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Monitor all and any internet traffic from my home PC - what should I use?
Easy-to-use tool to monitor incoming network traffic

XP Pro SP3.

How can I find out what programs are accessing the internet?

Thanks.

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marked as duplicate by random, fretje, quack quixote, Ivo Flipse Mar 26 '10 at 6:32

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3 Answers 3

up vote 4 down vote accepted

You can use Sysinternals TCPView application which gives you a nice graphical view of all of the network connections on your system.

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Start, run, cmd

netstat -b
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excellent!! ... –  studiohack Mar 25 '10 at 21:55
Nirsoft Currports

I prefer this one to Sysinternals TCPView because it have filters and logs features

Comodo Firewall

In "Custom Policy Mode" you will be prompted for authorization each time a program create a connection...

Update: Look at this duplicate for screenshots...

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