Yealink T41P Skype User Manual page 107

Select the desired forwarding type from the pull down-list of Simultaneously ring.
3.
Depending on your selection:
1) If you select New Number:
Enter the phone number in the pop-up window, and then click OK to accept the change.
After configuration, the preset number will ring simultaneously when you receive an
incoming call.
2) If you select My Delegates:
Basic Call Feature
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