Other Useful Facilities

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Direct Inward System Access (DISA) (optional)

If you are assigned to use this function and you are working externally, you can call your office and get access to an external line in order to make business calls. The business call will be charged your office extension number or an account number. You will just be charged for the call to the office.

The external telephone must be of push button type provided with hash (#) and star (*) keys or a mobile telephone adapted for dial tone pulses (DTMF).

After a completed DISA call you must hang up before a new DISA call can be made.

Depending on the type of authorization code and if an account code is used, different procedures must be used:

With common authorization code

Call the DISA function at your office

Dial tone.

Press

Enter the authorization code and press

Dial tone.

Dial the external number

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With individual authorization code

Call the DISA function at your office Dial tone.

Press

Enter the authorization code and press

Dial your own extension number and press

Dial tone.

Dial the external number

Dialog 3213

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Ericsson 3213 manual Direct Inward System Access Disa optional, With common authorization code, Dial the external number