Configure NMEA GPS Reciever to use USB on Surveyor +

Is it possible to configure NMEA GPS Receiver in SurvCE v3 (GPS Rover) to read the NMEA strings from a receiver plugged into the USB port on a Carlson Surveyor +?
Carlson Software Discussion Group
http://update3.carlsonsw.com/forum/
http://update3.carlsonsw.com/forum/viewtopic.php?f=17&t=4312