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This article mainly describes how to use arpwatch command in Linux, the article is very detailed, has a certain reference value, interested friends must read!

The Linux arpwatch command is used to listen for ARP records on the network. ARP(Address Resolution Protocol) is a protocol used to resolve IP and hardware addresses of network devices. arpwatch can monitor ARP packets in the LAN and record them, and report the changes detected by E-mail.

arpwatch monitors ARP records on the network

Syntax arpwatch(option) Option-d: Enable troubleshooting mode; -f: Set the file where ARP records are stored, default is/var/arpwatch/arp.dat; -i: Specify the interface to listen for ARP, default interface is eth0; -r: Read ARP records from the specified file instead of listening from the network. That's all for "How to use arpwatch command in Linux", thanks for reading! Hope to share the content to help everyone, more relevant knowledge, welcome to pay attention to the industry information channel!

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