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Yealink T4U Series IP Phones User Guide
2
Placing Calls to Google Contacts 27
Placing an Emergency Call from a Locked Phone 27
Answering Calls 28
Answering a Call 28
Answering a Call When in a Call 28
Answering a Call Automatically 29
Switching Among the Handset, Speakerphone and Headset Modes 30
Disabling Call Waiting 30
Silencing or Rejecting Incoming Calls 30
Silencing a Call 30
Rejecting a Call Manually 30
Rejecting Anonymous Calls 31
Rejecting Calls with Do Not Disturb (DND) 31
Rejecting Calls with DND on All Lines 31
Rejecting Calls with DND on a Specific Line 32
Deactivating DND 32
Ending Calls 32
Redialing a Call Automatically 33
Muting/Unmuting Audio 33
Keep Mute 34
Holding and Resuming Calls 34
Holding a Call 34
Resuming a Held Call 35
Redirecting Incoming Calls 35
Forwarding All Incoming Calls to a Contact 35
Forwarding All Incoming Calls on All Lines 35
Forwarding All Incoming Calls on a Specific Line 36
Deactivating Call Forward 37
Forwarding an Incoming Call Manually 37
Forwarding Incoming Calls with a Forward Key 37
Diverting Calls to a Contact 37
Transferring Calls 38
Performing a Blind Transfer 38
Performing a Semi-Attended/Attended Transfer 38
Performing Transfer with a Transfer Key 39
Setting a Transfer Key 39
Performing a Blind Transfer Using a Transfer Key 39
Performing a Semi-attended/Attended Using a Transfer Key 39
Performing a Call Transfer by Selecting a Transfer Mode 40
Conference Calls 40
Local Conference 41
Setting Up a Local Conference Call 41
Merging Two Calls into a Conference 41
Inviting a Transfer Target and a Transferee into a Conference 42
3


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