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DEFINITY ECS Release 8.2
Administrator’s Guide
555-233-506
Issue 1
April 2000
Features and technical reference
1456PC Interface
20
cards each provide 2 standard 8-pin modular-jack connections for both line
connections (to the switch) and phone connections. A standard 4-pin modular jack
is also available for use with a handset or headset.
Figure 58. ISDN—BRI PC interface configuration (Group 2)
PC Interface users have multiple appearances (depending on the software
application used) for their assigned extension. Designate one or more of these
appearances for use with data calls. With the ISDN-BRI version, you can use up to
4 separate PC/ISDN Interface cards on the same PC. Assign each card a separate
extension, and assign each extension one or more appearances. The availability of
Figure Notes
1. ISDN phone
2. PC with application
3. Handset or Headset
4. BRI Interface card
5. 2B + D
6. ISDN-BRI Line, 4-wire S/T-NT,
interface circuit pack
7. DEFINITY ECS
8. PRI trunks
9. BRI stations
10. Interworking
11. DMI
12. Switch features