ZyXEL Communications ES-2048 Switch User Manual


 
Chapter 21 IP Source Guard
ES-2048 User’s Guide
190
The following table describes the labels in this screen.
Table 68 ARP Inspection VLAN Configure
LABEL DESCRIPTION
VLAN Use this section to specify the VLANs you want to manage in the section
below.
Start VID Enter the lowest VLAN ID you want to manage in the section below.
End VID Enter the highest VLAN ID you want to manage in the section below.
Apply Click this to display the specified range of VLANs in the section below.
VID This field displays the VLAN ID of each VLAN in the range specified above.
If you configure the * VLAN, the settings are applied to all VLANs.
Enabled Select Yes to enable ARP inspection on the VLAN. Select No to disable
ARP inspection on the VLAN.
Log Specify when the Switch generates log messages for receiving ARP
packets from the VLAN.
None: The Switch does not generate any log messages when it receives
an ARP packet from the VLAN.
Deny: The Switch generates log messages when it discards an ARP
packet from the VLAN.
Permit: The Switch generates log messages when it forwards an ARP
packet from the VLAN.
All: The Switch generates log messages every time it receives an ARP
packet from the VLAN.
Apply Click Apply to save your changes to the Switch’s run-time memory. The
Switch loses these changes if it is turned off or loses power, so use the
Save link on the top navigation panel to save your changes to the non-
volatile memory when you are done configuring.
Cancel Click this to reset the values in this screen to their last-saved values.