3 viewing arp table entries, Figure 84 dynamic arp, Table 65 arp table – IronPort Systems ES-1528 User Manual

Page 134

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Chapter 20 Dynamic ARP

ES-1528 User’s Guide

134

Figure 84 Dynamic ARP

The following table describes the labels in this screen.

20.3 Viewing ARP Table Entries

Click Dynamic ARP > ARP Entries in the navigation panel to open the following screen.
Use this screen to view and add entries to the ARP table.

Table 65 ARP Table

LABEL

DESCRIPTION

Enable

Dynamic ARP

Select or deselect this to activate or deactivate Dynamic ARP on the switch.

Aging Time

Specify how long (in hours) the switch remembers the learned ARP table entries.

Specify “0” to have the switch remember the ARP table entries for an unlimited time

period.

Trusted ports

Packets arriving on trusted ports bypass all Dynamic ARP validation checks, and

those arriving on untrusted ports undergo the validation process. Default state of all

ports is untrusted.
Select the trusted ports for each Dynamic ARP configuration you set up.

Enable

Dynamic ARP

for VLAN from

.. to ..

Select the range of VLANs you want to perform validation checks based on the ARP

entries in the ARP table.

Disable

Dynamic ARP

for VLAN from

.. to ..

Select the range of VLANs you want to bypass validation checks based on the ARP

entries in the ARP table.

Current

Enabled

VLAN

This field shows the VLANs for which Dynamic ARP validation is enabled.

Apply

Click this to save your settings to the switch.

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