configure iparp max_entries

configure iparp max_entries {vr vr_name} max_entries

Description

Configures the maximum allowed IP ARP entries.

Syntax Description

vr_name Specifies a VR name.
max_entries Specifies the maximum number of IP ARP entries. The range is 1 to x, where x is the number listed for the appropriate platform in table below.

Default

8192 for the Default VR and all user-created VRs.

4096 for the VR-Mgmt VR.

If you do not specify a VR or VRF, the current VR context is used.

Note

Note

The default value for the Default and user-created VRs changed from 4,096 to 8,192 in ExtremeXOS release12.2.

Usage Guidelines

The maximum IP ARP entries include dynamic, static, and incomplete IP ARP entries. The range for the max_entries parameter is 1 to x, where x is the number listed for the appropriate platform in the following table.

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Maximum IP ARP Entries for each Platform

    Distributed IP ARP Feature Configuration
Platform Maximum Entries Off (Default) On
BlackDiamond 8806 Depends on distributed IP ARP configuration. 20480 130,000

1

BlackDiamond 8810 Depends on distributed IP ARP configuration. 20480 260,000a
All others 20480 N/A. N/A

The switch hardware supports only the maximum number of entries listed in the table above.. If the hardware limit is reached, the switch displays a message and can no longer store additional ARP entries.

Example

The following example sets the maximum IP ARP entries to 2000 entries:

configure iparp max_entries 2000

History

This command was first available in ExtremeXOS 10.1.

Support for up to 32,768 ARP entries was first available in ExtremeXOS 12.4.

The support for more than 20,480 ARP entries on BlackDiamond 8800 series switches was added with the distributed IP ARP feature in ExtremeXOS 12.5.

Platform Availability

This command is available on all platforms.


1 The distributed IP ARP feature must be configured as on before the switch will accept any value above 20480. The switch cannot support values above 20480 until after the distributed IP ARP mode has been configured as on and the switch has been restarted.