IP Addressing Commands
arp timeout
The arp timeout Global Configuration mode command configures how long an entry remains in the ARP cache.
To return to the default configuration, use the no form of this command.
Syntax
arp timeout seconds
no arp timeout
Parameters
•
seconds — Time (in seconds) that an entry remains in the ARP cache. (Range: 1 - 40000000)
Default Configuration
The default timeout is 300 seconds.
Command Mode
Global Configuration mode
User Guidelines
It is recommended not to set the timeout value to less than 3600.
Example
The following example configures the ARP timeout to 12000 seconds.
Console(config)# arp timeout 12000
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