Chapter 20 Dynamic ARP
Figure 84 Dynamic ARP
The following table describes the labels in this screen.
Table 66 ARP TableLABEL | DESCRIPTION |
Enable | Select or deselect this to activate or deactivate Dynamic ARP on the switch. |
Dynamic ARP |
|
| Note: You must activate dynamic ARP first if you want to add static |
| ARP table entries. |
|
|
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 | Select the range of VLANs you want to perform validation checks based on the ARP |
Dynamic ARP | entries in the ARP table. |
for VLAN from |
|
.. to .. |
|
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|
Disable | Select the range of VLANs you want to bypass validation checks based on the ARP |
Dynamic ARP | entries in the ARP table. |
for VLAN from |
|
.. to .. |
|
|
|
Current | This field shows the VLANs for which Dynamic ARP validation is enabled. |
Enabled |
|
VLAN |
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Apply | Click this to save your settings to the switch. |
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