Sony Ericsson T18 User Guide - Page 82
Glossary - mobile
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Glossary Advice of Charge (or AoC) enables you to monitor the cost of calls made from your mobile phone. Details of the last call and total calls made are shown in the phone display. Alternate Line Service (or ALS) enables you to have two lines and two different phone numbers on one subscription for your mobile phone. This makes it possible to have separate numbers for business and personal calls. To use this service, it must be supported by your network. Area Information (or AI) is a service that allows you to receive messages about pre-set topics i.e. weather forecasts, road reports, etc. To use this service, it must be supported by your network. Call Barring enables you to restrict or bar certain or all types of calls to and from your mobile phone, i.e. outgoing calls, outgoing international calls, incoming calls. Barring is activated with a personal code. To use this service, it must be supported by your network. Calling Line Identification (or CLI) shows the number of the person calling you in your mobile phone display. You can then make an informed choice as to whether or not to take the call. Bear in mind that not all numbers can be displayed. To use this service, it must be supported by your network. Divert enables you to forward calls to another number, for example your voice mail or home phone. DTMF or Touch Tone. Dual Tone Multi Frequency signal - codes sent as tone signals. Used for telephone banking, for accessing an answering machine, etc. Dual Band GSM 900/1800. The Ericsson T18 is a dual band phone, which means that you can use your phone on two different kinds of networks - the GSM 900 and the GSM 1800 (also called PCN or DCS 1800) systems. A dual band phone that combines the two standards can use both frequencies. This increases capacity in densely populated urban areas, and consequently improves the coverage offered by your network operator. It also offers you enhanced international roaming, thanks to the additional networks now availa- 82 Glossary