Yealink T48G-SKYPE FOR BUSINESS EDITION User Manual page 155

Enter the phone number in the pop-up window, and then click OK to accept the change.
The number will ring simultaneously when you receive an incoming call.
b) If you select My Delegates:
Add the delegates you want to ring simultaneously when you receive an incoming call. The
phone of the delegates will ring after the time specified by you.
c) If you select My Team-Call Group:
Basic Call Features
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