Four Twisted-Pair Cable Pinouts For 1000Base-T Ports - Cisco WS-C2950-12 Hardware Installation Manual

Appendix B Connectors and Cables

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

78-11157-03
Figure B-10 and Figure B-11
10/100/1000 ports on Catalyst 2950T-24 switches and 1000BASE-T GBIC
module ports.
Figure B-10 Four Twisted-Pair Straight-Through Cable Schematic for
10/100/1000 and 1000BASE-T GBIC Module Ports
Switch
1 TPO+
2 TPO-
3 TP1+
6 TP1-
4 TP2+
5 TP2-
7 TP3+
8 TP3-
Figure B-11 Four Twisted-Pair Crossover Cable Schematics for 10/100/1000 and
1000BASE-T GBIC Module Ports
Switch
1 TPO+
2 TPO-
3 TP1+
6 TP1-
4 TP2+
5 TP2-
7 TP3+
8 TP3-
Catalyst 2950 Desktop Switch Hardware Installation Guide
show the schematics of four twisted-pair cables for
Switch
1 TP1+
2 TP1-
3 TPO+
6 TPO-
4 TP3+
5 TP3-
7 TP2+
8 TP2-
Switch
1 TP0+
2 TP0-
3 TP1+
6 TP1-
4 TP2+
5 TP2-
7 TP3+
8 TP3-
Cable and Adapter Specifications
B-9