89
Based on pinouts
Ethernet twisted pair cables can be classified into straight through and crossover cables based on their
pinouts.
•
Straight-through
—The pinouts at both ends comply with standard 568B, as shown in
.
•
Crossover
—The pinouts at one end comply with standard 568B, and those at the other end comply
with standard 568A, as shown in
Figure 48
Straight-through cable
Figure 49
Crossover cable