Difference between revisions of "VoIP abbreviations"

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| A/D  || [[w:Analog-to-digital converter|Analog-to-digital converter]]
 
| A/D  || [[w:Analog-to-digital converter|Analog-to-digital converter]]
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|-
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| CFB  || Call Forwarding Busy
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|-
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| CFNR  || Call Forwarding No Reply
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|-
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| CFU  || Call forwarding Unconditional
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|-
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| CLIP  || Calling Line Identification Presentation
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|-
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| CLIR  || Calling Line Identification Rejection
 
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| CO    || [[w:Telephone exchange|Central Office]] or telephone exchange   
 
| CO    || [[w:Telephone exchange|Central Office]] or telephone exchange   
 
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| D/A  || [[w:Digital-to-analog converter|Digital-to-analog converter]]
 
| D/A  || [[w:Digital-to-analog converter|Digital-to-analog converter]]
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| DECT  || [[w:Digital Enhanced Cordless Telecommunications|Digital Enhanced Cordless Telecommunications]]
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|-
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| DND  || [[w:Do Not Disturb (telecommunications)|Do Not Disturb]]
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|-
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| DSP  || [[w:Digital signal processor|Digital signal processor]]
 
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| DTMF  || [[w:Dual-tone multi-frequency signaling|Dual-tone multi-frequency signaling]]
 
| DTMF  || [[w:Dual-tone multi-frequency signaling|Dual-tone multi-frequency signaling]]
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|-
 
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| E.164 || [[w:E.164|E.164]] is a international public telecommunication numbering plan used in the [[w:PSTN|PSTN]]
 
| E.164 || [[w:E.164|E.164]] is a international public telecommunication numbering plan used in the [[w:PSTN|PSTN]]
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| ETSI  || [[w:European Telecommunications Standards Institute|European Telecommunications Standards Institute]]
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| FXO || [[w:FXO#Foreign_exchange_station|Foreign exchange station]]
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| FXS || [[w:FXO#Foreign_exchange_office|Foreign exchange office]]
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| H.323 || [[w:H.323| ITU VoIP signaling protocol suite]]
 
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| ISDN || [[w:Integrated Services Digital Network|Integrated Services Digital Network]]
 
| ISDN || [[w:Integrated Services Digital Network|Integrated Services Digital Network]]
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| ITU-T || [[w:ITU Telecommunication Standardization Sector|ITU Telecommunication Standardization Sector]]
 
| ITU-T || [[w:ITU Telecommunication Standardization Sector|ITU Telecommunication Standardization Sector]]
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| IVR  || [[w:Interactive voice response|Interactive Voice Response]]
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| MOH  || [[w:Music on hold|Music on hold]]
 
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| PABX || [[w:http://en.wikipedia.org/wiki/Private_branch_exchange#Private_branch_exchange|Private automatic branch exchange]] - See PBX
 
| PABX || [[w:http://en.wikipedia.org/wiki/Private_branch_exchange#Private_branch_exchange|Private automatic branch exchange]] - See PBX
 
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|-
 
| PBX || [[w:http://en.wikipedia.org/wiki/Private_branch_exchange#Private_branch_exchange|Private branch exchange]] - A privat telephone exchange
 
| PBX || [[w:http://en.wikipedia.org/wiki/Private_branch_exchange#Private_branch_exchange|Private branch exchange]] - A privat telephone exchange
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|-
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| PoE  || [[w:Power over Ethernet|Power over Ethernet]]
 
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| POTS || [[w:Plain old telephone service|Plain old telephone service]]
 
| POTS || [[w:Plain old telephone service|Plain old telephone service]]
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|-
 
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| Q.931 || [[w:Q.931|Q.931 is the ITU standard ISDN connection control signalling protocol]]
 
| Q.931 || [[w:Q.931|Q.931 is the ITU standard ISDN connection control signalling protocol]]
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| QSIG || [[w:QSIG| ISDN based signaling protocol for signaling between PBXs]]
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| SIP  || [[w:Session Initiation Protocol|Session Initiation Protocol]] An IETF VoIP Signaling protocol
 
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| T1    || [[w:T-carrier|T1 carrier used to carry ISDN PRI between Telco and customer in USA/Japan]]             
 
| T1    || [[w:T-carrier|T1 carrier used to carry ISDN PRI between Telco and customer in USA/Japan]]             
 
|-
 
|-
 
| Telco || [[w:Telephone company|Telephone company]]
 
| Telco || [[w:Telephone company|Telephone company]]
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|-
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| UA || [[w:User agent|User agent]] In [[SIP]] the IP phones are called User agents
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| VoIP || [[w:Voice over IP|Voice over IP]]
 
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Latest revision as of 08:52, 23 March 2013

Abbr. Meaning
A/D Analog-to-digital converter
CFB Call Forwarding Busy
CFNR Call Forwarding No Reply
CFU Call forwarding Unconditional
CLIP Calling Line Identification Presentation
CLIR Calling Line Identification Rejection
CO Central Office or telephone exchange
D/A Digital-to-analog converter
DECT Digital Enhanced Cordless Telecommunications
DND Do Not Disturb
DSP Digital signal processor
DTMF Dual-tone multi-frequency signaling
E1 E1 carrier used to carry ISDN PRI between Telco and customer in Europe
E.164 E.164 is a international public telecommunication numbering plan used in the PSTN
ETSI European Telecommunications Standards Institute
FXO Foreign exchange station
FXS Foreign exchange office
H.323 ITU VoIP signaling protocol suite
ISDN Integrated Services Digital Network
ISDN BRI ISDN Basic Rate Interface. 2 B channels and 16 Kbps D channel
ISDN PRI ISDN Primary Rate Interface. 30 B channels and 64 Kbps D channel in Europe
ITU International Telecommunication Union
ITU-T ITU Telecommunication Standardization Sector
IVR Interactive Voice Response
MOH Music on hold
PABX Private automatic branch exchange - See PBX
PBX Private branch exchange - A privat telephone exchange
PoE Power over Ethernet
POTS Plain old telephone service
PSTN Public Switched Telephone Network
Q.931 Q.931 is the ITU standard ISDN connection control signalling protocol
QSIG ISDN based signaling protocol for signaling between PBXs
SIP Session Initiation Protocol An IETF VoIP Signaling protocol
T1 T1 carrier used to carry ISDN PRI between Telco and customer in USA/Japan
Telco Telephone company
UA User agent In SIP the IP phones are called User agents
VoIP Voice over IP
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