Auerswald COMmander Business Operator's Manual page 17

Make Calls with normal Telephones and change Settings
Call Somebody
An unlimited flatrate will be disconnected every 24 hours by the Inter-
net Service Provider. This will also cause a disconnect of the calls
made at that point of time.
Note: With the system telephones COMfortel 1100/1500/2500/2500
AB/VoIP 2500 AB the VoIP access selection can be made comforta-
bly via function key (see manual of the telephone).
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