WHAT'S THIS FOR - This page is our section aimed at de-mystifying the telecom industry.

There are 11 entries in this glossary.
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I

Term Definition
ISDN

(Integrated Services Digital Network) ISDN is a dial-up public network service for voice-and-data. Charging is based on rental and tariffs. Without delving deeply into 'techie stuff', ISDN is what makes call forwarding, cli, dect, ddi & cti all possible - so don't delay GET ISDN TODAY!!

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