AASTRA DT292 for BusinessPhone User Guide EN - Manual (Page 66)

Other Useful Facilities
BusinessPhone – Cordless phone DT292 66
Direct Inward System Access (DISA)
If you are working externally and you have the need to make
business calls, call your company and use the company PBX to
make an external call to the desired party. You just pay the costs for
the phone call to your company. The other costs will automatically
be placed on your extension number or on a special project.
Note: To activate this function, you have to change the
default password from 0000 to a personal one. Which code
to use and how to change it, see section “ Change
Password ” on page 53 .
You can also divert calls from your office extension to your external
position, see section “ Call Forwarding ” on page 35. During the
procedure you will be prompted for your password. z
Enter the public number of your company
z
followed by the DISA number
Ask the system administrator for the defined DISA number.
Note: If want to register the call on an account number, you
should use the Account Number procedure before you
enter the external number, see section “ Account Number ”
on page 65 . z
Enter the external number
or
Use the External Diversion function
Procedure, see section “ Call Forwarding ” on page 35.
Note: If you program a new diversion address, remember
to reset it when you return to your office.