D-Link DES-3528 Product Manual - Page 260
BPDU Attack Protection window, BPDU Attack Protection, State, Trap State, Log State,
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xStack® DES-3528/DES-3552 Series Layer 2 Stackable Fast Ethernet Managed Switch Web UI Reference Guide Figure 8-54 BPDU Attack Protection window The fields that can be configured are described below: Parameter Description BPDU Attack Protection Click the radio buttons to enable or disable the BPDU attack protection state. State Trap State Specify when a trap will be sent. Options to choose from are None, Attack Detected, Attack Cleared or Both. Log State Specify when a log entry will be sent. Options to choose from are None, Attack Detected, Attack Cleared or Both. Recover Time Specify the BPDU protection Auto-Recovery timer. The default value of the recovery timer is 60. Unit Select the unit to configure. From Port / To Port Select a range of ports to use for this configuration. State Use the drop-down menu to enable or disable the protection mode for a specific port. Mode Specify the BPDU protection mode. The default mode is shutdown. Drop - Drop all received BPDU packets when the port enters under attack state. Block - Drop all packets (include BPDU and normal packets) when the port enters under attack state. Shutdown - Shut down the port when the port enters under attack state. Click the Apply button to accept the changes made for each individual section. 251