User Guide
Manuals
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AASTRA Manuals
Accessories communication
4420 IP Basic (SIP) for MX-ONE
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Other Useful Fe
atures
Dialog 4420 IP Basic
52
Press
z#
Dial your own extension number and press.
Dial tone.
z
Dial the exter
nal number
.
1
...
...
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51
52
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54
...
...
72
