Modern telephone exchanges together with phone network are designed for transfer of many information. All forms of information in a modern office (voice, image, text, computer data and video conference) are transferred by installation which was used before only for voice transfer.
The importance of communication brought to huge development of telecommunication sector in the world. Domestic phone panels (for small, medium and large companies) followed the requests of the users and modern phone panels nowadays have lots of different functions.
Telephone functions have several categories:
Standard telephone functions:
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call on hold, consultation, 'parking' of connection |
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connection transfer |
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retracing call |
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conference call |
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diverting connection that can be done from the operating position |
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shorten systematic and individual dialing |
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defining service rate (outgoing traffic limiting)
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night work |
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automatic occupation and reservation of the phone line |
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phone lock |
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languages options for every separate user of the digital telephone |
Special functions:
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• call take-over is allowed only to the users of same call pick up group |
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• interrupting busy line or sending on-hold signal to busy line |
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• limiting the starting calls |
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• option for using the same address book and internal electronic address books (on system telephones)
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• option for using different messages on digital phones such as: I'll be back at 10.30h
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• indication of expenses and current call duration on digital devices |
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• usage of USB on optiPoint telephones as ISDN modem |
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• PC-telephone integration (by V.24 and USB on Siemens and AEI adapter on Tenovis telephone devices)
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ISDN functions:
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two user's (B) channels by one So connection, So bus or one digital adapter for voice and no-voice services (this does not stand for Panasonic digital systematic adapters that do not support two-channel performing)
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establishing the connection right after the last digit has been dialed |
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number display of the calling subscriber |
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direct internal number call from public network without intercession |
Answering call functions:
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all incoming calls answered by the secretary |
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direct calling by functional buttons on the telephone |
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call redirection to the superior officer |
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secretary answering the call directed straight to her superior |
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bell push signal from the front door and door unlock |
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passing other telephone that looks like 'in bridge' connection with the main telephone to the superior officer
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call 'parking' |
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in one group there can be many superior officers and secretaries |
Specific business needs are:
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• call center |
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• voice mail |
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• voice call system |
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• digital networking with systems on distant locations
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• wireless business system (DECT) |
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• hotel applications |
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• medical applications |
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• industrial applications |
