Installation guide

Appendix B Connectors and Cables
Cable and Adapter Specifications
B-8
Catalyst 2950 Desktop Switch Hardware Installation Guide
78-11157-03
Four Twisted-Pair Cable Pinouts for 10/100 Ports
Figure B-8 and Figure B-9 show the schematics of four twisted-pair cables for
10/100 ports.
Figure B-8 Four Twisted-Pair Straight-Through Cable Schematic for
10/100 Ports
Figure B-9 Four Twisted-Pair Crossover Cable Schematic for 10/100 Ports
1 RD+
2 RD-
3TD+
6TD-
1TD+
Switch Switch
2TD-
3 RD+
6 RD-
4NC
5NC
7NC
8NC
4NC
5NC
7NC
8NC
65271
1 RD+
2 RD-
3TD+
6TD-
1 RD+
Switch Switch
2 RD-
3TD+
6TD-
4NC
5NC
7NC
8NC
4NC
5NC
7NC
8NC
65273