Four Twisted-Pair Cable Pinouts For 1000Base-T Ports; Identifying A Crossover Cable - Cisco WS-C3560-48PS-S Hardware Installation Manual

Cable and Adapter Specifications

Four Twisted-Pair Cable Pinouts for 1000BASE-T Ports

Figure B-8
module ports on Catalyst 3560 switches.
Figure B-8
Switch
1 TP0+
2 TP0-
3 TP1+
6 TP1-
4 TP2+
5 TP2-
7 TP3+
8 TP3-
Figure B-9

Identifying a Crossover Cable

To identify a crossover cable, compare the two modular ends of the cable. Hold the cable ends
side-by-side, with the tab at the back. The wire connected to the pin on the outside of the left plug should
be a different color from the wire connected to the pin on the inside of the right plug. (See
Catalyst 3560 Switch Hardware Installation Guide
B-6
and Figure B-9 show the schematics of four twisted-pair cables for 1000BASE-T SFP
Four Twisted-Pair Straight-Through Cable Schematic for 1000BASE-T Ports
Router or PC
1 TP0+
2 TP0-
3 TP1+
6 TP1-
4 TP2+
5 TP2-
7 TP3+
8 TP3-
Four Twisted-Pair Crossover Cable Schematics for 1000BASE-T Ports
Appendix B Connector and Cable Specifications
Figure B-10.)
OL-6337-07