D-Link xStack DGS-3120 Series - ND Snooping

xStack® DGS-3120 Series Layer 3 Managed Gigabit Ethernet Switch Web UI Reference Guide
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Figure 8-31 DHCP Snooping Limit Rate Settings window
The fields that can be configured are described below:
Parameter Description
Unit
Select the unit you want to configure. (EI Mode Only)
From Port/To Port
Select a range of ports to be configured.
Rate Limit (1-2048)
Enter the number of DHCP messages that an interface can receive per second. Tick
the No Limit check box to disable DHCP snooping rate limiting.
Action
Use the drop-down menu to select the DHCP protection mode.
Shutdown – Shut down the port when the port enters the under attack state.
Drop – Drop all the above rate limit DHCP packets when the port enters the under
attack state.
Click the Find button to locate a specific entry based on the port number selected.
ND Snooping
ND Snooping Maximum Entry Settings
Users can configure the maximum ND Snooping entry for ports on this page.
To view this window, click Security > IP-MAC-Port Binding (IMPB) > ND Snooping > ND Snooping Maximum
Entry Settings as shown below: