Instruction manual

FEATURE DETERMINATION
TABLE B (continued).
Features Requiring Additional Hardware and/or Software
Hardware and/or Actual
Feature Software Hardware and/or
Required Software Needed
Direct Inward Dialing
(DID)
One port on a TN753 DID Trunk circuit pack
or TN722/TN767/ TN464 DS1 circuit pack
for each DID trunk.
Direct Outward Dialing
(DOD)
One port on a TN747 Central Office (CO)
Trunk circuit pack or TN722/TN767/TN464
DS1 circuit pack for each assigned trunk.
Do Not Disturb If voice prompting is used, a TN725 Voice
Synthesizer circuit pack. Each circuit pack
has four ports.
DS1 Tie Trunk Service For G1 or G3i, one TN722 or TN767 DS1
circuit pack per 24 Voice-Grade DS1 tie
trunks required or per 23 Alternate Voice
Data (AVD) DS1 tie trunks. For G3r or
International DEFINITY, one TN464 Univer -
sal DS1 circuit pack required per 24 Voice-
Grade DS1 tie trunks or per 23 AVD DS1 tie
trunks. A TN768 Tone Clock must also be
used.
EIA Interface One TN726 Data Line circuit pack per eight
EIA interfaces. One Asynchronous Data
Unit (ADU) per port on the circuit pack.
Emergency Access to
Attendant
Emergency Access to Attendant software.*
Facility Restriction Levels
(FRLs) and Traveling
Class Marks (TCMs)
FRLs—ARS and/or Private Networking
software*
TCMs—Private Networking software and
intertandem tie trunks.*
Forced Entry of Account
Codes
Forced Entry of Account Codes software.*
Generalized Route
Selection
AAR, ARS, and ISDN-PRI services
software.*
* Software is activated by enabling this feature on the System Parameters Customer Options form.
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