Cisco Catalyst 6807-XL - Appendix E Troubleshooting; Getting Started; Solving Problems at the System Component Level

Side 2 Pin (Signal)Side 1 Pin (Signal)
1 (RD+)3 (TD+)
2 (RD–)6 (TD–)
4 (Not used)4 (Not used)
5 (Not used)5 (Not used)
7 (Not used)7 (Not used)
8 (Not used)8 (Not used)
Figure 42: Twisted-Pair Crossover 10 BASE-T and 100 BASE-T Cable Schematic
Table 34: 1000 BASE-T Crossover Cable Pinout (MDI-X)
Side 2 Pin (Signal)Side 1 Pin (Signal)
3 (TP1+)1 (TP0+)
6 (TP1–)2 (TP0–)
1 (TP0+)3 (TP1+)
2 (TP1–)6 (TP1–)
7 (TP3+)4 (TP2+)
8 (TP3–)5 (TP2–)
4 (TP2+)7 (TP3+)
5 (TP2–)8 (TP3–)
Cisco Catalyst 6807-XL Switch Hardware Installation Guide
OL-30656-01 93
Transceivers, Module Connectors, and Cable Specifications
Cable Pinouts