Lucent Technologies DEFINITY Enterprise Communications Server Release 8.2 Overview Manual

DEFINITY Enterprise Communications Server Release 8.2
Overview  555-233-002  Issue 1
April 2000
System Management Features 
81 Trunk Management 
necessary to put several ISDN-PRI narrowband channels into one wideband channel to 
accommodate the needs of these applications. This feature supports both European and 
North American standards.
Multiple Subscriber Number (MSN) - Limited
The ISDN standard MSN feature lets customers assign multiple extension to a single BRI 
endpoint. The MSN feature works with...

System Management Features 
82 Trunk Management 
DEFINITY Enterprise Communications Server Release 8.2
Overview  555-233-002  Issue 1
April 2000
Tandem
In an Electronic Tandem Network, DEFINITY ECS provides a variety of features on a 
network-wide basis. Here are a few examples:
nUniform Dial Plan (UDP) — A unique four- or five-digit number assigned to each 
station on the network. Uniform numbering gives each station a unique number 
(location code plus extension) that can be used at any location in the...

DEFINITY Enterprise Communications Server Release 8.2
Overview  555-233-002  Issue 1
April 2000
System Management Features 
83 Trunk Management 
Digital Multiplexed Interface
Supports two signaling techniques: bit-oriented signaling and message-oriented signaling 
for direct connection to host computers.
Digital Multiplexed Interface offers two major advantages. It delivers a standard, 
single-port interface for linking host computers internally and externally via T1 carrier. 
And, since it is compatible...

System Management Features 
84 Trunk Management 
DEFINITY Enterprise Communications Server Release 8.2
Overview  555-233-002  Issue 1
April 2000
T1 Interfaces
When planning your networking requirements, one of the options you should consider is 
multiplexing over Digital Services 1 (DS1) facilities.
Used to connect switches to the public network or to other switches in a private network, 
DS1 also delivers high-speed, end-to-end digital connectivity. Voice and data calls are 
completed at transmission...

DEFINITY Enterprise Communications Server Release 8.2
Overview  555-233-002  Issue 1
April 2000
System Management Features 
85 Automatic Routing Features 
Automatic Transmission Measurement System
Measures voice and data trunk facilities for satisfactory transmission performance. The 
measurement report contains data on trunk signal loss, noise, signaling return loss, and 
echo return loss. Acceptable performance, the scheduling of tests, and report contents 
are administrable.
Automatic Routing...

System Management Features 
86 Automatic Routing Features 
DEFINITY Enterprise Communications Server Release 8.2
Overview  555-233-002  Issue 1
April 2000
assign long-distance carrier-codes and DEFINITY ECS translates them. The system 
inserts codes as needed to guarantee automatic-carrier selection. ARS can route calls to 
a variety of types-of-numbers and access a variety of types of trunk groups.
AAR/ARS Overlap Sending
DEFINITY ECS supports overlap sending for AAR and ARS calls that are routed over...

DEFINITY Enterprise Communications Server Release 8.2
Overview  555-233-002  Issue 1
April 2000
System Management Features 
87 Automatic Routing Features 
Facility Restriction Levels
and Traveling Class Marks
Allows certain calls to specific users, while denying the same calls to other users. For 
example, certain users may be allowed to use Central Office trunks to other corporate 
locations while other users may be restricted to less expensive private-network lines. You 
can administer up to eight...

System Management Features 
88 Alarm Assignments 
DEFINITY Enterprise Communications Server Release 8.2
Overview  555-233-002  Issue 1
April 2000
Subnet Trunking
Modifies the number you dial so an AAR or ARS call can route over different trunk groups 
that may terminate in switches with different dial plans. Subnet Trunking inserts digits, 
deletes digits, pauses, and/or waits for dial tone in digit outpulsing, as required, so calls 
route:
nTo or through a remote switch
nOver Tie trunks to a private...

DEFINITY Enterprise Communications Server Release 8.2
Overview  555-233-002  Issue 1
April 2000
System Management Features 
89 Alarm Assignments 
Customer-Provided Equipment Alarm
Provides you with an indication that a system alarm has occurred and that the DEFINITY 
ECS has attempted to contact a service organization. A device that you provide, such a 
lamp or a bell, is used to indicate the alarm situation. You can administer the level of 
alarm about which you want to be notified.
233002_1.book  Page...

System Management Features 
90 Alarm Assignments 
DEFINITY Enterprise Communications Server Release 8.2
Overview  555-233-002  Issue 1
April 2000
233002_1.book  Page 90  Monday, February 21, 2000  8:28 AM