D-Link xStack DGS-3620 Series Reference Manual page 472

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xStack DGS-3620 Series Layer 3 Managed Stackable Gigabit Switch Web UI Reference Guide
The fields that can be configured are described below:
Parameter
BPDU Attack
Protection State
Trap State
Log State
Recover Time (60-
1000000)
Unit
From Port / To Port
State
Mode
Click the Apply button to accept the changes made for each individual section.
Figure 9-59 BPDU Attack Protection window
Description
Click the radio buttons to enable or disable the BPDU Attack Protection state.
Specify when a trap will be sent. Options to choose from are None, Attack
Detected, Attack Cleared or Both.
Specify when a log entry will be sent. Options to choose from are None, Attack
Detected, Attack Cleared or Both.
Enter the BPDU protection Auto-Recovery timer. The default value of the recovery
timer is 60. Tick the Infinite check box for not auto recovering.
Select the switch unit to configure.
Select a range of ports to use for this configuration.
Use the drop-down menu to enable or disable the protection mode for a specific
port.
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.
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