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Primary Rate Interface (PRI) and T1 Feature

At a Glance

Users Affected

Telephone users, operators, data users

Reports Affected

DS1 Information, PRI Information, SMDR

Modes

Key, Hybrid/PBX

Telephones

All (display support on 4400-Series, MLX, TransTalk 9031/9040, Business Cordless 905, ETR, and MLS telephones)

Maximums

General

100D, 100R INA, and 100DCD modules

 

 

 3

PRI-specific

B-channels

Lines (total)

Digits for each number assigned to a PRI line

ISDN lines for each B-channel group

B-channels for each B-channel group

 

 69

 72

 12

 

 24


 23

Digits for each telephone number sent to network for outgoing calls

Digits for test trunk telephone number

PRI Dial Plan Routing Table (Hybrid/PBX)

Number of entries

Digits for each pattern

Digits to delete

Digits to add

 12



 12

 

 

 16 (0-15)

 8

 
14 (range 0-14, 0 = wildcard)

 4

Network Selection Table

Number of entries

Digits for each pattern

 

 4 (0-3)

 8 (* = wild card; at least one * required; all *s must be at end and contiguous.)

Special Services Selection Table

Number of entries

Digits for each pattern

Digits to delete

 


 8 (0-7)

 4

 
4 (range 0-4)

Call-by-Call Services Table

Number of entries

Number of patterns for each entry

Digits for each pattern

Digits to delete




 10 (0-9)

 10


 8


 8 (range 0-8)

T1-specific

T1 Dial Plan Routing Table

Number of entries

Expected Digits

Digits to delete

Digits to add

 



  24 (1-24)

 3 (range 1-3)

 4 (range 0-4)

 4 (range 0-4)

Line Compensation

1 (range 1-5)

1 = 0.6 dB loss

2 = 1.2 dB loss

3 = 1.8 dB loss

4 = 2.4 dB loss

5 = 3.0 dB loss

Type of CSU equipment Foreign Exchange

PRI

Telephone number assigned to PRI line

B-channels assigned to group

PRI lines assigned to B-channel groups

Type of network service for each B-channel group

 

 0 digits


 None


 None


 None

Copy telephone number to send from telephone number assigned

Telephone number to send to network for outgoing PRI calls

Test trunk telephone number for each 100D, 100R INA, or 100DCD module

 Do Not Copy




 0 digits


 

 None

Call-by-Call Services Table

Patterns

Call type

Service

Digits to delete

 


Blank

Both (Voice and Data)

Blank

0


Topics
  Description
 
  Called Party Nunber (CdPN)
Calling Party Number (CPN)
Lines / Trunks
PRI
T1
DS1 Facility Options
Type of Service
Framing Format
Line Coding
Channel Service Unit
  Line Compensation
Signaling Mode
Tandem PRI Trunks
Tandem PRI Trunk Programming
PRI Programnming Options
PRI Programnming Options - PRI Telephone Number
PRI Programnming Options - Network Services Supported
PRI Programnming Options - Copy Telephone Number to Send
PRI Programnming Options - Telephone Number to Send
PRI Programnming Options - Test Telephone Number
  PRI Programnming Options - Timers and Counters
PRI Programnming Options - Terminal Equipment Identifier (TEI)
PRI Call Processing
Incoming Calls
Outgoing Calls
Network Selection Table
Call-by-Call Services Table
Station Identification - Automatic Number Identification
T1 Programming Options
T1 Programming Options - T1 Tie Trunk Connections
T1 Programming Options - T1 Routing by Dial Plan
System-wide Programming Options - Clock Synchronization
System-wide Programming Options - Clock Switching
  At a Glance
  Considerations & Constraints
 
  Incoming Calls
Outgoing Calls
  System Programming
  Mode Differences
Feature Interactions