• Cisco SFP and SFP+ Transceiver Module Installation Notes
• Cisco 40-Gigabit QSFP+ Transceiver Modules Installation Note
Each port must match the wavelength specifications on the other 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).
Cable Pinouts
Figure 74: Four Twisted-Pair Straight-Through Cable Schematic
Figure 75: Four Twisted-Pair Semi-Cross Cable Schematic
Figure 76: Two Twisted-Pair Straight-Through Cable Schematic
Figure 77: Two Twisted-Pair Crossover Cable Schematic
Cisco Catalyst 9300 Series Switches Hardware Installation Guide
126
Connector and Cable Specifications
Cable Pinouts
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