GlossaryAcronyms, abbreviations… Ancient Greek to you? Try your luck here.
Round Trip Time (RTT) is the time required for a signal to travel from a terrestrial system up to the satellite and back, or for a signal to travel from a satellite down to a terrestrial system and back up to the satellite again. The total latency for geostationary satellites is normally below 600mS.
Service Level Agreement. A Service Level Agreement (frequently SLA) is the part of a service contract where the level of service is formally defined.