Uninstalling the Cisco Microsoft Windows Vista and Windows 7 USB Driver 113
Troubleshooting 115
CHAPTER 7
Diagnosing Problems 115
Switch POST Results 115
Switch LEDs 115
Switch Connections 115
Bad or Damaged Cable 115
Ethernet and Fiber-Optic Cables 116
Link Status 116
10/100/1000 Port Connections 116
10/100/1000 PoE+ Port Connections 116
SFP and SFP+ Module 117
Interface Settings 117
Ping End Device 117
Spanning Tree Loops 117
Switch Performance 118
Speed, Duplex, and Autonegotiation 118
Autonegotiation and Network Interface Cards 118
Cabling Distance 118
Clearing the Switch IP Address and Configuration 118
Replacing a Failed Data Stack Member 119
Technical Specifications 121
APPENDIX A
Environmental and Physical Specifications 121
Specifications for the Power Supplies, Switches, and Fan 123
Connector and Cable Specifications 127
APPENDIX B
Connector Specifications 127
10/100/1000 Ports (Including PoE) 127
SFP Module Connectors 127
Console Port 128
Cables and Adapters 129
StackWise Cables 129
Catalyst 3850 Switch Hardware Installation Guide
OL-26779-05vi
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