Cisco Systems 4900M manual N T E N T S

C O N T E N T S

		Preface ix
		Audience ix
		Organization ix
		Related Documentation x
		Conventions x
		Statement 1071—Warning Definition		xii
		Obtaining Documentation, Obtaining Support, and Security Guidelines xx
		Product Overview 1-1
C H A P T E R 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
			Cisco Catalyst 4900M Switch Installation Guide
	78-18350-01				v