| 摘要 |
<p>A telephone connection is complemented with additional information by, after initiating the telephone connection between a transmitting telecommunication device and a receiving telecommunication device, composing, at said transmitting telecommunication device, a signalling message (200) of predetermined form to be transmitted in association with the telephone connection. Said signalling message contains additional information (207). Within said signalling message there is indicated (204, 205, 206) the intended receiving part within said receiving telecommunication device of at least part of said signalling message. The signalling message is transmitted from said transmitting telecommunication device to said receiving telecommunication device.</p> |
