Cable And Adapter Specifications; Two Twisted-Pair Cable Pinouts - Cisco Catalyst 3750 Hardware Installation Manual

Appendix B Connector and Cable Specifications

Cable and Adapter Specifications

These sections describe the cables and adapters used with Catalyst 3750 switches:
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Two Twisted-Pair Cable Pinouts

Figure B-7
Figure B-7
Switch
3 TD+
6 TD–
1 RD+
2 RD–
Figure B-8
Switch
3 TD+
6 TD–
1 RD+
2 RD–
OL-6336-06
"Two Twisted-Pair Cable Pinouts" section on page B-5
"Four Twisted-Pair Cable Pinouts for 10/100 Ports" section on page B-6
"Four Twisted-Pair Cable Pinouts for 1000BASE-T Ports" section on page B-7
"Crossover Cable and Adapter Pinouts" section on page B-8
and Figure B-8 show the schematics of two twisted-pair cables for 10/100 ports.
Two Twisted-Pair Straight-Through Cable Schematic
Router or PC
3 RD+
6 RD–
1 TD+
2 TD–
Two Twisted-Pair Crossover Cable Schematic
Switch
3 TD+
6 TD–
1 RD+
2 RD–
Cable and Adapter Specifications
Catalyst 3750 Switch Hardware Installation Guide
B-5