HOWTO : The Onion Router (Tor) on Ubuntu 10.10 Desktop

Tor Overview

Step 1 :

sudo nano /etc/apt/sources.list

Append the following line to the file :

deb http://deb.torproject.org/torproject.org lucid main

Save and exit. Then add the key :

gpg --keyserver keys.gnupg.net --recv 886DDD89
gpg --export A3C4F0F979CAA22CDBA8F512EE8CBC9E886DDD89 | sudo apt-key add -

Install tor.

sudo apt-get install tor

Step 2 :

Install Privoxy.

sudo apt-get install privoxy

Edit the configure file of privoxy.

sudo nano /etc/privoxy/config

Append the following line.

forward-socks4a / localhost:9050 .

Step 2a (Optional) :

If you are behind firewall or NAT as well as router, you should append the following line at the configure file.

forward 192.168.*.*/ .

Step 3 :

Made sure Tor is working.

sudo /etc/init.d/privoxy start
sudo /etc/init.d/tor start

netstat -a | grep 9050

If the output is similar to the following line, your Tor is working.

tcp 0 0 localhost:9050 *:* LISTEN

Step 4 :

Get "TorButton" addon for Firefox. Then enable/disable it by Ctrl+2.

Step 5 :

You can confirm the Tor is working on the remote side by visiting the following site.

check.torproject.org

Step 6 (Optional) :

If the System start/stop links do not exist, please issue the following commands :

sudo update-rc.d privoxy defaults
sudo update-rc.d tor defaults

Reference

Tor Project
TorButton
WiKi of Tor

That's all! See you.