Connecting to 1000BASE-T SFP 49
10/100/1000 PoE+ Port Connections 50
10/100/1000 Port Connections 51
Auto-MDIX Connections 51
Where to Go Next 52
CHAPTER 3
Power Supply Installation 53
Power Supply Module Overview 53
Installation Guidelines 56
Installing or Replacing an AC Power Supply 57
Finding the Serial Number 59
CHAPTER 4
Troubleshooting 61
Diagnosing Problems 61
Switch POST Results 61
Switch LEDs 61
Switch Connections 62
Bad or Damaged Cable 62
Ethernet and Fiber-Optic Cables 62
Link Status 62
10/100/1000 Port Connections 63
10/100/1000 PoE+ Port Connections 63
SFP and SFP+ Module 63
Interface Settings 64
Ping End Device 64
Spanning Tree Loops 64
Switch Performance 64
Speed, Duplex, and Autonegotiation 64
Autonegotiation and Network Interface Cards 64
Cabling Distance 65
Clearing the Switch IP Address and Configuration 65
Finding the Serial Number 66
Replacing a Failed Stack Member 67
APPENDIX A
Technical Specifications 69
Catalyst 2960-X and 2960-XR Switch Hardware Installation Guide
OL-28309-02 v
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