1)
InJoy Dialer 3
InJoy offers unattended operation, robust [24/7] connections, Firewall protection, Internet Gateway, and powerful IPSec VPN capability. It's the perfect choice for dial-up based embedded systems, mobile workers and the home-network gateway. 2)
Emsa Port Blocker 1.0.15
Emsa Port Blocker is a TCP blocking utility. What it does, is blocking unwanted tcp access from/to your computer with customizable rules. It is not a firewall, but acts in a somewhat similar fashion. Freeware. 3)
Personal Firewall 2.01
Don't wait for hackers to break into your files and steal your credit cards and confidential information:
stop all unsolicited network connections and access to your computer - without impeding your browsing.