[1] Single Shot Protocol (im Zusammenhang mit dem Cambridge Ring)
[2] Session Service Protocol
[3] Send Single Pulses (C/I channel code for test mode)
[4] Service Switching Point
[5] Scientific Subroutine Package (->“IEEE Standard Dictionary”)
[6] Space Shuttle/Station Program {Weltraumfahrt}
[7] Surface Science Package (Huygens Sonde, NASA, http://www.jpl.nasa.gov/cassini/)
[8] Standard Switch Panel (->“NASA Acronym List”)
[9] Server Server Protocol