6 arp timeout, Command mode, User guidelines – PLANET WGSD-1022 User Manual

Page 203: Example, Syntax, Default configuration

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Command Mode

Global Configuration mode

User Guidelines

The software uses ARP cache entries to translate 32-bit IP addresses into 48-bit hardware addresses.

Because most hosts support dynamic resolution, static ARP cache entries do not need to be specified.

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.

Console (config)# arp 198.133.219.232 0000.0c40.0fbc ethernet e8

5.10.6 arp timeout

The arp timeout global configuration 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

ƒ 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.

Note:

The ARP entry is deleted between the period of the "timeout value" and twice the "timeout value". For

example, if the timeout value is 20 seconds, the ARP value is deleted during the period of 20 to 40

seconds.

Example

The following example configures ARP timeout to 12000 seconds.

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