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DGS-1520 Series Gigabit Ethernet Smart Managed Switch Web UI Reference Guide
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Advanced Settings
IP-MAC-Port Binding Settings
This window is used to display and configure the IP-MAC-Port binding settings.
To view the following window, click Security > IMPB > IPv4 > Advanced Settings > IP-MAC-Port Binding Settings,
as shown below:
Figure 9-54 IP-MAC-Port Binding Settings Window
The fields that can be configured in IP-MAC-Port Binding Trap Settings are described below:
Parameter Description
Trap State
Select the enable or disable the IP-MAC-Port binding option's trap state.
Click the Apply button to accept the changes made.
The fields that can be configured in IP-MAC-Port Binding Port Settings are described below:
Parameter Description
Unit
Select the Switch unit that will be used for this configuration here.
From Port - To Port
Select the appropriate port range used for the configuration here.
Mode
Select the mode of access control that will be used here. Options to choose from
are:
• Disabled - Specifies that IP-MAC-Port binding function is disabled on the
specified port(s).
• Strict - When a port is enabled for IMPB strict-mode access control, a host
can only access the port after the host sends ARP or IP packets and the
ARP packet or IP packet sent by the host passes the binding check. To
pass the binding check, the source IP address, source MAC address, VLAN
ID, and arrival port number must match any of the entries defined by either
the IPSG static binding entry or the DHCP snooping learned dynamic
binding entry.
• Loose - When a port is enabled for IMPB loose-mode access control, a host
will be denied to access the port after the host sends ARP or IP packets and
the ARP packet or IP packet sent by the host does not pass the binding
check. To pass the binding check, the source IP address, source MAC
address, VLAN ID, and arrival port must match any of the entries defined by
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