Glossary, Acronyms, and Abbreviations - IIUSA

RX - receive
RXCLK - receive clock
RXCLKIN - receive clock in RXREF receive reference
RXDCT - receive digital cipher text
RXDPT - receive digital plain text
RZ - (Return to Zero) - See unipolar.
S - secret
S
S-HTTP - Secure Hypertext Transfer Protocol
S - Interface - The electrical interface between the NT-1 and the
Terminal Adapter or other ISDN equipment. ISDN equipment with
built-in NT1’s do not necessarily provide access to the S interface.
Multiple devices can share an NT-1 by connecting on the S
interface. Also known as the S passive bus.
S-A - satellite access
S - compartmented key
S&F - store and forward
S/EWCC - signals intelligence/electronic warfare coordination center
S/N - signal to noise ratio
S1 - Adjutant (US Army)
S2 - Intelligence Officer (US Army)
S2M - European term for ISDN PRI. See PRI and ISDN 30.
S3 - stand-alone shared storage
S3 - Operations and Training Officer (US Army)
S4 - Supply Officer (US Army)
S6 - Communications Officer (US Army)
SA - selective availability (GPS)
SA - situational awareness
SA - system administrator
SA Trunk Module - This module provides symmetric and
asymmetric trunking capabilities (asymmetric means that the
transmit and receive rates do not have to be the same on the
trunk).
SA - symmetric/asymmetric
SA - standalone
SA-TRK - symmetric/asymmetric trunk
SA - Security Administrator
SAA - satellite access authorization
SAA - SIPRNET Access Authorization
SAAS - standard ammunition automated system
SABER - situational awareness beacon with reply
SABI - secret and below interoperability
SABM - set asynchronous balanced mode
SAC - service access code
SACCS - strategic automated command and control systems (Navy)
SACK - selective acknowledgement
SACS - secure access control system
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SACS - satellite mission control subsystem
SADL - situational awareness data link
SADT - structured analysis and design technique
SAG - SQL access group
SAILS - standard Army installation logistics system
SAIRS - standardized advanced infrared system
SAISS - Subcommittee on Automated Information Systems Security
SAL - security access level
SALTS - streamlined alternative logistic transmission system
SAM - self-assembled monolayers
SAM - software asset management
SAM - SPEED Application Manager
SAME - SQL Ada module extension
SAMEDL - SQL Ada module extension description language
SAMMS - standard automation material management system
SAMP - Security/Accreditation Management Plan
SAMP - Security Association Management Protocol
Sampling Rate - The rate per unit of time at which samples are
taken of a particular waveshape's amplitude.
SAN - storage area network
SAP - survivable adaptive planning
SAR - Synthetic Aperture Radar
SAR - (Segmentation and Reassembly) - A method of breaking up
arbitrarily sized packets. Source: ATM Forum.
SAR - satellite access request
SAR/MTI - Synthetic Aperture Radar and Moving Target Indicator
SARK - Saville Advanced Remote Keying
SAS - survivable adaptive systems
SAS - second antenna system
SASD - server-attached storage device
SASS - SIGINT analysis and simulation system
SASS - Systems Acquisition Support Services (DIA)
SAT - security audit trail
SAT - satellite
SAT-R - standard AUTODIN terminal-GENSER
SAT-Y - standard AUTODIN terminal-DSSCS
SATAN - Security Administrator Tool for Analyzing Networks
SATCOM - satellite communication
Satellite Communications - The use of geostationary orbiting
satellites to relay transmission from one earth station to others.
SATM - INMARSAT Module
SATPLAN - Satellite Planner
SATR - Synthetic Aperture Targeting Radar
SAU - servo amplifier unit
SAW - surface acoustic wave
SB - switchboard
SB - small board
SBC - single board computer