The management interface at dhcp.msu.edu/register allows you to view a list of devices registered under your userid. You may edit the information which you provided at registration time, or delete unwanted registrations.
Edit Registration
Press the Edit button next to the device's description to view the entire registration, and to modify the registration information, if desired.
For a description of the information which may be edited, see Register Your Device.
Delete Registration
Press the Delete button to delete a device registration.
Once you do so, the device will not have full network access until it has been re-registered.