Digital info-system.
Telemarketing.
Faxmailing.
Bulk email.
Database.
Establishing green lines.
Fax marketing.
Investment control.
Business Card Disc.
The core is made up of the DEFINITY digital communication system from Lucent Technologies, which, in addition to the standard ISDN connection functions of branch telephone exchanges, supports a number of additional functions, among which Automatic Call Distribution (ACD) dominates.