Here is the recent service history , but I don't know if its up to date
http://ompl.marine.usf.edu/PORTS/m01...tr_m01010.html
The problem seems to be more with comm/ telemetry between ikantsurf and ports than with the telemetry/ comm between the sensor and ports
http://ompl.marine.usf.edu/PORTS/PORTS.brochure.html
The system is managed, operated, and maintained by the Greater Tampa Bay Marine Advisory Council-PORTS under a cooperative agreement with NOS and the University of South Florida.