Draytek VigorSwitch P1085, User Manual, Page: 87 / 267

VigorSwitch P1085 User’s Guide 79
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By using the source IP address filtering function, IP source guard can prevent a malicious host
from feigning a legal host with its IP address and performing malicious attack.
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IP source guard is a port-based feature. Therefore, it is necessary to configure detailed
settings for each GE/LAG port interface separately.
Available settings are explained as follows:
Item Description
Ports Use the drop down list to select the port (GE1 to GE8, LAG1 to
LAG8) or ports for applying IP source guard function.
State Enable – Check it to make the port(s) selected above apply the
settings configured in this page.
Verify Source Specify the type of source IP for the packet coming from.
 IP – Only the packet with specified IP address will be
verified.
 IP-MAC – Only the packet with specified IP address and
MAC address will be verified.
Max Entry Define the number (0~50) for the port.
The default is 0 (no limit).
Apply Apply the settings to the switch.