AASTRA 4147 Medium for MX-ONE (TSW) User Guide EN - Manual (Page 60)

Messages
Dialog 4106 Basic/Dialog 4147 Medium 60
To access someone else´s mailbox u
Lift the handset.
z
Dial the number to the Voice Mail system.
If you are asked to enter your security code (if the phone you are
using has a mailbox of its own): #
Press. z
Dial the mailbox number.
(normally the office extension number of the other person) z
Enter the security code of the other person (if required).
Follow the recorded instructions.