Features
Features Manual
54
Class of Service Options (DISA Service), Program 20-14
Default
Item
No.
Item
Input
Data
COS1 - 15
01
First Digit Absorption
For tie lines, enable or disable the ability to absorb (ignore) the first incoming
digit. Use this to make the tie trunk compatible with 3- and 4-digit tie line
service. This option does not apply to DISA.
0- Off
1- On
0
02
Trunk Group Routing/ARS Access
This option enables or disables a DISA or tie trunk caller’s ability to dial 9 for
Trunk Group Routing or Automatic Route Selection (ARS).
0- Off
1- On
0
03
Trunk Group Access
This option enables or disables a DISA or tie trunk caller’s ability to access
trunk groups for outside calls (Service Code 814).
0- Off
1- On
0
04
Common Abbreviated Dialling
This option enables or disables a DISA or tie trunk caller’s ability to use the
system’s Common Abbreviated Dialling.
0- Off
1- On
0
05
Operator Calling
This option enables or disables a DISA or tie trunk caller’s ability to dial 0 for
the telephone system operator.
0- Off
1- On
0
06
Internal Paging
This option enables or disables a DISA or tie trunk caller’s ability to use the
telephone system’s Internal Paging.
0- Off
1- On
0
07
External Paging
This option enables or disables a DISA or tie trunk caller’s ability to use the
telephone system’s External Paging.
0- Off
1- On
0
08
Direct Trunk Access
This option enables or disables a DISA or tie trunk caller’s ability to use
Direct Trunk Access (Service Code 815).
0- Off
1- On
0
09
Forced Trunk Disconnect
<Not for ISDN T-point>
This option enables or disables a tie trunk caller’s ability to use Forced Trunk
Disconnect (Service Code *26). This option is not available to DISA callers.
0- Off
1- On
0
10
Call Forward Setting by Remote Via DISA
0- Off
1- On
0
11
DISA/Tie Trunk Barge In
This option enables or disables a DISA or tie trunk caller’s ability to use the
Barge In feature.
0- Off
1- On
0
n
Related Features
Ø
Night Service