Yealink SIP-T48S User Manual page 237

The Cancel, Call Pull, New Call and Retrieve soft keys appear on the touch screen.
Tap the Retrieve soft key to retrieve the call.
The conversation is established between phone B and phone C, phone A disconnects the call.
And the line key icon on phone A and phone B will become
To retrieve a call placed on private hold:
The private held call can be only retrieved by the hold party (party A).
Do the following:
Tap , press
1.
The conversation between phone A and phone C is retrieved.
Barging In an Active Call
To interrupt the active call on the shared line:
If phone A has only one active call, do the following:
Long tap the desired line key on phone B.
1.
or tap the Resume soft key on phone A.
Advanced Phone Features
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