Overview of automatic routing

Last Updated : Oct 30, 2012 |

The following figure shows an overview of automatic routing:

Figure : 1. Automatic Routing Overview

Number

Description

1

Receive input from a telephone, a public network trunk, or a private network trunk.

2

Analyze the digits to determine the address type from the Dial Plan Analysis Table.

3

Direct the call to Automatic Alternate Routing (AAR) or Automatic Route Selection (ARS).

4

Direct the call to the Uniform Dial Plan (UDP).

5

Use the UDP to determine the route.

6

Delete and insert digits based on the ARS Digit Analysis Table.

7

Terminate the call at the telephone.

8

Analyze the digits based on information from the ARS Digit Analysis Table. Determine the route pattern.

9

Select an outgoing trunk group and delete and insert digits.

10

Send the call to a public network trunk or a private network trunk.