ZyXEL Communications MGS-3712/MES-3728 User Manual page 256

Chapter 26 IP Source Guard
settings for the ARP inspection log. To open this screen, click Advanced
Application > IP Source Guard > ARP Inspection > Configure.
Figure 131 ARP Inspection Configure
The following table describes the labels in this screen.
Table 83 ARP Inspection Configure
LABEL
Active
Filter Aging Time
Filter aging time
Log Profile
256
DESCRIPTION
Select this to enable ARP inspection on the Switch. You still have
to enable ARP inspection on specific VLAN and specify trusted
ports.
This setting has no effect on existing MAC address filters.
Enter how long (1~2147483647 seconds) the MAC address filter
remains in the Switch after the Switch identifies an unauthorized
ARP packet. The Switch automatically deletes the MAC address
filter afterwards. Enter 0 if you want the MAC address filter to be
permanent.
MES-3728 User's Guide