Solved

arp -a ?

Posted on 2006-11-16
2
424 Views
Last Modified: 2010-04-18
What does arp -a do?

It looks like it gives 3 dynamic ip addresses.
None of those addresses match the address I get when I run ipconfig command.

0
Comment
Question by:kamleshmistry
  • 2
2 Comments
 
LVL 67

Expert Comment

by:sirbounty
ID: 17960627
Essentially, it displays the arp cache (address resolution) - showing internet address to physical (MAC) address.
0
 
LVL 67

Accepted Solution

by:
sirbounty earned 500 total points
ID: 17960643
More info on arp:

ARP is the Address Resolution Protocol.
The ARP protocol maps addresses between the Data Link Layer and the Network Layer of the OSI Model.
The Data Link layer of TCP/IP networks utilizes MAC addresses; the Network Layer of TCP/IP networks utilizes IP addresses.
ref: http://www.tech-faq.com/arp.shtml

and a lot of Q&A regarding ARP info: http://www.geocities.com/SiliconValley/Vista/8672/network/arp.html
0

Featured Post

Optimizing Cloud Backup for Low Bandwidth

With cloud storage prices going down a growing number of SMBs start to use it for backup storage. Unfortunately, business data volume rarely fits the average Internet speed. This article provides an overview of main Internet speed challenges and reveals backup best practices.

Question has a verified solution.

If you are experiencing a similar issue, please ask a related question

Suggested Solutions

Title # Comments Views Activity
Server 2000 functional level to server 2008 r2 5 69
Elevating Domain functional level 9 115
Domain Share problems 5 48
WSUS Feature Updates for WIndows 10 6 91
I have never ceased to be amazed how many problems you can encounter on a fresh install of a Windows operating system.  This is certainly case in point& Unable to complete ANY MSI installation.  This means Windows Updates are failing and I can't …
I've always wanted to allow a user to have a printer no matter where they login. The steps below will show you how to achieve just that. In this Article I'll show how to deploy printers automatically with group policy and then using security fil…
Internet Business Fax to Email Made Easy - With  eFax Corporate (http://www.enterprise.efax.com), you'll receive a dedicated online fax number, which is used the same way as a typical analog fax number. You'll receive secure faxes in your email, f…
Hi friends,  in this video  I'll show you how new windows 10 user can learn the using of windows 10. Thank you.

920 members asked questions and received personalized solutions in the past 7 days.

Join the community of 500,000 technology professionals and ask your questions.

Join & Ask a Question

Need Help in Real-Time?

Connect with top rated Experts

16 Experts available now in Live!

Get 1:1 Help Now