system-max ip-arp

Configures the maximum number of Address Resolution Protocol (ARP) table entries.
Syntax
system-max ip-arp number
no system-max ip-arp number
Parameters
number
Specifies the number of entries the ARP table can hold.
Modes

Global configuration mode

Usage Guidelines

You must save the configuration to the startup configuration file and reload the software after changing the ARP table size to place the change into effect.

This command configures the maximum number of total ARP entries that can be configured. This includes dynamic, static, and pending ARP entries.

When the maximum number of ARP table entries is changed, the maximum number of IP cache entries set to the same value.

The followong table outlines the supported ARP table size per platform.

Supported ARP Table Size

Product Default Table Size Maximum Table Size
ICX 7150 3840 2048
ICX 7250 2048 7168
ICX 7450 4000 64000
ICX 7550 4000 64000
ICX 7650 8192 64000
ICX 7750 8192 64000
ICX 7850 8192 64000

The no form of the command resets the number of allowable static ARP table entries to the default value.

Examples

The following example increases the maximum number of ARP table entries you can configure to 32000. 

device# configure terminal
device(config)# system-max ip-arp 32000
device(config)# write memory
device(config)# end
device# reload
Parent topic: Commands Si - Z