摘要 |
<p>A method of establishing a communications session for communication of data with respect to at least two user devices in a data communications network. Call party details of a telephone call are received. The telephone call involves at least a first telephony user device and a second telephony user device. The call party details include a first identity associated with the first telephony user device and a second identity associated with the second telephony user device. At least one of the first and second identities comprises a telephone dialing number. A separate communications session is established on the basis of the first and second identities received in the call party details. The communications session is separate from the telephone call, for the communication of data to and/or from the at least two user devices.</p> |