Make sure that vxworkskillerGv8-v3.bin is listed on the Management Mode Firmware Upgrade page, and click the Apply button.
Navigate to the vxworkskillerGv8-v3.bin file, select it, and close Choose (or Open if you’re using IE).
You’ll be presented with a Management Mode Firmware Upgrade page. I’ve used Safari and Internet Explorer and both had no problems. Use a browser other than Firefox, as issues have been reported with Firefox not being able to flash the device properly.
Open your browser and enter the address.
Use a pencil or ball-point pen to push and hold the Reset button – it’s a bit recessed and very difficult to push and hold with your finger or fingernail. Push the Reset button (see image below) while plugging the power cord back in, and hold down the button for about 20 seconds.
Unplug the power cord from the WRT54G.
You’ll need to set your computer to use the following static IP settings:.
Download the files vxworkskillerGv8-v3.bin and dd-wrt.v24_micro_generic.bin to the computer you’re going to use to flash your WRT54G (the one plugged in to Port 1 of your router).
Unplug all other devices from the router – you can leave the WAN port plugged in to your cable/DSL modem. Make sure that computer (doesn’t matter if it’s a Mac or PC running Windows or Linux) is plugged in to Port 1 of your router.
You’ll need to use a wired ( not wireless) computer to flash your WRT54G with the DD-WRT firmware.
It is possible to brick (render the router unusable) your device if done incorrectly. If you’re unsure of anything, please leave a comment and I’ll respond as soon as I can. Please make sure you understand each step before you complete this tutorial. Please note: This guide was published back in 2008 and is now considered out of date, unless you’re using the same (older) version of DD-WRT.