Browse internet anonymously with Ubuntu (free yourself from limited network)
1. Open a terminal then execute the command (leave it during your internet surfing)
#ssh -ND 9999 username@home_router_ip_address
i.e.: ssh -ND 9999 daho@homeip_addr
2. Open the proxy setting (gnome proxy settings or Firefox proxy setting)
input only address of socks v5 proxy
127.0.0.1 port 9999
input none and port 0 to the others
original post:
http://www.searchmarked.com/ubuntu/how-to-surf-anonymously-using-an-ssh-tunnel-and-ubuntu.php
More options of SSH Tunneling
https://help.ubuntu.com/community/SSH/OpenSSH/PortForwarding