ZyXEL ES-2108PWR User Guide - Page 173

ARP Inspection VLAN Con

Page 173 highlights

Chapter 21 IP Source Guard The following table describes the labels in this screen. Table 62 Advanced Application > IP Source Guard > ARP Inspection > Configure > Port LABEL DESCRIPTION Port This field displays the port number. If you configure the * port, the settings are applied to all of the ports. Trusted State Select whether this port is a trusted port (Trusted) or an untrusted port (Untrusted). The Switch does not discard ARP packets on trusted ports for any reason. The Switch discards ARP packets on untrusted ports if the sender's information in the ARP packet does not match any of the current bindings. 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 nonvolatile memory when you are done configuring. Cancel Click this to reset the values in this screen to their last-saved values. 21.5.2 ARP Inspection VLAN Configure Use this screen to enable ARP inspection on each VLAN and to specify when the Switch generates log messages for receiving ARP packets from each VLAN. To open this screen, click Advanced Application > IP Source Guard > ARP Inspection > Configure > VLAN. Figure 97 Advanced Application > IP Source Guard > ARP Inspection > Configure > VLAN The following table describes the labels in this screen. Table 63 Advanced Application > IP Source Guard > ARP Inspection > Configure > VLAN 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. ES-2108 Series User's Guide 173

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Chapter 21 IP Source Guard
ES-2108 Series User’s Guide
173
The following table describes the labels in this screen.
21.5.2
ARP Inspection VLAN Configure
Use this screen to enable ARP inspection on each VLAN and to specify when the Switch
generates log messages for receiving ARP packets from each VLAN. To open this screen,
click
Advanced Application > IP Source Guard > ARP Inspection > Configure > VLAN
.
Figure 97
Advanced Application > IP Source Guard > ARP Inspection > Configure > VLAN
The following table describes the labels in this screen.
Table 62
Advanced Application > IP Source Guard > ARP Inspection > Configure > Port
LABEL
DESCRIPTION
Port
This field displays the port number. If you configure the
*
port, the settings
are applied to all of the ports.
Trusted State
Select whether this port is a trusted port (
Trusted
) or an untrusted port
(
Untrusted
).
The Switch does not discard ARP packets on trusted ports for any reason.
The Switch discards ARP packets on untrusted ports if the sender’s
information in the ARP packet does not match any of the current bindings.
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.
Table 63
Advanced Application > IP Source Guard > ARP Inspection > Configure > VLAN
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.