You use the Arp tool that is described in the following Microsoft Knowledge
Base article.
How to troubleshoot TCP/IP connectivity with Windows XP
http://support.microsoft.com/kb/314067
--
Eric Cross
Microsoft MVP (Windows Networking)
http://mvp.support.microsoft.com
"pawise" <(E-Mail Removed)> wrote in message
news

0E28004-CF41-4E0F-A583-(E-Mail Removed)...
> Recently, when I have to repair my net work connection (which I have to do
> periodically), it renews the IP address and all but then says that Windows
> could not finish repairing the problem because it the following action
> cannot
> be completed: Clearing the ARP cache. Everything seems to work fine so is
> this something I need to be concerned about and how do I correct it and
> clear
> the ARP cache.