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4601 and 5601 User Guide Page 9
IP Office 3.2 [15-601078] Issue [3] (1 June 2006)
Do Not Disturb
You may choose to receive no calls at all or only those from particular callers on your exceptions list:
To switch Do Not Disturb on (with or without exceptions), dial *08. To switch it off, dial *09.
To add a number to the exception list, dial *10*N#.
To delete a number from the exception list, dial *11*N#.
Note
Your callers, other than your exceptions, either hear busy tone or are re-directed to your voicemail.
Making Calls
To make internal calls:
Lift the handset and dial the number of the extension you require.
To make external calls:
Dial the number (prefixed by the access code if required).
If you hear a busy tone while dialling, then the call may be barred. Your system administrator can
bar certain calls, such as those to premium rate numbers and international calls