D-Link DES-1252 user manual Firmware Upgrade

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Firmware Upgrade: To update the device firmware, enter the firmware path and password (if necessary), and click “Start”.)

Figure 12 – Firmware Upgrade

Web Access: Double click the device in the Monitor List or select a device in the Monitor List and press the “Web Access” button to open the Web-based Utility. To see the list of web browsers the Web-based Utility supports, see Supported web browsers on page 19.

DHCP Refresh: select a device in the Monitor List and press the “DHCP Refresh”, and enter the password (if applicable) to trigger the Web-Smart Switch to request an IP address from a DHCP Server.

Figure 13 – DHCP Refresh

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Contents DES-1252 Table of Contents Page Iii Page Terms/Usage PurposeIntroduction Gigabit Ethernet TechnologyFast Ethernet Technology Switching TechnologyIEEE802.1X Port-based Access Control FeaturesMax. Forwarding Rate Technical SpecificationsKey Components / Performance Switching Capacity Forwarding ModeCombo ports Sdram for CPUFlash Memory Port Functions1000Mbps Copper Chassis DimensionsReset button on TemperatureHumidity Storage TemperaturePower consumption Emission EMI and Safety CertificationsUnpacking InstallationAttach the adhesive rubber pads to the bottom Rack MountingAttach the mounting brackets to the Switch Connecting Network CableAC Power 10/100 BASE-TX Twisted Pair Ports Port 1~48 Reset buttonLED Indicator Front PanelRear Panel AC Power Connector10/100/1000 BASE-T Twisted Pair Ports Port 51~52 Power 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 Page Supported web browsers Installing the SmartConsole UtilityMenu Toolbar SmartConsole Utility FeaturesOption includes Refresh Time and Group Interval functions Discovery List Definitions of the Discovery List featuresDefinitions of the Monitor List functions and terms Monitor ListView trap This space has been intentionally reserved for notes Device SettingFirmware Upgrade Web-based Management LoginLog in screen Tool Menu Tool MenuTool Menu Firmware Backup and Upload Setup MenuC P System System SettingSystem System Setting System Trap SettingSystem Trap Setting System Port SettingSystem Port Setting System Snmp Setting System Snmp Setting Configuration 802.1Q Vlan System Password Access ControlConfiguration 802.1Q Vlan Default Setting Configuration 802.1Q Vlan Add VID Configuration 802.1Q Vlan VID Assignments Configuration TrunkingConfiguration Igmp Snooping Configuration Configuration Igmp SnoopingPage Page Configuration Igmp Router port Settings Configuration 802.1D Spanning TreeConfiguration Spanning Tree Page Configuration Port Mirroring Configuration Port MirroringSecurity Safeguard Engine QoS 802.1p Default PrioritySecurity Broadcast Storm Control Security 802.1X SettingSecurity 802.1X Setting Page Security Static Mac Address Security Mac Address Table Static MacMonitoring Statistics Security Mac Address Table Dynamic Forwarding TableMonitoring Statistics Monitoring Port Statistics