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Junos CLI Reference
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{ "lLangCode": "en", "lName": "English", "lCountryCode": "us", "transcode": "en_US" }
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proactive-arp-detection

date_range 20-Nov-23

Syntax

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proactive-arp-detection;

Hierarchy Level

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[edit system arp]

Description

Enable proactive ARP detection to check the reachability of connected devices (within an IP subnet range) on a specified interface. After enabling this statement, you can set the ARP configurations at the interface level by the setting the: host-discovery address-range, ageing-time-out seconds, and discovery-time-interval seconds options at the [edit interfaces interface-name family inet address ip-address] hierarchy level. Likewise, you can delete the ARP configuration settings by using the delete interfaces interface-name unit unit family inet address ip-address host-discovery address-range command.

Default

This configuration statement is disabled by default.

Required Privilege Level

admin

Release Information

Statement introduced in Junos OS Release 18.3R1-S3, 18.3R2 and 19.3R1.

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