Opkald(An app for making video calls); Ring op(A Lync menu that opens a list of options for the selected person. In Office Communicator, a menu item that opens a list of numbers for the selected person. When the user selects a phone number, Lync or Office Communicator places the call)
opkald(A voice session that can be conducted between two or more telephones, two or more devices (such as computers or smartphones), or between two or more such devices and telephones); ringe op(To attempt to establish a voice conversation with another person or other people from a phone, computer, or mobile device)
