Thanks to the OIT LAWN Team, a new feature was recently released but not widely announced (yet) that allows one to authenticate devices to LAWN via another computer browser. This should prove very useful for authenticating devices (e.g. robots, game consoles, etc.) that do not have a programmable network stack or browser capabilities. All you need to know is the ethernet address for the device. The device will keep it's DHCP lease until it rebooted. If you find this feature useful, please send a word of thanks to matt.sanders@oit.
For those devices that have a programmable network stack, you can also use the following method to self-authenticate: