HP FlexFabric 11900 Switch Series Installation Guide

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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 Figure 46.
• C
rossover—The pinouts at one end comply with standard 568B, and those at the other end comply
with standard 568A, as shown in Figure 47.
Figure 46 Straight-throu
gh cable
Figure 47 Crossover cable