Delete ARP Cache in Windows Vista / XP / 2003/2000

If you start to see connectivity problems for your network, then clearing the ARP cache is the first thing you need to do.

Network Administration - This article will show you how to delete ARP Cache in Windows Vista / XP / 2003/2000 .

The Address Resolution Protocol (ARP) has a very important role in network communication. If you start to see connectivity problems for your network, such as certain websites that do not load or cannot ping certain IP addresses, then deleting the ARP cache is the first thing you need to do. . The TCP / IP ARP Command component will give you the ability to add, delete, display IP addresses for Media Access Control (MAC) address translation.

To delete the ARP cache in Windows Vista / XP / 2003/2000, follow these steps:

Click Start -> Run -> type the command below and click OK .

netsh interface ip delete arpcache

Upgrading ARP dynamic cache entries exists for about 2-20 minutes depending on the system

Windows 2003 Server = 10 minutes
Windows 2000 professional / Server = 10 minutes
Windows XP = 2 minutes
Solaris = 5 minutes

Delete the IP address with the arp command

arp -d

Example: arp -d 10.1.1.2

Display ARP table

arp -a

Add static entry to ARP table

arp -s

Example: arp -s 157.55.85.212 00-aa-00-62-c6-09

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Lesley Montoya

Update 26 May 2019

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