D-Link DES-1228 user manual Security Safeguard Engine, Security Broadcast Storm Control

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Security > Safeguard Engine

D-Link’s Safeguard Engine is a robust and innovative technology that automatically throttles the impact of packet flooding into the switch's CPU. This function helps protect the Web-Smart Switch from being interrupted by malicious viruses or worm attacks. By default this is Enabled.

Figure 39 – Security > Safeguard Engine

Security > Broadcast Storm Control

The Broadcast Storm Control feature provides the ability to control the receive rate of broadcasted packets. If Enabled (default is Disabled), threshold settings of 8,000 ~ 4,096,000 bytes per second can be assigned. Press Apply for the settings to take effect.

Figure 370 – Security > Broadcast Storm Control

Security > 802.1X Setting

Network switches provide easy and open access to resources by simply attaching a client PC. Unfortunately this automatic

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Contents DES-1228 Table of Contents Page Iii Page Purpose Terms/UsageGigabit Ethernet Technology IntroductionSwitching Technology Fast Ethernet TechnologyFeatures IEEE802.1X Port-based Access ControlForwarding Mode Technical SpecificationsKey Components / Performance Switching Capacity Max. Forwarding RatePort Functions Sdram for CPUFlash Memory Front panel1000Mbps Copper Chassis DimensionsReset button on Ports in the frontEmission EMI and Safety Certifications Temperature Storage TemperaturePower consumption AC inputInstallation UnpackingRack Mounting Attach the adhesive rubber pads to the bottomConnecting Network Cable Attach the mounting brackets to the SwitchAC Power Front Panel Reset buttonLED Indicator 10/100 BASE-TX Twisted Pair Ports Port 1~24AC Power Connector Rear Panel10/100/1000 BASE-T Twisted Pair Ports Port 27~28 Understanding LED Indicators Power and System LEDsPower LEDs Ports 1 ~ 24 Status LEDs Link/Act 100Mbps1000Mbps Ports 27~28 10/100/1000 Base-T LEDs Link/ActWhen the 1000Mbps LED light is on, the respective port Installing the SmartConsole Utility Supported web browsersSmartConsole Utility Features Menu ToolbarOption includes Refresh Time and Group Interval functions Definitions of the Discovery List features Discovery ListMonitor List Definitions of the Monitor List functions and termsView trap Device Setting This space has been intentionally reserved for notesFirmware Upgrade Login Web-based ManagementLog in screen Tool Menu Tool MenuSetup Menu Tool Menu Firmware Backup and UploadSystem System Setting C PSystem Trap Setting System System SettingSystem Port Setting System Trap SettingSystem Port Setting System Snmp Setting System Snmp Setting System Password Access Control Configuration 802.1Q VlanConfiguration 802.1Q Vlan Default Setting Configuration 802.1Q Vlan Add VID Configuration Trunking Configuration Igmp SnoopingConfiguration Igmp Snooping Configuration Page Page Configuration Igmp Router port Settings Configuration 802.1D Spanning Tree Configuration Spanning TreePage Configuration Port Mirroring Configuration Port MirroringQoS 802.1p Default Priority QoS 802.1p Default PrioritySecurity Safeguard Engine Security 802.1X SettingSecurity Broadcast Storm Control Security 802.1X Setting Page Security Mac Address Table Static Mac Security Static Mac AddressSecurity Mac Address Table Dynamic Forwarding Table Security Dynamic Forwarding TableMonitoring Statistics Monitoring StatisticsMonitoring Port Statistics