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AASTRA 4420 IP Basic (SIP) for MX-ONE User Guide User Manual

Page 22

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Outgoing Calls

Dialog 4420 IP Basic

22

Press.

Cancel all Callbacks

#37#

Dial.

Press.

Activate Call Waiting

If you urgently wish to contact a busy extension or external line, you

can notify by a Call Waiting signal.

5

Press.

or

Ô

CallWaiting

press.

Note: France and Finland, press

6

; Sweden, press

4

Keep handset off hook. When the called extension or the external

line becomes free, it will be called automatically.

Note: The Call Waiting feature might be blocked for use on

your extension (programmed by your system

administrator). If Call Waiting is not allowed, you will

continue to receive a busy tone.