Floppyfw is a router and firewall in one image. It uses Linux basic firewall capabilities, and has a simple packaging system. It is ideal for masquerading and securing networks on ADSL and cable lines, using static IP, DHCP, and PPPoE. Installation involves editing of only one file on the floppy. This is the iso version.
You can download it from the following link: https://packetstormsecurity.com/files/download/79465/floppyfw-3.0.9.iso
Source: https://packetstormsecurity.com/files/79465/FloppyFW-Router-Firewall-On-A-Disc.html