Aastra Dialog 5446 IP Premium, Руководство пользователя

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Outgoing Calls
5 Outgoing Calls
5.1 Making Calls
5.1.1 Calling an Extension
To make a call to another extension, do the following:
1 Lift the handset and wait for a dial tone.
2 Dial the desired extension number and wait for an answer.
5.1.2 Calling An External Number
To make an external call, do the following:
1 Lift the handset and wait for a dial tone.
2 Dial the external access code and the desired external number and wait for
an answer.
5.2 When You Receive a Busy Tone or No Answer
When the number you have called is busy or does not answer, you have
several options available: try again later, or order automatic callback, call
waiting, or intrusion.
5.2.1 Callback
When the number you have called is busy or does not answer, you can request
automatic callback. You can only have one callback on a busy external line
activated at the same time.
While you are waiting for a call back answer, you can make and receive calls
as usual.
You can request automatic callback in the following cases:
If the extension you have called (in your exchange or in your private
network) is busy or does not answer. You can have several callbacks
activated at the same time.
If all external lines are busy. You can have only one callback on busy
external line activated at the same time.
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8/1553-DBC 446 01 Uen B3 2008-09-10