1.8 Toll Restriction (TRS) Features
80 Feature Guide
[Flowchart]
Conditions
WARNING
The software contained in the TRS feature to allow user access to the network must be upgraded to
recognize newly established network area codes and exchange codes as they are placed into
service.
An extension user tries to
make a CO line call.
Was the number dialed using
System Speed Dialing?
What is the TRS level?
Is the dialed number found in an
applicable Denied Code Table?
Is the dialed number found in an
applicable Exception Code Table?
The call is denied.
The user hears a reorder tone.
Is TRS Override by
System Speed Dialing enabled?
The call is permitted.
Ye s
Level 7
Level 1
Levels 2, 3, 4, 5, 6
Ye s
Ye s
Ye s
No
No
No
No
Checks the TRS level of
the extension's COS for
System Speed Dialing.
Checks the TRS level of
the extension's COS in
the current time mode.