Within Telecoms and IT there are many abbreviations/jargon used to describe products or services. Here are a few explained. ACD Automatic Call Distribution – The system used to distribute calls through to those responsible for answering. ADSL Asymmetric Digital Subscriber Line – Another name for broadband with different upload and download speeds. BRA Basic Rate Access- Another name for ISDN2 Digital phone lines. CCU Central Control Unit – The box on the wall that runs your phone system. CLI Calling Line Identity – Your phone number. CPS Carrier Pre Selection – A service where you can pre select who carries your phone calls on your BT line. CTI Computer Telephony Integration – Linking your PC and phone together. DASS Digital Access Signalling System – An old type of signalling used on phone lines now replaced with a Euro version. DDI Direct Dial Inwards – Used so people from outside can dial straight through to your phone and bypass the switchboard. DPNSS Digital Private Network Signalling System – A name given to signals used between 2 phone systems. DTMF Dual Tone Multi Frequency – The tones you hear when you make a phone call. FPS Fax Preference Service – Stop unwanted faxes (Junk Fax) coming in. FTTP Fibre to the premises – Installation of optical fibre from the carrier directly into the home or office. FTTC Fibre to the cabinet – Fibre cable runs from a BT exchange to a street cabinet. ISDN Integrated Services Digital Network – A name for digital phone lines. ISP Internet Service Provider – Who bills you for your broadband is your ISP. ICSTIS Independent Committee for the Supervision of Telephone Information Services LLU Local Loop Unbundling – The ability for other operators to use the cables between the phone exchange and your premises. NGN Non Geographic Numbers – Numbers not tied to an area such as 0800 Freephone. OCB Outgoing Calls Barred – Stops you dialling out when it is applied to your phones. PSTN Public Switched Telephone Network – The phone network. PABX Private Automatic Branch Exchange – A name for a telephone system. PMBX Private Manual Branch Exchange – Another name for a telephone system. SDSL Synchronous Digital Subscriber Line – Another name for broadband with the same upload and download speeds. SIP Session Initiation Protocol – Name for signalling when making phone/data calls. UPS Uninterrupted Power Supply – Will keep phones working when there is a power cut. VDSL Very high bandwidth DSL – A very fast internet connection. VOIP Voice Over Internet Protocol – Making phone calls over the internet instead of over the phone line. WAN Wide Area Network – Computers from different buildings linked together. Call Diversion lets you divert your calls to another number when you’re away from your phone Call Diversion lets you divert your calls to almost any phone, including your mobile. Call Diversion can also divert calls while you’re on the internet or if you’re on the phone. Diverting your calls *code* Codes – 21 divert all calls – 61 divert calls you don’t answer within 15 seconds – 67 divert calls when your phone is engaged Codes are: 1 All Calls, 2 National / International / Mobile, 3 International, 4 Operator / BT Text, 5 * and #, 7 Premium Rate Please note 999 and 112 Emergency services are never barred You can choose and download from this list without the need for a license. 1. Hotel – Loby 2. Lovin Country 3. Pluckin 4. The Dream 5. Ticking The following music also has comfort messages 6. Suspended Disbelief 7. Latino 8. Piano’s View 9. Minuet 10. Symphony No40 Glossary of Telecom and IT terms
Glossary
Call Diversion Codes
Call Diversion Service – User Guide
Never miss another call
phone number to divert to#
Checking your diversions *#code#
Switching off #code#Other Services
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