The device is EDUP branded (there is EDUP molded onto the bottom of the casing top, there was a EDUP sticker attached to the WMAC/BB). The EP-DL520G is probably also this same device.
"Actiontec 05292A+" is silkscreened on the board. The device is a Actiontec GT701WG (Qwest branded) The web configuration interface identifies the device as a DL510G.
There is no FCC ID printed on the label, but the FCC ID of the parent product has been assigned to it.
The default credentials here may be limited to Qwest firmware.