
|
GW |
OW |
|
B |
BL |
|
BlW |
BlW |
|
G |
O |
|
BrW |
BrW |
|
Br |
Br |
|
Category |
Maximum data rate |
Usual application |
|
CAT 1 |
Less than
1 Mbps |
analog
voice (plain old telephone service) Integrated Services Digital Network Basic
Rate Interface in ISDN Doorbell wiring |
|
CAT 2 |
4 Mbps |
Mainly
used in the IBM Cabling System for token ring networks |
|
CAT 3 |
16 Mbps |
Voice and
data on 10BASE-T Ethernet |
|
CAT 4 |
20 Mbps |
Used in
16Mbps Token Ring. Otherwise not used much |
|
CAT 5 |
100 Mbps |
100 Mbps
TPDDI |