D-Link DGS-3620-52P Web UI Reference Guide - Page 371
Port Security Entries, ARP Spoofing Prevention Settings
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xStack® DGS-3620 Series Layer 3 Managed Stackable Gigabit Switch Web UI Reference Guide Port Security Entries This window is used to remove an entry from the port security entries learned by the Switch and entered into the forwarding database. To view this window, click Security > Port Security > Port Security Entries as shown below: Figure 8-47 Port Security Entries window The fields that can be configured or displayed are described below: Parameter Description VLAN Name The VLAN Name of the entry in the forwarding database table that has been permanently learned by the Switch. VID List The VLAN ID of the entry in the forwarding database table that has been permanently learned by the Switch. Port List Enter the port number or list here to be used for the port security entry search. When All is selected, all the ports configured will be displayed. MAC Address The MAC address of the entry in the forwarding database table that has been permanently learned by the Switch. Lock Mode The type of MAC address in the forwarding database table. Click the Find button to locate a specific entry based on the information entered. Click the Clear button to clear all the entries based on the information entered. Click the Show All button to display all the existing entries. Click the Clear All button to remove all the entries listed. Click the Delete button to remove the specific entry. ARP Spoofing Prevention Settings The user can configure the spoofing prevention entry to prevent spoofing of MAC for the protected gateway. When an entry is created, those ARP packets whose sender IP matches the gateway IP of an entry, but either its sender MAC field or source MAC field does not match the gateway MAC of the entry will be dropped by the system. To view this window, click Security > ARP Spoofing Prevention Settings as shown below: Figure 8-48 ARP Spoofing Prevention Settings window 361