Adam wrote his original guide in 2006, with a fully-DD-WRT-compatible Linksys WRT54GL router, and at that point, those who picked up a blue Linksys box without knowing about open-source firmware

Amazon.com: DD-WRT - Linksys WRT54GL Wireless G Router WRT54GL w/ DD-WRT & Ethernet Cable Includes: WRT54GL flashed with the best build of DD-WRT for the router Ethernet Cable AC Adapter (we have both 110V-120V USA Adapters and 110V-240V International AC Adapters, we ship based on your address, or ask us if you have questions) This item is for a router that has been flashed with DD-WRT firmware. DD-WRT Firmware Upgrade on Linksys WRT54GL Replace firmware with DD-WRT NOTE: Replacing the factory firmware is different for every router. In this example we will replace the firmware on a Linksys WRT54GL .If you have a different router, find your solution here to replace the factory default firmware with DD-WRT. Linksys WRT54G Default Password - Lifewire Nov 12, 2019

DD-WRT for linksys WRT54GL V1.1 Solutions | Experts Exchange

If you use the Linksys WRT54GL router it is really easy to switch between the different available firmware versions. No special process is necessary like on other routers! From Stock to DD-WRT. First, download and install the correct mini firmware for your router by using the WebGui. After that, install a firmware of your choice like the std or

How To Install and Configure OpenVPN On Your DD-WRT Router

Tomato Firmware | Polarcloud.com