Services/VoIP/Glossar

Asterisk-und-VoIP-Glossar

Im Fachgebiet Internet-Telefonie und SIP und bei Produkten wie Asterisk hagelt es nur so von Abkürzungen und Fachsprache. Ein Glossar mußte her, gleich von Stunde 1 an.

AA

Auto Attendant: Anrufbeantworter mit Tastendruckmenü

ABR

Available Bit Rate

ACD

Automatic Call Distributor

ACME

Name einer Firma in Bedford, MA, USA

ADSI

Analog Display Services Interface

AEL

Asterisk Extension Language

AGC

Automatic Gain Control

AGI

Asterisk Gateway Interface https://wiki.asterisk.org/wiki/display/AST/Asterisk+11+Application_AGI

AJAM

Asynchronous Javascript Asterisk Manager

AKA

Authentication and Key Agreement (RFC3310)

ALG

Application-Level Gateway

AMA-Flags

Automatic Message Accounting

AMD

Answering Machine Detection

AMI

Asterisk Manager Interface

AMP

Asterisk Management Portal. Ein Tool, das seit 2006 in ->FreePBX umbannnt wurde.

ANI

Automatic Number Identification

AOC-D

?

AOC-E

?

AOR

Address of Record

APS

Audio Proxy Server

ARA

Asterisk Realtime Architecture

ARI

Asterisk REST Interface ->REST

AST

Kürzel in Dokumenten für Asterisk

ATA

Analog Telephone Adaptor

BRI ISDN

Basic Rate Interface ISDN, kleiner Bruder von PRI. BRI hat 2x 64k-B-Kanäle plus einen 16k-D-Kanal

BLA

Bridged Line Appearances

BLF

Busy Lamp Field, auch Besetztlampenfeld

CAS

Channel Associated Signaling

CC

Call Completion: was ist das genau? Was ist native SIP CC?

CCSS

Call Completion Supplementary Services

CDR

Call Detail Record (logging service)

CEL

Channel Event Logging (for billing inform.)

CELT

Audio-Codec: Constrained-Energy Lapped Transform, celt-codec.org Der CELT-Codec ist obsolet. Sein Code ist im Code des OPUS-Codecs aufgegangen.

CGPN

Calling Party Number

CID

Caller ID: Sie zeigt an, wer den Anruf getätigt, aufgebaut hat.

CIS

Common Intelligibility Scale: Quali der Sprachübertragung (s. auch STI)

CLI

Asterisk Command Line Interface

CLIP

Calling Line ID Presentation: Caller ID

CLIR

Calling Line ...

CNID

Calling Numer ID

CNG

Comfort Noise Generator

COLP

Connected Line Identification Presentation

COLR

Connected Line Identification Restriction

CONGESTION

Stau

CoS

Class of Service

CTI

Computer Telephony Integration System

DAHDI

Digium/Asterisk Hardware Device Interface

DDI

Direct Dial-In (auch: DID)

DID

Direct Inward Dialing (auch: DDI)

DISA

Direct Inward System Access - Asterisk-Application

DnD

Do not disturb

DNIS

Dialled Number Information Service

DPMA

Digium Binary Asterisk Module for their phones

DSN

Data Source Name

DSLAM

Digital Subscriber Line Access Multiplexer

DTLS

Datagram Transport Layer Security: TLS per z.B. UDP

DTX

Discontinuous Transmission - stops transmitting completely when silence is detected

DUNDi

Distributed Universal Number Discovery

E.164

Richtline der ITU zur interntionalen Nummerierung von nationalen Telefonnetzen (u.a. Vorwahlen)

ECT

Explicit Call Transfer

ENUM

Telephone E.164 NUmber Mapping -- The bridge between the switched telephony network and the Internet

E&M

Ear & Mouth-Signaling

FEC

Forward Error Correction

FQTM

Fully Qualified Telephone Number

FXO

Foreign Exchange Office

FWD

Free World Dialup

H.323

SIP-Gegenentwurf von der ITU. SIP ist von der IETF

HMAC

Hash-basierter Message Auth Code

IAX

Inter-Asterisk Exchange

ICE

Interactive Connectivity Establishment http://tools.ietf.org/html/rfc5768

IMS

IP Multimedia Subsystem -- IMS builds on SIP

IPP

Integrated Performance Primitive by Intel http://trac.pjsip.org/repos/wiki/Intel_IPP_Codecs

ISN

ITAD Subscriber Number

ITAD

IP Telephony Administrative Domain (freenum.org)

IVR

Interactive Voice Response - An automated voice system that allows callers to voice navigate ...

LFI

?

MGCP

Media Gateway Control Protocol - A VoIP Protocol that has both signaling and control

MoH

Music on Hold

MPoE

Minimum Point of Entry (auch: HÜP oder 1. TAE)

MOS

Mean Opinion Score: Subjektive Audio-Quali-Einschätzung von signif. vielen Leuten, Ergebnis 1...5.

MSD

TrunkMSD?

MWI

https://en.wikipedia.org/wiki/Message-waiting_indicator

NANP

North American Numbering Plan

NAS

Network Audio System

NFAS

Non-Facilities Associated Signaling - ISDN-Feature zum Teilen eines D-Kanals über div. Primärmultiplexanschl.

NLS

Native Language Support

OPUS

Audio-Codec: https://de.wikipedia.org/wiki/Opus_(Audioformat)

OSP

https://en.wikipedia.org/wiki/Open_Settlement_Protocol

OSS

Open Sound System

PBX

Private Branch Exchange: Telefonanlage irgendeiner Art

PCMA

Audio-Codec: https://en.wikipedia.org/wiki/A-law_algorithm

PCMU

Audio-Codec: https://en.wikipedia.org/wiki/Μ-law_algorithm

PHN

?

PLC

Packet Loss Concealment

POTS

Plain old Telephone Service

PRI ISDN

https://en.wikipedia.org/wiki/Primary_Rate_Interface (T1, E1, J1), 24 Channels (Primär-Multiplex)

RDOFF

?

REST

Representational State Transfer is a software architectural style.

REN

Ringer Equivalency Number

RLS

-Services?

RTP

https://de.wikipedia.org/wiki/Real-Time_Transport_Protocol

SAS

SAS Signature Processing

SAVP

RTP/SAVP https://tools.ietf.org/html/rfc5124

SBC

https://de.wikipedia.org/wiki/Session_Border_Controller zur sicheren Koppelung von versch. Netzen

SCCP

https://de.wikipedia.org/wiki/Skinny_Client_Control_Protocol auf Port 2000udp+tcp (Cisco-Zeug)

SDP

https://de.wikipedia.org/wiki/Session_Description_Protocol

SILK

https://de.wikipedia.org/wiki/SILK CODEC, der in OPUS mündete

SIP

https://de.wikipedia.org/wiki/Session_Initiation_Protocol

SIP Endpoint

?

SIP Peer

?

SLA

Shared Line Appearances

SLN

?

SLIN

?

SLIC

Subscriber Line Interface Circuit

SMDI

Serial Ports ... Interface

SPA

Cisco-...?

SRTP

https://en.wikipedia.org/wiki/Secure_Real-time_Transport_Protocol

Stasis

A dialplan application in Asterisk. Stasis()

STUN

https://de.wikipedia.org/wiki/Session_Traversal_Utilities_for_NAT

SS7

Signaling System 7 over ISDN (T1, E1)

SSRC

?

STI

https://de.wikipedia.org/wiki/Speech_Transmission_Index

T.38

An ITU recommendation for allowing transmission of fax over IP networks in real time.

TBB

?

TDS

-Library ??

TLN

Teilnehmer (am Telefonnetz)

ToN

Type of Number (ISDN)

TOS

?

TPL

?

TR-069

https://en.wikipedia.org/wiki/TR-069 Application Layer Protocol for remote Mgmt of end-user Devices.

TRIP

Telephony Routing over IP (RFC3219)

TURN

?

UNIStim

Unified Networks IP Stimulus (Nortel-Gerümpel)

VAD

Voice Activity Detection - Reduces Bitrate when no Voice is detected

VIP

Versatile Interface Processor

VM

Voice Mail

VPB

Voicetronix Voice Processing Board (Hardware Cards)

WUI

Web User Interface

ZRTP

"Zimmerman" RTP https://de.wikipedia.org/wiki/ZRTP Crypto-Schlüsselaustauschprotokoll (mit DHE)