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DEFINITY ECS Release 8.2 ATM Installation,
Upgrades, and Administration
555-233-124
Issue 1
April 2000
ATM Switch Feature Interactions
B-8Features Supported
B
Facility Restriction Levels
(FRLs)
Control access to ATM trunks like any other trunk. See also
Traveling Class Marks (TCM).
Facility Associated Signaling
(NFAS)
Is supported by DEFINITY ATM.
Nonfacility Associated
Signaling (NFAS)
Is not supported (see NFAS in the list of unsupported features).
Generalized Route Selection
(GRS)
Includes Bearer Capability Class (BCC), Information Transfer
Capability (ITC), and others. These parameters are checked on
the routing pattern, and are used to select an appropriate trunk
group. These parameters may help choose the appropriate
QoS.
Inbound Call Management
(ICM)
See CallVisor ASAI.
Inter-PBX Attendant Calls Does not require a special kind of trunk, unlike Centralized
Attendant Service (CAS).
Look Ahead Interflow Places look ahead interflow information element in the SETUP
message, requiring a private network connection.
Malicious Call Trace (MCT) Shows calling party identification and port number. MCT cannot
be activated on a specific ATM trunk port, as can be done on
ISDN ports.
Multiple Listed Directory
Numbers
Work with CO, DID, FX, ISDN-PRI, and ATM trunks.
Network Access—Private Works same as any other tie trunk
Network Access—Public Works same as an ISDN-PRI trunk to the public network
Night Service Is supported for all night service modes, including the ability to
administer an individual night service button to an ATM group.
It is not possible to have a night service extension assigned to
an individual trunk group member (for other than CES).
QSIG Global Networking Is supported
Remote Access (with Security
Measures)
Uses remote access features for incoming calls on ATM trunks,
including barrier codes and authorization codes.
Remote Call Coverage Is supported to an endpoint over ATM, with the limitation that
the ATM trunk cannot be selected by a TAC.
Restriction—Fully Restricted
Service
Restricts stations to certain ATM trunks
Restriction—Toll Uses the ARS toll table for ATM trunking
Table B-4. Release 7 and later ATM-CES trunking features supported — Continued
Feature Description
Continued on next page