Avaya Communication Manager Administrator's Manual page 1199

Service Type
Indicates the service for which this trunk group is dedicated. The following table provides a
listing of predefined entries. In addition to the Services/Features listed in this table, any
user-defined Facility Type of 0 (feature) or 1 (service) on the
allowed.
As many as 10 (for Avaya DEFINITY Server CSI) ISDN trunk groups can have this field
administered as cbc.
Valid entries
access
accunet
cbc
dmi-mos
i800
inwats
lds
megacom
mega800
multiquest
operator
outwats-bnd
public-ntwrk
Usage
A tie trunk giving access to an Electronic Tandem Network.
ACCUNET Switched Digital Service — part of ACI (AT&T
Communications ISDN) phase 2.
Call-by-Call service — provides different dial plans for different services
on an ISDN trunk group. Indicates this trunk group is used by the
Call-By-Call Service Selection feature.
Digital multiplexed interface — message oriented signaling.
International 800 Service — allows a subscriber to receive international
calls without a charge to the call originating party.
INWATS — provides OUTWATS-like pricing and service for incoming
calls.
Long-Distance Service — part of ACI (AT&T Communications ISDN)
phase 2.
MEGACOM Service — an AT&T communications service that provides
unbanded long-distance services using special access (switch to 4ESS
switch) from an AT&T communications node.
MEGACOM 800 Service — an AT&T communications service that
provides unbanded 800 service using special access (4ESS switch to
switch) from an AT&T communications node.
AT&T MULTIQUEST Telecommunications Service — dial 700 service. A
terminating-user's service that supports interactive voice service between
callers at switched-access locations and service provides directly
connected to the AT&T Switched Network (ASN).
Network Operator — provides access to the network operator.
OUTWATS Band — WATS is a voice-grade service providing both voice
and low speed data transmission capabilities from the user location to
defined service areas referred to as bands; the widest band is 5.
Public network calls — It is the equivalent of CO (outgoing), DID, or DIOD
trunk groups. If Service Type is public-ntwrk, Dial Access can be set to y.
ISDN Trunk Group
Network Facilities screen is
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