Linksys WMP54G v4.0

WMP54G v4 serial numbers appear to start with MDI3.
 * Not supported by the Ralink RT256x/RT266x drivers.

Additional FCC IDs of Q87-HGA7S-4 (Linksys HGA7S, high gain antenna)
 * and Q87-HGA5S-4 (Linksys HGA5S, high gain antenna)

Images
FCCID