Multiple Subscriber Numbering

Many telephone companies can assign several directory numbers to your ISDN line. This service, called Multiple Subscriber Numbering, allows you to use one directory number for your telephone and one for you fax machine (for example), as well have a separate number for data calls that should be sent directly to your computer. But when an incoming call is received by the DIVA T/A, a decision must be made as to where the call should go. Should it be sent to the telephone you have connected on phone port 1? Should it go to your fax machine on phone port 2? Should it be sent to the computer via the serial port?

To support multiple numbers, the DIVA Terminal Adapters Program allows to configure the the DIVA T/A’s data and phone ports to answer directory numbers you specify.

Your options include:

Assigning a primary and secondary number to each phone port (see page 121).

Configuring a port to answer any number not configured elsewhere (see page 123).

Specifying what numbers the data port should answer (see page 124).

Specifying an exclusive data port directory number (see page 125).

Routing voice calls to your PC (Voice to PC) (see page 126).

These options are explained on the following pages. Note that this is a general review of the number assignment options. For complete details on using the Configuration Tool to change these settings, see “Configuring a Profile using the Configuration Tool” on page 37 (Windows).

Note: The descriptions below apply mainly to Windows-based computers, as the DIVA Terminal Adapters Program for the Macintosh currently does not allow you to assign more than two numbers. If you wish to assign more than two numbers, you must use the AT!N1, AT!N2, and AT!N5 commands (see the DIVA T/A Reference Guide for more information).

Accessing the Configuration Tool

To launch the DIVA Terminal Adapters Program and access the Configuration Tool, you can:

double-click the T/A icon on the taskbar,

or, click ‘Start’, ‘Programs’, ‘Eicon DIVA T-A ISDN Modem’, ‘Eicon DIVA Terminal Adapters’.

The ‘Eicon DIVA Terminal Adapters Program’ window appears as shown below. Double-click the DIVA T/A icon to launch the Configuration Tool.

Double-click

this icon to

access the

Configuration

Tool

DIVA T/A ISDN Modem User’s Guide Page 120

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Eicon Networks DIVA T/A ISDN manual Multiple Subscriber Numbering, Accessing the Configuration Tool