Nitsuko Digital System Feature And Terminal Programming Manual

     
ARS Supplement
     
iiAutomatic Route Selection 

Description
Section 1, Description
Table of Contents
ARS Introduction ........................................................................................3
Definition of Terms .....................................................................................5
Abbreviations ..............................................................................................7
ARS Overview ............................................................................................8
The 6-Digit Table...

Description
     
2Automatic Route Selection 

ARS INTRODUCTION
Automatic Route Selection (ARS) is a comprehensive and flexible on-line call
routing scheme that you can customize from the programming terminal. ARS
accommodates over 8000 call routing choices -- without a custom-ordered
rate structure data base. Automatic Route Selection allows modifications to
the routing choices to be made quickly and easily as the cost structure of the
connected services change. 
ARS provides:
Call Routing 
3-digit (Area Code) and 6-digit (Area Code and Exchange)...

- For Your Notes -
Description
ARS INTRODUCTION
4Automatic Route Selection 

DEFINITION OF TERMS
Call Route Option
The Call Route Option is a subset of the Selection Number and defines the
routing of a call. The Call Route Option considers the maximum Class of
Service permitted to access the route, assigns the route, and specifies the
Dial Treatment that applies to the route selected. Each of the 64 Selection
Numbers can have a total of 16 Call Route Options for each of the eight
Rate Periods, for a system capacity of 8,192.
Carrier
The Carrier is the company which provides a...

Local Address
The Local Address is that portion of a telephone number that follows the
NNX (local exchange). In the dialing format NPA + NNX + nnnn, the
nnnn entries represent the Local Address.
Non-Protected Code
A Non-Protected Code is an exchange code in the home area code, which
is also an exchange code in an adjacent area code, that can be dialed toll-
free from some point in the home area.
Protected Code
A Protected Code is an exchange code, not used in the home area code,
that is in an adjacent...

ABBREVIATIONS
NNX1
NNX is an abbreviation for a local exchange. Valid local exchanges are
220-299 through 920-999. In a Conflict Area, valid NNXs may be any
code 200 through 999.
NPA1
NPA is an abbreviation for Area Code. Valid Area Codes are 200-219
through 900-919.
Description
ABBREVIATIONS
Automatic Route Selection7
1As of January, 1995, the North American Numbering Plan may affect local exchanges and area codes in your region.  For
further information regarding the North American Numbering Plan,...

ARS OVERVIEW
Figure 1-1, ARS Overview
 
EQ ACC SEL#
COS/SER#/DT#
DEFAULT SEL#
COS/SER#/DT#MATCH SEL#
COS/SER#/DT#
MATCH NXX
LIST
6-DIGIT
TABLE NPA +
NXX
10XXX + CALL 
011 + CALL 
0 + CALL 
Dialed Number
1 + CODE SEL#
COS/SER#/DT#CODE SEL#
COS/SER#/DT#
UNDEFINED
CALLS ARE
ROUTED TO 
SER #1 (DDD)1 + DIALED
3-DIGIT
TABLE NPA
or NXX
INTL SEL#
COS/SER#/DT#
OP ASST SEL#
COS/SER#/DT#
CENTRAL OFFICE
01850C44
YESNO YESNO NO NO
NOYES YES YES
NO
YES
NO YES
Description
ARS OVERVIEW
8Automatic Route Selection 

The 6-Digit Table
Automatic Route Selection (Figure 1-1) examines the digits a user dials
and determines which of the 64 available Selection Numbers should be
used for the call. If the user dials an NPA, ARS looks first at the 6-digit ta-
ble for routing instructions. The six digit table is a series of NNX lists as-
signed to each NPA. If the NPA a user dials is programmed into the 6-digit
table, and the NNX dialed is in one of the NNX lists for the NPA, ARS
routes the call according to the 6-digit table...