Cisco 2950 Hardware Installation Guide - Page 105

Four Twisted-Pair Cable Pinouts for 10/100 Ports, B-12

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Appendix B Connectors and Cables Cable and Adapter Specifications Four Twisted-Pair Cable Pinouts for 10/100 Ports Figure B-12 and Figure B-13 show the schematics of four twisted-pair cables for 10/100 ports. Figure B-12 Four Twisted-Pair Straight-Through Cable Schematic for 10/100 Ports Switch 1 RD+ 2 RD3 TD+ 6 TD- Router or PC 1 TD+ 2 TD3 RD+ 6 RD- 4 NC 5 NC 7 NC 8 NC 4 NC 5 NC 7 NC 8 NC 65271 Figure B-13 Four Twisted-Pair Crossover Cable Schematic for 10/100 Ports Switch 1 RD+ 2 RD3 TD+ 6 TD- Switch 1 RD+ 2 RD3 TD+ 6 TD- 4 NC 5 NC 7 NC 8 NC 4 NC 5 NC 7 NC 8 NC 65273 OL-6156-01 Catalyst 2950 Switch Hardware Installation Guide B-7

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B-7
Catalyst 2950 Switch Hardware Installation Guide
OL-6156-01
Appendix B
Connectors and Cables
Cable and Adapter Specifications
Four Twisted-Pair Cable Pinouts for 10/100 Ports
Figure B-12
and
Figure B-13
show the schematics of four twisted-pair cables for 10/100 ports.
Figure B-12
Four Twisted-Pair Straight-Through Cable Schematic for 10/100 Ports
Figure B-13
Four Twisted-Pair Crossover Cable Schematic for 10/100 Ports
1
RD+
2
RD-
3
TD+
6
TD-
1
TD+
Switch
Router or PC
2
TD-
3
RD+
6
RD-
4
NC
5
NC
7
NC
8
NC
4
NC
5
NC
7
NC
8
NC
65271
1
RD+
2
RD-
3
TD+
6
TD-
1
RD+
Switch
Switch
2
RD-
3
TD+
6
TD-
4
NC
5
NC
7
NC
8
NC
4
NC
5
NC
7
NC
8
NC
65273