Your Poly Phone supports two types of Call Transfers, both Blind Transfers and Consultative (Warm) Transfers. Blind (or cold) transfers send the call directly to the line of your choice. Warm transfers allow you to see if the person is available on that line before you transfer the call.
By default your Poly phone will complete all transfers as Warm (Consultative) transfers.
Follow this video tutorial to learn how to do warm (consultative) or cold (blind) call transfers on your Poly VVX 250 Phone from Execulink Telecom.
To transfer an active call to another extension/external number using the default Warm Transfer:
To transfer an active call to another extension or external number using the Blind (Cold) Transfer: