Cisco Catalyst 3650 Series

2-8
Catalyst 3650 Switch Hardware Installation Guide
OL-29734-01
Appendix 2 Connector and Cable Specifications
Cable and Adapter Specifications
SFP and SFP+ Module Cable Specifications
Each port must match the wave-length specifications on each end of the cable, and the cable must not
exceed the stipulated cable length. Copper 1000BASE-T SFP module transceivers use standard four
twisted-pair, Category 5 cable at lengths up to 328 feet (100 meters).
For cabling specifications, refer to the Cisco Transceiver Modules data sheet at:
http://www.cisco.com/en/US/products/hw/modules/ps5455/products_data_sheets_list.html
Four Twisted-Pair Cable Pinouts
Figure 2-14 Four Twisted-Pair Straight-Through Cable Schematic
Figure 2-15 Four Twisted-Pair Crossover Cable Schematic
1 TPO+
2 TPO-
3 TP1+
6 TP1-
1 TP1+
Switch Router or PC
2 TP1-
3 TPO+
6 TPO-
4 TP2+
5 TP2-
7TP3+
8 TP3-
4TP3+
5TP3-
7 TP2+
8 TP2-
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1 TP0+
2 TP0-
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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