Altigen AltiWare OE/ACC Version 5.0, Administration Manual

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Defining System Call Restrictions
5-16 AltiWare OE System Installation & Administration Manual
Figure 8. Call Restriction window, System Configuration
Blocking Calls to Area Codes from All Extensions
To add or edit system prohibited area codes:
1. Double-click an index entry in System Prohibited Prefixes list, or
select the index entry and click Edit. This opens a dialog box that
allows you to enter a prefix number.
2. Enter a 1 and the dialing prefix to block (e.g. 900, 976). You can enter
up to 20 digits maximum for each prefix. For example, to block calls
from all extensions to 976 numbers, type 1976.
3. Click Apply.
Setting Toll Free Area Codes
To add or remove exceptions for local call definitions (calls that begin with
1 but are free: 800, 888), use the Add or Delete button and click Apply.