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Chapter 12 ARP Inspection Commands

ARP (Address Resolution Protocol) Detect function is to protect the switch from the ARP cheating,

such as the Network Gateway Spoofing and Man-In-The-Middle Attack, etc.

ip arp inspection(global)

Description

The ip arp inspection command is used to enable the ARP Detection function

globally. To disable the ARP Detection function, please use no ip arp detection

command.

Syntax

ip arp inspection

no ip arp inspection

Command Mode

Global Configuration Mode

Example

Enable the ARP Detection function globally:

TL-SG5428(config)# ip arp inspection

ip arp inspection trust

Description

The ip arp inspection trust command is used to configure the port for which

the ARP Detect function is unnecessary as the Trusted Port. To clear the

Trusted Port list, please use no ip arp detection trust command. The specific

ports, such as up-linked port, routing port and LAG port, should be set as

Trusted Port. To ensure the normal communication of the switch, please

configure the ARP Trusted Port before enabling the ARP Detect function.

Syntax

ip arp inspection trust

no ip arp inspection trust

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TP-LINK TL-SG5428 Guide de l'utilisateur Page 82