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Glossary of Telecom and IT terms Used:
| ACD |
Automatic Call Distribution |
| ADSL |
Asymmetric Digital Subscriber Line |
| BRA |
Basic Rate Access |
| CCU |
Central Control Unit |
| CLI |
Calling Line Identity |
| CPS |
Carrier Pre Selection |
| CTI |
Computer Telephony Intergration |
| DASS |
Digital Access Signalling System |
| DDI |
Direct Dial Inwards |
| DPNSS |
Digital Private Network Signalling System |
| DTMF |
Dual Tone Multi Frequency |
| FPS |
Fax Preference Service |
| ISDN |
Intergrated Services Digital Network |
| ISP |
Internet Service Provider |
| ICSTIS |
Independent Committee for the Supervision of Telephone Information
Services |
| LLU |
Local Loop Unbundling |
| NGN |
Non Geographic Numbers |
| OCB |
Outgoing Calls Barred |
| PSTN |
Public Switched Telephone Network |
| PABX |
Private Automatic Branch Exchange |
| PMBX |
Private Manual Branch Exchange |
| SDSL |
Synchronous Digital Subscriber Line |
| SIP |
Session Initiation Protocol |
| UPS |
Uninterrupted Power Supply |
| VDSL |
Very high bandwidth DSL |
| VOIP |
Voice Over Internet Protocol |
| WAN |
Wide Area Network |
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