Cisco Systems 3550 Manual De Usuario
B-4
Catalyst 3550 Multilayer Switch Hardware Installation Guide
OL-6155-01
Appendix B Connector and Cable Specifications
Cable and Adapter Specifications
Figure B-7
Four Twisted-Pair Crossover Cable Schematic for 10/100 Ports
Four Twisted-Pair Cable Pinouts for 1000BASE-T Ports
and
show the schematics of four twisted-pair cables for ports running
1000 Mbps traffic.
Figure B-8
Four Twisted-Pair Straight-Through Cable Schematic for 1000BASE-T Ports
Figure B-9
Four Twisted-Pair Crossover Cable Schematics for 10/100/1000 and 1000BASE-T GBIC
Module Ports
Module Ports
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
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1 TPO+
2 TPO-
3 TP1+
6 TP1-
1 TP1+
Switch
Router or PC
2 TP1-
3 TPO+
6 TPO-
4 TP2+
5 TP2-
7 TP3+
8 TP3-
4 TP3+
5 TP3-
7 TP2+
8 TP2-
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1 TPO+
2 TPO-
3 TP1+
6 TP1-
1 TP0+
Switch
Switch
2 TP0-
3 TP1+
6 TP1-
4 TP2+
5 TP2-
7 TP3+
8 TP3-
4 TP2+
5 TP2-
7 TP3+
8 TP3-
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