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D-Link DES-1252 Storage Temperature, Humidity, Power consumption, Heat Dissipation, Mtbf

Models: DES-1252

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Storage Temperature

	Storage Temperature	-10~70°C

	Humidity	Operation: 10%~90% RH
	Humidity	Storage: 5%~90% RH
		Storage: 5%~90% RH

	Power consumption	26.6(watts)

	Heat Dissipation	86.95(btu/hr)

	MTBF	298917 (hours)

Emission (EMI) and Safety Certifications

EMI-EMC Compliance: FCC class A, CE Class A, VCCI Class A

Safety Compliance: cUL, UL

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D-Link DES-1252 user manual Storage Temperature, Humidity, Power consumption, Heat Dissipation, Mtbf

Contents

DES-1252 V1.00User Manual TABLE OF CONTENTS SmartConsole Utility Features Monitoring Statistics Page Terms/Usage PurposeABOUT THIS GUIDE INTRODUCTION Gigabit Ethernet TechnologyFast Ethernet Technology Switching TechnologyIEEE802.1X Port-based Access Control FeaturesSwitching Capacity Technical SpecificationsKey Components / Performance Max. Forwarding RateFlash Memory SDRAM for CPUPort Functions Combo ports in theReset button on the DimensionsTemperature 1000Mbps CopperPower consumption Storage TemperatureEmission EMI and Safety Certifications HumidityUNPACKING AND INSTALLATION InstallationUnpacking Figure 1 - Attach the adhesive rubber pads to the bottom Rack MountingFigure 2 - Attach the mounting brackets to the Switch Connecting Network CableFigure 3 - Mount the Switch in the rack or chassis AC Power LED Indicator Reset buttonFront Panel IDENTIFYING EXTERNAL COMPONENTSRear Panel AC Power Connector10/100/1000 BASE-T / Mini GBIC Combo Ports Option Port 49~50 10/100/1000 BASE-T Twisted Pair Ports Port 51~52Power and System LEDs Understanding LED IndicatorsPower LEDs Ports 1 ~ 48 Status LEDs Link/Act Ports 51~52 10/100/1000 Base-T LEDs Link/Act Link/Act for UTP ports10/100Mbps shown in Amber Light Blinking When the Link/Act LED is blinking, the respective portis transmitting or receiving data on the Ethernet network No linkCONFIGURATION Installing the SmartConsole UtilitySupported web browsers Menu Toolbar SmartConsole Utility FeaturesFile includes Monitor save, Monitor save as, Monitor load and Exit Option includes Refresh Time and Group Interval functions Discovery List Definitions of the Discovery List featuresDefinitions of the Monitor List functions and terms Monitor ListFigure 9 - Trap information Figure 8 - View trapThis space has been intentionally reserved for notes Device SettingFigure 13 - DHCP Refresh Figure 12 - Firmware UpgradeWeb-based Management LoginFigure 16 - Device Status Figure 15 - Log in screenFigure 18 - Tool Menu Reset Tool MenuFigure 19 - Tool Menu Configure Backup and Restore Figure 17 - Tool MenuFigure 20 - Tool Menu Firmware Backup and Upload Setup MenuFigure 21 - Tool Menu System Reboot D H C P System System SettingFigure 23 - System System Setting System Trap SettingSystem Port Setting Link Status Reporting Down indicates the port is disconnected System SNMP Setting Figure 26 - System SNMP Setting Configuration 802.1Q VLAN System Password Access ControlFigure 27 - System Password Access Control Rename Click to rename the VLAN group Figure 290 - Configuration 802.1Q VLAN Example VIDs Figure 29 - Configuration 802.1Q VLAN Add VIDFigure 301 - Configuration 802.1Q VLAN VID Assignments Configuration TrunkingFigure 312 - Configuration Trunking Figure 323 - Configuration IGMP Snooping Configuration Configuration IGMP SnoopingPage Page Figure 334 - Configuration IGMP Router port Settings Configuration 802.1D Spanning TreeFigure 345 - Configuration IGMP Multicast Entry Table Figure 356 - Configuration Spanning Tree Root Bridge Displays the MAC address of the Root Bridge Bridge Priority This value between 0 and 65535 specifies theRoot port Displays the root port Root Path Cost Shows the root path costConfiguration Port Mirroring Security Safeguard Engine QoS 802.1p Default PrioritySecurity Broadcast Storm Control Security 802.1X SettingFigure 391 - Security 802.1X Setting Confirm Key Enter the Key a second time for confirmation Key Masked password matching the Radius Server KeyFigure 402 - Security Static Mac Address Security Mac Address Table Static MacMonitoring Statistics Security Mac Address Table Dynamic Forwarding TableRefresh To renew the details collected and displayed Figure 435 - Monitoring Port Statistics