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OPERATION MODES
Connection to an ADSL line:
In apartments with ADSL lines, the interface should be connected via the splitter supplied by the ISP.
ADSL is not available after the interface.
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Connection to PABXs:
As shown in the following examples, the telephone interface can also be connected to a PABX's input
line, or to its extensions, as long as these are analogue lines:
Connection to a PABX's input line
The extensions that receive calls originating from line 1 are configured in the PABX to receive calls
from the PSTN line and calls from the audio door entry system.
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