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Nortel Modular Ics 6.1 Installer Guide

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P0603534  02Modular ICS 6.1 Installer Guide
Lines
This chapter describes the settings that allow you to determine 
how the lines coming in and going out of the system will be 
assigned.
Lines, whether physical or virtual, are the connecting threads 
that allow users access into and out of the Norstar system to the 
public network or to other private networks.
Lines can be pooled so a number of telephones have access to 
more available lines, or they can be assigned specifically to 
one...

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Modular ICS 6.1 Installer GuideP0603534  02
Trunk/Line data settings that appear for a given trunk type
Setting 
Loop start 
Analog
Loop start 
Digital
E&M Analog
DID Analog
DID Digital
Target li n e s
PRI lines
BRI -ST 
BRI-U2
BRI-U4
Groundstart
(T1)
E&M Digital
Fixed
Trunk type√ √√ √√√√ √ √√√
Line type√ √ √√√√√ √ √√—
Dial mode√ √ √√√—— — √√—
Rec’d #— — ——— √— — ———
If busy— — ———√— — ———
PrimeSet√ √ √√√√√ √ √√—
Auto 
privacy√ √ √√√—— √ √√—
Trunk 
mode√ √ ————— — ———
Ans mode√√√√——— √ √√—...

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P0603534  02Modular ICS 6.1 Installer Guide
Copying Trunk and Line data
At the Trk/Line data display COPY
 appears. This allows you 
to copy programming from one line to other lines.
Trunk type
The Trunk type heading shows Loop, DID, PRI, BRI-ST, BRI-
U4, BRI-U2, E&M, Ground or Fixed.
You can only change this setting for lines connected to a DTI. 
For all other lines, such as analog lines and BRI lines, the trunk 
type is determined by the Trunk Cartridge type. The system 
simply displays the...

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Modular ICS 6.1 Installer GuideP0603534  02
Line type
This setting specifies how the line is to be used in relation to 
other lines in the system. 
Press CHANGE
 to select the setting: Public, Private to:, or 
Pool (A to O or PRI-A to  PRI-D).
•A Public line can be accessed by more than one telephone.
•A Private line can be assigned only to one telephone and 
the prime telephone for that line. Use CHANGE
 and the 
dialpad to enter the internal number of the telephone.
•Pool assigns the line...

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P0603534  02Modular ICS 6.1 Installer Guide
There are two more programming settings that must be 
assigned before a line pool can be used:
• You must assign line pool access to telephones in 
Line access programming.
• You must assign system-wide line pool access codes in 
System prgrming for line pools A to 0, and/or routes and 
destination codes. PRI line pools can only be accessed by 
being assigned to routes and destination codes.
Line connected to a DTI
The Line setting shows the trunk...

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Modular ICS 6.1 Installer GuideP0603534  02
• DID is used for direct inward dialing trunks
• ground is used for groundstart (T1) trunks
• PRI is used for ISDN-PRI, which includes the SL-1 
MCDN protocol for networking.
Dial mode
Dial mode allows you to specify whether dual tone 
multifrequency (DTMF) or pulse signaling is used on the 
trunk. 
Press CHANGE
 to select the setting: Tone or Pulse.
Tips - Changing the settings for a trunk type on a system 
that is in use, may cause calls to be...

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P0603534  02Modular ICS 6.1 Installer Guide
Rec’d #
The Received number setting applies only to target lines. 
Target lines are: 157 to 284 for systems running MICS version 
6.0 and greater, and 157 to 348 for systems running MICS-XC 
version 6.0 and greater. It allows you to specify the digits 
which make a specific target line ring. The default value is 
None.
Use CHANGE
, and the dialpad to program the digit string for 
each target line.
If busy
When a call is received on a target line...

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Modular ICS 6.1 Installer GuideP0603534  02
Prime set
This feature allows you to assign a telephone to provide 
backup answering for calls on the line. Unanswered calls are 
redirected to the prime telephone. 
Use CHANGE
 and the dialpad to enter the internal number of the 
prime telephone.
The default prime set for each line on a system with three-digit 
DNs is 221
.
Auto privacy
This feature controls whether one Norstar user can select a line 
in use at another telephone to join an existing...

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P0603534  02Modular ICS 6.1 Installer Guide
Trunk mode
Trunk mode allows you to specify either disconnect 
supervision or unsupervised. Disconnect supervision, also 
referred to as loop supervision, releases an external line when 
an open switch interval (OSI) is detected during a call on that 
line. This prevents the line from remaining unavailable for 
other Norstar users.
Press CHANGE
 to select the setting: Unspr or Super.
•Unspr (the default) turns disconnect supervision off for the...

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Ans with DISA
When activated, the Answer with DISA setting specifies that a 
trunk is answered with stutter dial tone. This feature is only 
active if Ans Mode is set to Auto.
Press CHANGE
 to select the setting: Y (Yes) or N (No). 
To program DISA on PRI trunk, see Programming Direct 
Inward System Access (DISA) on PRI trunks on page 72.
Tips - Remember that disconnect supervision is required if 
loop start trunks need to operate in auto-answer...
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