Arp Inspection Status; Figure 94 Arp Inspection Status; Table 63 Arp Inspection Status - ZyXEL Communications Dimension ES-2048 User Manual

Chapter 21 IP Source Guard

21.6 ARP Inspection Status

Use this screen to look at the current list of MAC address filters that were created because the
Switch identified an unauthorized ARP packet. When the Switch identifies an unauthorized
ARP packet, it automatically creates a MAC address filter to block traffic from the source
MAC address and source VLAN ID of the unauthorized ARP packet. To open this screen,
click Advanced Application > IP Source Guard > ARP Inspection.

Figure 94 ARP Inspection Status

The following table describes the labels in this screen.

Table 63 ARP Inspection Status

LABEL
Total number of filters
Index
Mac Address
VID
Port
Expiry (sec)
Reason
Delete
Cancel
Previous Page
Next Page
184
DESCRIPTION
This field displays the current number of MAC address filters that were
created because the Switch identified unauthorized ARP packets.
This field displays a sequential number for each MAC address filter.
This field displays the source MAC address in the MAC address filter.
This field displays the source VLAN ID in the MAC address filter.
This field displays the source port of the discarded ARP packet.
This field displays how long (in seconds) the MAC address filter remains in
the Switch. You can also delete the record manually (Delete).
This field displays the reason the ARP packet was discarded.
MAC+VLAN: The MAC address and VLAN ID were not in the binding
table.
IP: The MAC address and VLAN ID were in the binding table, but the IP
address was not valid.
Port: The MAC address, VLAN ID, and IP address were in the binding
table, but the port number was not valid.
Select this, and click Delete to remove the specified entry.
Click this to clear the Delete check boxes above.
Click this to view the previous page of MAC address filter entries.
Click this to view the next page of MAC address filter entries.
ES-2048 User's Guide