Yealink SIP-T48G User Manual page 193

Enter the group call pickup code in the Group Call Pickup Code field.
3.
Click Confirm to accept the change.
4.
To configure the group call pickup code on a per-line basis via web user interface:
Click on Account->Advanced.
1.
Select the desired account from the pull-down list of Account.
2.
Enter the group call pickup code in the Group Call Pickup Code field.
3.
Click Confirm to accept the change.
4.
To pick up a call in the group:
Pick up the handset, tap the line key or press Speakerphone key.
1.
Basic Call Features
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