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162 IP Addressing Commands
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Example
The following example adds the IP address 198.133.219.232 and MAC address 00:00:0c:40:0f:bc to
the ARP table.
arp timeout
The
arp timeout
Global Configuration mode command configures how long an entry remains in
the ARP cache. To restore the default value, use the
no
form of this command.
Syntax
arp timeout
seconds
no arp timeout
•
seconds
—Time (in seconds) that an entry remains in the ARP cache. (Range: 1 - 40000000)
Default Configuration
The default timeout is 60000 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 ARP timeout to 12000 seconds.
clear arp-cache
The
clear arp-cache
Privileged EXEC mode command deletes all dynamic entries from the ARP
cache.
Syntax
clear arp-cache
Default Configuration
This command has no default configuration.
Console (config)# arp 198.133.219.232 00:00:0c:40:0f:bc ethernet
g8
Console (config)# arp timeout 12000