# arp spoof-check

#### Syntax

[ no ] arp spoof-check

#### Release Information

Command introduced in JunosE Release 9.3.0.

#### Description

Configures the router to check for spoofed ARP packets received on an IP interface. By default, the router checks all ARP packets received on a major IP interface or a subinterface to identify and discard spoofed ARP packets. The no version disables checking for spoofed ARP packets received on the interface.

#### Mode

Interface Configuration