Panasonic Digital Business System 576 Technical Manual

Section 700 - Operation Appendix A. ARS and TRS Operation
576-13-700 DBS 576 (USA), Revised 6/11/98  311
Figure A-9.  Example System Configuration 

312 DBS 576 (USA), Revised 6/11/98 576-13-700
Appendix A. ARS and TRS Operation Section 700 - Operation
Figure A-10. Example Carrier C Simplified WATS Service Bands for Atlanta 
In this very simplified WATS example, the higher the Out-WATS band, the longer distance the call and therefore the higher cost the call. 
However, calls using Out-WATS are always less expensive than other long distance choices (except for the FX line calls to Birming-
ham)  Note that if alternative carriers were less expensive...

Section 700 - Operation Appendix A. ARS and TRS Operation
576-13-700 DBS 576 (USA), Revised 6/11/98  313
Figure A-11. Example Foreign Exchange Lines From Atlanta to Birmingham
In this case we have two Foreign Exchange (FX) lines to a Birmingham Central Office Exchange. Using these lines are like dialing 
directly from the Birmingham exchange.  We pay a flat fee for the FX line. There is no additional charge for calls to Birmingham. 
For this example, there are three office exchange numbers in Birmingham,...

314 DBS 576 (USA), Revised 6/11/98 576-13-700
Appendix A. ARS and TRS Operation Section 700 - Operation
Table A-7.   Example - User Needs Worksheet
a. After all user data has been entered, then assign class numbers. 
Tenant Name XYZ Department Stores     Tenant #   1   (1-72)
User Type
(office,  
executive, lobby)User Extension 
(or Trunk) Ports 
(BSSC) and 
NumbersDay Calling Needs
(Long Distance, 411, 
specific number, etc.)Night Calling Needs
(Long Distance, 411, 
specific number, etc.)Day TRS...

Section 700 - Operation Appendix A. ARS and TRS Operation
576-13-700 DBS 576 (USA), Revised 6/11/98  315
Table A-8.  Example -  MCO Tenant/Trunk Groups Worksheet
Tenant Name    XYZ Department Stores       Tenant Number    1   
Trunk Group 
Number (0-99)Description
(Two-Way CO GS, Tie 
Line, FX, etc.)Trunks in Trunk Group 
(Number/BSSC)Usage Notes
 
1 Local CO Access 1-24 Local, access to long distance carriers A (least 
cost Day carrier) and B (least cost night and 
weekend carrier) via equal access...

316 DBS 576 (USA), Revised 6/11/98 576-13-700
Appendix A. ARS and TRS Operation Section 700 - Operation
2.  From the User Needs and Tenant Trunk Groups Worksheets, TRS levels are determined. This list is created 
by reviewing the different calling needs and assigning the most restrictions to the lowest TRS level and 
working up to the least restriction level.
Table A-9.  Example - Origination TRS Level Plan
Originator 
TRS LevelTRS Level Properties
9
No Restriction
8
7
6
5
4 All long distance calls...

Section 700 - Operation Appendix A. ARS and TRS Operation
576-13-700 DBS 576 (USA), Revised 6/11/98  317
3.  From the User Needs and Tenant Trunk Groups Worksheets, ARS levels are determined. This list is 
created by reviewing the different calling needs and assigning the least cost access levels to the lowest 
ARS level and working up to the highest cost ARS level.
Table A-10.  Example - Origination ARS Level Plan
Originator 
ARS LevelARS Level Properties
9 Full ARS Access
8
7
6
5
4
3 In addition to ARS...

318 DBS 576 (USA), Revised 6/11/98 576-13-700
Appendix A. ARS and TRS Operation Section 700 - Operation
4.  Next the Origination TRS and ARS level and queuing point enable/disable operation is determined for 
each class.
Using Table 7, “Example - User Needs Worksheet,” on page 314, each unique origination class is listed. 
Using Table 9, “Example - Origination TRS Level Plan,” on page 316 the TRS Level is determined for 
each class. Using Table 8, “Example - MCO Tenant/Trunk Groups Worksheet,” on page...

Section 700 - Operation Appendix A. ARS and TRS Operation
576-13-700 DBS 576 (USA), Revised 6/11/98  319
5.  Calls are screened by first considering the initial digits dialed. In this case, the first Prefix Dialed entry is a 
1. This will look at any number that starts with 1. A * is available as a wild card. This represents any single 
digit 1-9. 
When prefix dial is being considered by the system, the system looks for the longest exact match first. The 
system considers a wildcard last. For instance,...

320 DBS 576 (USA), Revised 6/11/98 576-13-700
Appendix A. ARS and TRS Operation Section 700 - Operation
6.  In this case, Prefix ID 1 links calls that have a dialed prefix of 1. Several entries are made to determine the 
restriction TRS level and the Route Type. The call originator must have a Origination TRS Level 
exceeding 1 for the call to be allowed. If any other analyze digits are dialed this would be covered by the 
three * wildcards (***). In this case; the call originator must have a TRS level...