Setting the aging timer for dynamic ARP entries
Each dynamic ARP entry in the ARP table has a limited lifetime, called an aging timer. The aging timer of a dynamic ARP entry is reset each time the dynamic ARP entry is updated. A dynamic ARP entry that is not updated before its aging timer expires is deleted from the ARP table.
To set the aging timer for dynamic ARP entries:
Step | Command | Remarks |
---|---|---|
1. Enter system view. | system-view | N/A |
2. Set the aging timer for dynamic ARP entries. | arp timer aging aging-time | The default setting is 20 minutes. |