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Cisco Catalyst 4900M Switch Installation Guide
78-18350-01
CONTENTS
Preface ix
Audience ix
Organization ix
Related Documentation x
Conventions x
Statement 1071—Warning Definition xii
Obtaining Documentation, Obtaining Support, and Security Guidelines xx
CHAPTER
1Product Overview 1-1
Catalyst 4900M Switch Applications 1-1
Catalyst 4900M Switch Software Features 1-6
Hardware System Features 1-6
Switch Components 1-7
Traffic Ports 1-7
TwinGig Modules 1-7
Rear Chassis Connections and Features 1-8
Front Panel LEDs 1-9
Chassis Cooling 1-11
Power Supplies 1-12
Environmental Monitoring of the Power Supplies 1-13
Power Management for the Catalyst 4900M Switch 1-13
Power Management Modes 1-14
Serial Number Location 1-15