Abkürzung Bedeutung

S12

Digitales Vermittlungssystem (Alcatel)

S2M

Primary Rate Interface --> Teilnehmerschnittstelle mit einer Kapazität von 30×B+D64 (ISDN)

SA

Source Address --> Quelladresse

SA

Service Area --> Versorgungsbereich (Mobilfunknetze)

SA

Security Association --> Sicherheitsvereinbarung

SAA

Systems Application Architecture (IBM/SNA)

SAA

System Aspects Application (ATM, B-ISDN)

SAA-AMS

System Aspects Application - Audiovisual Multimedia Services (ATM, B-ISDN)

SAAC

Syntax-based Adaptive Arithmetic Coding

SAAL

Signalling ATM Adaption Layer (ATM, B-ISDN)

SAA-VTOA

System Aspects Application - Voice and Telephony over ATM (ATM, B-ISDN)

SAC

Service Access Code

SAC

Subscriber Access Control

SAC

Single Attached Concentrator

SAC

Switching Access Card

SAC

Single Attachment Concentrator (FDDI)

SACCH

Slow Associated Control Channel --> Langsamer asoziierter Steuerkanal (GSM)

SACF

Single Association Controlling Function

SACK

Selective Acknowledgement

SAD

Single Administrative Document

SAD

Security Association Database (IT-Sicherheit)

SADL

Synchronous Auto Dial Language

SAFI

Subsequent Address Family Identifier

SAGF

Service Application Gateway Function

SAI

Serving Area Interface

SAID

Serving Area Identification (Number)

SAID

Secure Association Identifier (IT-Sicherheit)

S-AL

Slotted Aloha

SAM

Service Access Multiplexer

SAM

Subsequent Address Message (ISDN)

SAM

Software Asset Management

SAML

Security Assertion Markup Language

SAN

Storage Area Network --> Dediziertes Netzwerk zur Verbindung von Speichermedien (Speichernetze)

SANC

Signalling Area Network Code

SAO

Single Association Object

SAP

Service Advertising Protocol (Novell) (Protokolle)

SAP

Service Access Point --> Dienstzugangspunkt (ISO/OSI)

SAP

Segmentation Application Point

SAP

Session Announcement Protocol (Protokolle)

SAPI

Service Access Point Identifier (ISDN/LAP-D)

SAPI

Speech Application Programming Interface (Telekommunikation)

SAR

Segmentation and Reassembly (Sublayer) (ATM)

SARA

Satellite Radio --> Digitaler Hörrundfunk über Eutelsat-Satelliten

SAS

Single Attached Station --> Einfach angeschlossene Station (FDDI)

SAS

Subscriber Alerting Signal

SAS

Server Attached Storage (Speichernetze)

SAS

Sammelanschlussschaltung (Telekommunikation)

SASE

Specific Application Service Element --> Spezielles Anwendungs-Dienstelement (ISO/OSI)

SASL

Simple Authentification and Security Layer (IT-Sicherheit)

SAT

Subscriber Accesss Termination

SATAN

Security Administrator Tool for Analyzing Networks (IT-Sicherheit)

Satcom

Satellite Communications

SatFu

Satellitenfunk (Sat-Kommunikation)

SatFv

Satellitenfestverbindung (Sat-Kommunikation)

SatKom

Satellitenkommunikation

SATS

System Conformance Test Suite (Netzwerkmanagement)

SAVD

Simultaneous or Alternating Voice Data

SAVE

Satellitenverteildienst (Sat-Kommunikation)

SAW

Surface Acoustic Wave (Mobilfunknetze)

SB

Synchronisation Burst (GSM)

SBA

Synchrounous Bandwidth Allocator

SBC

Sub-Band Coding

SBCCS

Single Byte Command Code Set

SBCS

Single Byte Character Set --> 1 Byte-Zeichensatz

SBE

Single Byte Extension

SBI

Sub-Bitstream Indicator

SBM

Subnet Bandwidth Manager (ATM, B-ISDN)

SBR

Statistical Bit Rate (ATM, B-ISDN)

SBS

Satellite Business System

SC

Subscriber Connector --> Stecker für Glasfaser (Verkabelung)

SC

Standardising Committee (Gremien, Organisationen)

SC

Service Center (Sat-Kommunikation)

SC

Session Control

SC

Sending Complete (Mobilfunknetze)

SC

Sequence Count --> Sequenznummer (ATM, B-ISDN)

SC

Synchronisation Channel

SCAC

Service Creation and Accounting Center (Mobilfunknetze)

SCADA

Supervisory Control and Data Acquisition

SCC

Satellite Control Center (Sat-Kommunikation)

SCCH

Single Cell Control Channel

SCCP

Signalling Connection Control Part (ATM, B-ISDN, SS7)

SCCS

Source Code Control System

SCDMA

Synchronous Code Division Multiple Access (Mobilfunknetze)

SCE

Service Creation Environment

SCEF

Service Creation Environment Function

SCELP

Spike Code Excited Linear Prediction

SCEP

Simple Certificate Enrollment Protocol (Protokolle)

SCF

Service Control Function

SCF

Service Creation Function (Weitverkehrsnetze)

SCH

Synchronization Channel -> Synchronisationskanal (Mobilfunknetze)

SCI

Subsystem Control Indicator (FDDI)

SCK

Static Cipher Key (IT-Sicherheit)

SCK

Serial Clock

SCLAN

Super Computer Local Area Network (Offene NW-Konzepte)

SCM

Sub Carrier Multiplexing --> Multiplextechnik für analoge Kabelfernsehnetze

SCM

Switch Controller Module

SCO

Synchronous Connection Oriented --> Synchron verbindungsorientiert (Wireless LAN)

SCP

Service Control Point --> Dienstesteuerungsknoten (Weitverkehrsnetze)

SCP

Signalling Control Point --> Signalisierungs-Steuerungsknoten (Mobilfunknetze)

SCP

Session Control Protocol (DECnet) (Protokolle)

SCPC

Single Channel Per Carrier (Sat-Kommunikation)

SCPS

Space Communication Protocol Specification (Sat-Kommunikation)

SCR

Sustainable Cell Rate --> Dauerzellrate (ATM)

SCR

Standard Context Routing (Mobilfunknetze)

SCS

Service Capability Server

SCS

Service Capability Set

SCS

Signalling Capability Set (Offene NW-Konzepte)

SCS

Structured Cabling System --> Strukturierte Verkabelung (Verkabelung)

SCSA

Signal Computing System Architecture (Tk-Sprachdienste)

SCSI

Small Computer System Interface --> Bussystem für PC (Schnittstellen, Busse)

SCT

Smartcard Terminal --> Smartcard-Lesegerät (IT-Sicherheit)

SCTP

Stream Control Transmission Protocol (Protokolle)

SCTPC

Simple Computer Telephony Protocol Client (Telekommunikation)

SCTPS

Simple Telephony Protocol Server (Telekommunikation)

SCTR

System Conformance Test Report (Netzwerkmanagement)

SCUAF

Service Control User Agent Function

SD

Service Data

SD

Starting Delimiter --> Anfangsbyte eines MAC-Frames (Ethernet)

SD

Signal Degraded

SD

Single Density

SDAP

Service Discovery Application Profile (Bluetooth)

SDAP

Session Description (and) Announcement Protocol (Protokolle)

SDARS

Satellite Digital Audio Radio Services

SDB

Switched Digital Broadcast

SDBAS

Switched Digital Broadband Access System (Stadt-, Regionalnetze)

S-DBM

Satellite - Digital Multimedia Broadcasting

SDCCH

Stand-alone Dedicated Control Channel --> Eigenständiger gewidmeter Steuerkanal (GSM)

SDCP

Serial Data Control Protocol (Protokolle)

SDDI

Shielded Distributed Data Interface (FDDI)

SDE

Secure Data Exchange

SDE

Submission and Delivery Entity (Mitteilungsdienste)

SDF

Service Data Function (Weitverkehrsnetze)

SDFT

Selective Discrete Fourier Transform

SDH

Synchrone Digitale Hierarchie --> Digitale Multiplex-Übertragungstechnik (Optische Netze, SDH, Sonet)

SDI

Serial Data Interface

SDI

Storage Device Interface (Netzwerkbetriebsysteme)

SDI

Subscriber Distribution Interface --> Endverzweiger (Anschlussnetze)

SDL

Signalling Data Link

SDL

Simple Data Link

SDL

Specification and Description Language (CCITT)

SDLC

Synchronous Data Link Control --> Bitorientiertes, synchrones Schicht-2-Protokoll (IBM/SNA) (Protokolle)

SDLP

Standard Device Level Protocol

SDM

Space Division Multiplex --> Raummultiplex

SDM

Short Data Message (Mobilfunknetze)

SDMA

Space Division Multiple Access

SDMS

Switch Data Management System (Mobilfunknetze)

SDMT

Synchronized DMT --> Zeitgetrenntlageverfahren

SDP

Session Description Protocol (Protokolle)

SDP

Service Data Point

SDP

Service Discovery Protocol (Wireless LAN)

SD-PDU

Sequenced Data PDU (ATM, B-ISDN)

SDSI

Simple Distribution Security Infrastructure (IT-Sicherheit)

SDSL

Symmetric Digital Subscriber Line (xDSL) (Anschlussnetze)

S-DSMA

Slotted Digital Sense Multiple Access --> Medium-Zugriffsverfahren (Modacom)

SDT

Start Data Traffic --> Beginn des Datenverkehrs

SDT

Structured Data Transfer (ATM, B-ISDN)

SDTV

Standard Definition Television (Multimedia)

SDU

Service Data Unit --> Dienstdatenelement (ISO/OSI)

SDU

Satellite Data Unit

SE

Systems Engineering

SE

Switching Element (ATM, B-ISDN)

SE

Service Element --> Dienstelement

SEAL

Simple and Efficient Adaption Layer (ATM, B-ISDN)

SEAS

Signalling, Engineering and Administration System

SEB

Single End Billing

SEC

Synchronisation Equipment Clock (Optische Netze, SDH, Sonet)

SEC

Security Aspects (ATM, B-ISDN)

SECAM

Stème en Couleur à Mémoire (Multimedia)

SECB

Severely Errored Cell Blocks

SEF

Source Explicit Forwarding

s.e.f.

Schwer entflammbar (Verkabelung)

SEH

Stackable Ethernet Hub

SEL

Selector (ATM, B-ISDN)

self-FEXT

Fernnebensprechen gleichartiger Systeme

self-NEXT

Nahnebensprechen gleichartiger Systeme

SEM

Spectrum Emission Mask

SEP

Signalling End Point (ISDN) (SS#7)

SEP

SCSI Encapsulated Protocol (Speichernetze)

SEQ

Sequence Number --> Sequenznummer

SER

Symbol Error Rate --> Symbolfehlerrate

SES

Satellite Earth Station --> Satelliten-Bodenstation (Sat-Kommunikation)

SES

Severely Errored Seconds (ATM, B-ISDN)

SES

Source End Station (ATM, B-ISDN)

SET

Secure Electronic Transaction (Protokolle, IT-Sicherheit)

SETS

Selected Executable Test Suite (Mobilfunkdienste)

SF

Service Feature

SF

Service Feature (Offene NW-Konzepte)

SF

Store and Forward --> Vermittlungsverfahren (DK-Übertragungstechniken)

SF

Superframe (ATM, B-ISDN)

SF

Status Field --> Statusfeld (Datenfelder)

SFD

Start Frame Delimiter --> Rahmen-Anfangsfeld (Datenfelder)

SFD

Simple Formitable Document (Mitteilungsdienste)

SFDH

Start Frame Delimiter High Priority (Datenfelder)

SFDN

Start Frame Delimiter Normal Priority (Datenfelder)

SFET

Synchronous Frequency Encoding Technology --> Frequenzsynchrones Codierverfahren

SFF

Small Form Factor --> Stecker (Verkabelung)

SFH

Slow Frequency Hopping

SFMA

Specific Functional Management Area

SFN

Single Frequency Network --> Gleichwellennetz

SFP

Small Form Factor Pluggable --> Stecker (Verkabelung)

SFPS

Secure Fast Packet Switching

SFR

Status Report Frame

SFS

Start Frame Sequence (Lokale Netze)

SFT

Simple File Transfer

SFT

System Fault Tolerance (Netzwerkbetriebsysteme)

SFTP

Shielded Field Twisted Pair --> Mit Metallfolie geschirmte verdrillte Zweidrahtleitung (Verkabelung)

SFTP

Simple File Transport Protokoll (Protokolle)

SFV

Standardfestverbindung

SG

Study Group (Gremien, Organisationen)

SG

Signal Ground (Verkabelung)

SGCP

Simple Gateway Control Protocol --> Vorläufer von SNMP

SGM

Segmentation Message (Mobilfunknetze)

SGML

Standardized Generalized Markup Language

SGMP

Simple Gateway Management Protocol (Protokolle, Netzwerkmanagement)

SGSN

Service Gateway Support Node (GPRS) (Mobilfunknetze)

SGW

Signalling Gateway

SH

Shift (Steuerzeichen)

SH

Session Layer Header (ISO/OSI)

SHA

Secure Hash Algorithm --> Kryptographische Hashfunktion (IT-Sicherheit)

SHB

Spectral Hole Burning (Verkabelung)

SHDSL

Single-Pair High Bit Rate Digital Subscriber Line --> Einpaarige digitale Teilnehmerleitung mit hoher Bitrate (Anschlussnetze)

SHF

Super High Frequency

SHG

Segmented Hypergrahics --> Dateiformat mit mehreren Hyperlinks

SHM

Short Hold Mode

S-HTTP

Secure Hypertext Transfer Protocol (Protokolle)

SI

Système Internationale --> Internationales System physikalischer Einheiten (Normung)

SI

Service Indicator --> Diensteanzeiger (ISDN)

SI

Shift In --> Rückschaltung (Steuerzeichen)

SI

Serial Input --> Serieller Eingang

SI

Secondary In --> Sekundärring-Eingang (FDDI)

SI 0

Sequenced Information 0 (ISDN)

SI 1

Sequenced Information 1 (ISDN)

SIA

Serial Interface Adapter

SIB

Service Independent Block

SIB

Status Indication Busy (Mobilfunknetze)

SIDE

System Independent Data Format (Netzwerkbetriebsysteme)

SIDL

Synchron IDL (Ethernet)

SIE

Status Indication Emergency (Mobilfunknetze)

SIF

Signalling Information Field (ISDN)

SIF

SONET Interoperability Forum (Gremien, Organisationen)

SIF

Station Information Frame (FDDI)

SIF

Step Index Fiber --> Stufenindex-Profilfaser (Verkabelung)

SIFS

Short Interframe Space (Wireless LAN)

SIG

Special Interest Group (Bluetooth) (Gremien, Organisationen)

SIG

Signalling --> Signalisierung

SIG

Signalling User Interface (ATM, B-ISDN)

SigG

Signaturgesetz (Standards, Verordnungen, Gesetze) (IT-Sicherheit)

SigV

Signaturverordnung (Standards, Verordnungen, Gesetze) (IT-Sicherheit)

SIHP

Service Interaction Handling Process

SILS

Standard for Interoperability LAN Security (Lokale Netze)

SIM

Subscriber Identity Module --> Teilnehmerkennungsmodul (GSM)

SIN

Status Indication Normal (ISDN)

SINA

Sichere Inter-Netzwerk Architektur (IT-Sicherheit)

SINAD

Signal-to-Noise and Distortion

SINP

Session Identity Notification Protocol (Protokolle)

SIO

Service Information Octet (ISDN, SS#7)

SIO

Serial Input/Output --> Serieller Ein- und Ausgang

SIP

Session Initiation Protocol --> Protokol zum Verbindungsmanagement zwischen Server und Client (VoIP, RFC 2543)

SIP

SMDS Interface Protocol (Weitverkehrsnetze)

SIP

Simple IP

SIPO

Serial In, Parallel Out --> Seriell/Parallelwandlung

SIPP

Simple Internet Protocol Plus (Protokolle)

SIPP

SMDS Interface Protocol (ATM, B-ISDN)

SIPS

Session Initiation Protocol Secure (Protokolle, IT-Sicherheit)

SIP-T

Session Initiation Protocol for Telephones

SIR

Signal-to-Interference Ratio

SIR

Serial Infrared

SIR

Sustained Information Rate (ATM)

SIR

Silikonkautschuk (Verkabelung)

SIS

Satellite Information Services

SIS

Structure Information Store (DK-Dienste)

S-ISDN

Schmalband-ISDN (ISDN)

SIW

Submission Interworking (Mobilfunknetze)

SK

Synchron Node --> Synchronknoten (Netzwerkkomponenten)

SKE

Seekabelendstelle

SKIP

Simple Key Management Protocol (IT-Sicherheit)

SKP

Sekundärer Konzentrationspunkt

SL

Service Logic

SL

Signalling Link --> Zeichengabestrecke (ISDN)

SLA

Service Level Agreement (QoS)

SLA

Site Level Aggregation

SLA

Satellite Link Adapter --> Adapter für Satellitenverbindungen (Sat-Kommunikation)

SLARP

Serial Line Address Resolution Protocol (Cisco)

SLB

Server Load Balancing

SLC

Signalling Link Code --> Zeichengabeabschnittcode

SLEE

Service Logic Execution Environment (Offene NW-Konzepte)

SLI

Service Logic Interpreter

SLI

Session Level Interface

SLIC

Subscriber Line Interface Card

SLIC

Subscriber Line Interface Circuit

SLIP

Serial Line Interface Protocol --> Protokoll zur Nutzung von TCP/IP über Punkt-zu-Punkt-Strecken, wie z.B. Modemverbindung (RFC 1055)

SLM

Service Level Management (Netzwerkmanagement)

SLM

Signalling Link Management --> Abschnittsverwaltung (Netzwerkmanagement)

SLMA

Subcriber Line Module Analogue --> Teilnehmerschaltung

SLMD

Subscriber Line Module Digital

SLMS

Single Line Multi Service (Anschlussnetze)

SLP

Service Logic Programme (Offene NW-Konzepte)

SLP

Single Link Procedure --> Verfahren für den Einfach-Übermittlungsabschnitt (X.25)

SLP

Service Location Protocol (Protokolle)

SLS

Signalling Link Selection (ISDN, SS7)

SLS

Service Level Specification

SLS

Secondary Link Station (Hersteller-NW-Architekturen)

SLSAP

Source Link Service Access Point

SLT

Subscriber Line Termination (Anschlussnetze)

SLT

Slot Type

SLTC

Signalling Link Test Control (Netzwerkmanagement)

SLTE

Submarine Line Termination Equipment

SLU

Secondary Logical Unit (Hertsteller-NW-Architekturen)

SLX

Synchroner Leitungsmultiplexer (SDH)

SM

Session Management

SM

Security Management --> Sicherheitsmanagement (Netzwerkmanagement)

SM

Single Mode

SM

Short Message --> Kurzmitteilung (Mobilfunknetze)

SMA

Stright Medium Adaptor --> Steckertyp (Verkabelung)

SMAC

Source MAC (Ethernet)

SMAE

System Management Application Entity (ISO/OSI)

SMAP

Service Management Agent Point

SMAP

Systems Management Application Process (Netzwerkmanagement)

SMAP

Station Management Application Program (FDDI)

SMAP

Service Management Access Point (Weitverkehrsnetze)

SMAS

Service Management Application System (Netzwerkmanagement)

SMASE

System Management Application Service Element (Netzwerkmanagement)

SMB

Server Message Block --> Darstellungsschicht-Protokoll von Microsoft (Protokoll)

SMC

Spectral Management Class (Anschlussnetze)

SMCP

Service Management and Control Point

SMDR

Station Message Detailed Recording

SMDS

Switched Multi-Megabit Data Service --> Zellorientierter, verbindungsloser Hoch-geschwindigkeits-Breitband-Datendienst in USA

SME

Station Management Entity

SME

Storage Management Engine (Netzwerkbetriebssysteme)

SME

Short Message Entity (Mobilfunknetze)

SMF

Service Management Function

SMF

Single Mode Fiber --> Monomodefaser bzw. Einmodenfaser (Verkabelung)

SMF

Standard Message Format (Mobilfunkdienste)

SMF

System Management Function (Netzwerkmanagement)

SMFA

Specific Management Functional Area (Netzwerkmanagement)

SMG

Special Mobile Group (Mobilfunknetze)

SMH

Short Message Handler (Mobilfunknetze)

SMH

Signalling Message Handling --> Meldungsabwicklung (Mobilfunkdienste)

SMI

Structure and Identification of Management Information (RFC 1155)

SMI

System Management Information (Netzwerkmanagement)

SMI

Station Management Interface (Netzwerkmanagement)

SMIF

Stream-Based Model Interchange Format

SMIL

Synchronized Multimedia Integration Language

S/MIME

Secure Multipurpose Internet Mail Extension (IT-Sicherheit)

SMIP

Specific Management Information Protocol --> Spezifisches Management-Informationsprotokoll (Netzwerkmanagement)

SMIS

Specific Management Information Services --> Spezifische Management-Informationsdienste (Netzwerkmanagement)

SMIT

System Management Information Tool (Netzwerkmanagement)

SMK

Shared Management Knowledge

SML

Service Management Layer (TMN)

SMM

System Management Mode

SMO

Systems Management Overview (Netzwerkmanagement)

SMON

Switched Monitoring (Lokale Netze)

SMP

Simple Management Protocol --> Vorläufer von SNMP (Netzwerkmanagement)

SMP

Service Management Point (Weitverkehrsnetze)

SMP

System Management Process

SMP

Symmetric Multiprocessing (Telekommunikations-Endgeräte)

SMP

Session Management Protect (Netzwerkmanagement)

SMPDU

Service Management Protocol Data Unit

SMPP

Service Management and Provisioning Point

SMR

Specialized Mobile Radio --> Bündelfunkanwendungen in USA

SMRSE

Short Message Relay Service Element (GSM)

SMS

Service Management System

SMS

Short Message Service --> Kurznachrichtendienst (Mobilfunknetze)

SMS

Storage Management Service (Netzwerkbetriebsysteme)

SMS

Service Management System (Microsoft)

SMS

Subscriber Management System (Stadt-, Regionalnetze)

SMSC

Short Message Service Center (GSM)

SMS-CB

SMS Cell Broadcast (Mobilfunknetze)

SMS-PP

SMS Point-to-Point (Mobilfunknetze)

SMSTP

Short Message Service Transfer Layer Protocol (Mobilfunknetze)

SMT

Station Management (FDDI)

SMT

Synchrones Multiplex Terminal (SDH)

SMT

Synchrone Multiplextechnik

SMT

Satellite Mobile Terminal (Mobilfunknetze)

SMT

Short Message Terminal (Mobilfunknetze)

SMTP

Simple Mail Transfer Protocol --> Anwendungsprotokoll im Internet (RFC 788, 821, 822)

SMU

System Management Unit

SN

Switching Network

SN

Service Node (Weitverkehrsnetze)

SN

Subnetz

SN

Sequence Number --> Laufnummer (ATM, B-ISDN)

SN

Subscriber Number

S/N

Signal to Noise Ratio --> Signal-zu-Rauschleistungs-Verhältnis

SN T&M

Signalling Network Testing & Maintenance

SNA

Systems Network Architecture (IBM)

SNAcF

Subnetwork Access Function (ISO/OSI)

SNAcP

Subnetwork Access Protocol (ISO/OSI)

SNACP

SNA Control Protocol (IBM/SNA) (Protokolle)

SNADS

SNA Distribution Services (IBM/SNA)

SNAP

Sub Network Access Protocol (ISO/OSI)

SNAP

Subnetwork Attachment Point

SNC

Subnetwork Connection (ATM, B-ISDN)

SNCP

System Node Control Point (Netzwerkmanagement)

SNCP

Subnetwork Connection Protection (ATM, B-ISDN)

SNDCF

Subnetwork Dependent Convergence Function (ISO/OSI)

SNDCP

Subnetwork Dependent Convergence Protocol (ISO/OSI)

SNG

Satellite News Gathering

SNI

Subscriber Network Interface --> Teilnehmerschnittstelle zum Kommunikationsnetz

SNI

SMDS Network Interface (Weitverkehrsnetze)

SNI

SNA Network Interconnection (IBM/SNA)

SNI

Service Node Interface (Anschlussnetze)

SNIA

Storage Networking Industry Association (Gremien, Organisationen)

SNICF

Subnetwork Independent Convergence Function (ISO/OSI)

SNICP

Subnetwork Independent Convergence Protocol (ISO/OSI)

SNM

Signalling Network Management (ISDN)

SNMP

Simple Network Management Protocol --> Netzwerkmanagementprotokoll im Internet (RFC 1156 - 1158, 1212, 1213, 1901 – 1908, 2263, 2264, 2273, 2274)

SNMPv2

Simple Network Management Protocol Version 2 (Netzwerkmanagement)

SNMPv3

Simple Network Management Protocol Version 3 (Netzwerkmanagement)

SNMR

Set Normal Response Mode

SNP

Sequence Number PDU

SNP

Sequence Number Protection --> Laufnummerschutz (ATM, B-ISDN)

SNP

Subnetwork Protocol

SNPA

Subnetwork Point of Attachment (ISO/OSI)

SNR

Signal-to-Noise Ratio --> Signal-zu-Rauschleistungs-Verhältnis

SNS

Secondary Network Server

SNS

Secondary Name Server

SNS

Session Network Service

SNTP

Simple Network Time Protocol --> Protokol zur Synchronisation der Uhrzeiten im Internet (RFC 1769)

SO

Service Operator

So

Physikalische Endgeräteschnittstelle des ISDN-Basisanschlusses (ISDN)

SO

Shift Out --> Dauerumschaltung (Steuerzeichen)

SO

Secondary Out --> Sekundärring-Ausgang (FDDI)

SOA

Semiconductor Optical Amplifier --> Optischer Verstärker in Glasfasernetzen (Optische Netze, SDH, Sonet)

SOAG

Standards Promotion and Application Group (Gremien, Organisationen)

SOAP

Simple Object Access Protocol (Protokolle)

SOB

Start of Block --> Blockanfang (Steuerzeichen)

SOCC

Serial Optical Channel Converter (IBM)

SOCC

Service Operation Control Center (Sat-Kommunikation)

SoD

Service-on-Demand

SOH

Start of Header (Datenfelder)

SOH

Section Overhead (Optische Netze, SDH, Sonet)

SOHO

Small Office, Home Office --> Kleine Büros oder Heimarbeitsplätze

SoIP

Storage Over IP

SOM

Systems Object Model

SOM

Start of Message --> Mitteilungsanfang (Steuerzeichen)

SONET

Synchronous Optical Network --> Synchrone Multiplex-Übertragungstechnik (ANSI T1.105/106)

SOVA

Soft Output Viterbi Algorithm

SP

Service Provider --> Dienstanbieter

SP

Service Point

SP

Signalling Point --> Zeichengabepunkt (ISDN)

SP

Space --> Zwischenraum (Steuerzeichen)

SP

Segment Priority (Stadt-, Regionalnetze)

SP

Source Port

SPA

Self-Positioning Algorithm

SPANS

Simple Protocol for ATM Network Signalling (FORE) (ATM, Protokolle)

SPC

Stored Program Control --> 1. Generation von speicherprogrammierter Vermittlung

SPC

Super Physical Contact (Verkabelung)

SPC

Signalling Point Code (Telekommunikation)

SPCN

Satellite Personal Communication Network (Sat-Kommunikation)

SPCS

Single Per Carrier System (Mobilfunknetze)

SPD

Security Policy Database (IPSec)

S/P-DIF

Sony/Philips Digital Interface Format

SPDU

Session Protocol Data Unit (ISO/OSI)

SPE

Synchronous Payload Envelope (ATM, B-ISDN)

SPF

Shortest Path First (Internetworking)

SPF

Short Pass (Optical) Filter

SPI

Service Provider Interface

SPI

Synchronous Parallel Interface

SPI

Security Parameter Index

SPKI

Simple Public Key Infrastructure (IT-Sicherheit)

SPL

Self Provision Licence

SPL

Service Provider Link --> Dienstanbieter-Strecke

SPM

Self Phase Modulation (Verkabelung)

SPM

System Performance Monitor

SPM

Session Protocol Machine

SPN

Service Provider Node

SPN

Subscriber Premises Network

SPOF

Single Point of Failure

SPOOL

Simultaneous Peripheral Operations Online

SPP

Sequence Packet Protocol --> Schicht-4-Protokoll (XNS) (Protokolle)

SPP

Serial Port Profile (Bluetooth)

SPP

Sequenced Packet Protocol (Protokolle)

SPR

Single Protocol Router (Internetworking)

SPS

Signalling Protocols and Switching

SPS

Standard Positioning Service (Sat-Kommunikation)

SPT

Spanning Tree (Internetworking)

SPTS

Single Program Transport Stream (ATM, B-ISDN)

SPV

Semi-Permanente Verbindung (ISDN)

SPVC

Soft Permanent Virtual Connection

SPVC

Soft Permanent Virtual Circuit (ATM, B-ISDN)

SPVCC

Soft Permanent Virtual Channel Connection

SPVP

Soft Permanent Virtual Path (ATM, B-ISDN)

SPVPC

Soft Permanent Virtual Path Connection

SPX

Sequenced Packet Exchange --> Transportschicht-Protokoll (Novell) (Protokolle)

SQA

System Queue Area

SQAM

Staggered Quadrature Amplitude Modulation (Modulation)

SQE

Signal Quality Error (Ethernet)

SQORC

Staggered Quadrature Overlapped Raised Cosine

SQPSK

Staggered Quadrature Phase Shift Keying --> Digitales Modulationsverfahren

SR

Source Routing --> Vorgabe der Wegewahl durch das sendende System (Internetworking)

SRB

Source Route Bridging (Internetworking)

SRE

Self Routing Switch Element (ATM, B-ISDN)

SRES

Signed Response (IT-Sicherheit)

SRF

Special Resource Function (Weitverkehrsnetze)

SRF

Specific Routed Frame (Internetworking)

SRF

Status Report Frame (FDDI)

SRL

Structure Return Loss

SRM

Storage Resource Management (Speichernetze)

SRN

Source Recipient Node (Hersteller-NW-Architekturen)

SRP

Specialized Resource Point

SRP

Spatial Reuse Protocol (Cisco)

SRR

Short Range Radio --> Funkübertragung über kurze Distanzen (Mobilfunknetze)

SRT

Source Routing Transparent (Internetworking)

SRTB

Source Routing Translational Bridging (Internetworking)

SR-UAPDU

Status Report User Agent Protocol Data Unit (Mobilfunkdienste)

SRV

Synchrones Raumvielfach

SS

Service Subscriber (Telekommunikation)

SS

Switching System --> Vermittlungssystem

SS

Spread Spectrum --> Bandspreizung

SS

Signalling System

SS

Supplementary Service (Telekommunikation)

SS7

Signalling System No. 7 --> Zeichengabesystem Nr. 7

SSA

Serial Storage Architecture (IBM) (Speichernetze)

SSAIP

Session Security, Authentication, Initialization Protocol (Datenbank)

SSAP

Session Service Access Point (ISO/OSI)

SSAP

Source Service Access Point (Ethernet)

SSB

Single Side Band --> Einseitenbandmodulation

SS-CDMA

Spread Spectrum - Code Division Multiple Access

SSCF

Service Specific Convergence (Coordination) Function (ATM)

SSCH

Secondary Synchronisation Channel

SSCOP

Service Specific Connection Oriented Protocol (ATM)

SSCP

System Service Control Point (IBM/SNA)

SSCP

Service Switching and Control Point

SSCR

Synchronisation Source Identifier

SSCS

Service Specific Convergence Sublayer (ATM, B-ISDN)

SSD

Service Support Data

SSDP

Simple Service Discovery Protocol (Protokolle)

SSDU

Session Service Data Unit (ISO/OSI)

SSF

Service Switching Function (Weitverkehrsnetze)

SSF

Service Subscriber Field (ISDN, SS#7)

SSF

Supported Solution Forum (Gremien, Organisationen)

SSG

Service Selection Gateway

SSH

Secure Shell --> Protokoll zur kryptographisch geschützten Kommunikation von und zu Servern (IT-Sicherheit)

SSI

Server Side Includes

SSID

Service Set Identity --> "Netzwerkname" des Funk-LAN (WLAN)

SSL

Secure Socket Layer --> Protokoll zur kryptographisch geschützten Übertragung im Internet (Netscape) (IT-Sicherheit)

SSLCP

Secure Socket Layer Control Protocol (IT-Sicherheit)

SSM

Single Segment Message --> Einzelsegment-Nachricht (ATM-B-ISDN)

SSMA

Spread Spectrum Multiple Access

SSM-F

Standard Singlemode-Fiber --> Einmoden-Faser (Verkabelung)

SSO

Single Service Operator (USA)

SSO

Single Sign On (IT-Sicherheit)

SSP

Service Switching Point

SSP

Storage Service Provider

SSP

Switch-to-Switch Protocol (Protokolle)

SSP

Service Switching Point --> Dienstvermittlungsknoten (Weitverkehrsnetze)

SSRC

Synchronisation Source Identifier

SSRP

Simple Server Redundancy Protocol (Protokolle)

SSS

Switching Subsystem (GSM) (Mobilfunknetze)

SSS

Synchronized Sample Scrambler (ATM, B-ISDN)

SST

Spread Spectrum Technology --> Bandspreiztechnik

S/STP

Screened Shielded Twisted Pair --> Geschirmte verdrillte Leitung mit Kabel-Gesamtschirmung (Verkabelung)

SSTP

Service Support Transport Protocol (Protokolle)

SSU

Synchronisation Unit

SSU

Synchronization Supply Equipment (Optische Netze, SDH, Sonet)

SSV

Schnittstellenvervielfacher (Weitverkehrsnetze)

ST

Straight Tip --> Steckertyp für Glasfaser (Verkabelung)

ST

Segment Type --> Segmenttyp (ATM, B-ISDN)

ST

Streaming (Protocol) (MIT)

ST2

Stream (Protocol) Version 2 (RFC 1819)

STA

Spanning Tree Algorithm (Ethernet, IEEE 802.1d)

STB

Set Top Box

STC

Sub-Technical Committee (Gremien, Organisationen)

STC

System Time Clock (ATM)

STD

Standard

STDM

Synchronous Time Division Multiplexing

STIF

Swiss Federal Institute of Technology (Gremien, Organisationen)

STM-1

Synchronous Transport Module Level 1

STP

Shielded Twisted Pair --> Geschirmte verdrillte Leitung (Verkabelung)

STP

Spanning Tree Protocol (Ethernet, Protokolle)

STS

Synchronous Transport Signal

STX

Start of Text

SUID

Super User Identification

S/UTP

Screened Unshielded Twisted Pair --> Nicht-geschirmte verdrillte Leitung mit Kabel-Gesamtschirmung (Verkabelung)

s.v.

Selbstverlöschend (Verkabelung)

SVC

Switched Virtual Connection

SVC

Switched Virtual Channel --> Geschaltete virtuelle Verbindung (X.25)

SVCC

Switched Virtual Channel Connection

SWAN

Structured Wireless Aware Network (Cisco)

SYN

Synchronization