The story also said that the box being tested is code-named Parker. Our checks confirm that as the code name, with multiple industry sources indicating that Pace plc is the maker of the device that's currently being tested with a small pool of participants in Augusta, Ga.
Another source says Samsung Electronics Co. Ltd. (Korea: SEC) boxes are also involved, or will be soon. Check back soon for our story on the vendor ecosystem that Comcast is tapping into for this early experimental phase of its Xcalibur project.
So what's this gizmo look like? A source with a solid track record on such things passed along two images purporting to be the box in question. Here's one of them:

We are also asking Comcast to take a peek at this to see if the MSO can verify if this is indeed an image of the Parker box that's currently involved in the technical field trial.
— Jeff Baumgartner, Site Editor, Light Reading Cable