Patent ID: 7650159

Claim:
A system, comprising: a first user equipment and a second user equipment configured to communicate over a shared floor; a controlling server configured to manage the shared floor; and at least one participating server configured to serve said first user equipment, wherein the at least one participating server is configured to detect a connection request from said first user equipment, and to insert into the connection request from the first user equipment a token, wherein the controlling server is configured to detect said token and to route user plane messages via the at least one participating server responsive to said token, wherein the controlling server is further configured to detect an anonymity request from the second user equipment, and wherein the controlling server in a mode of operation, responsive to detected the token, is configured to insert into user plane messages from the second user equipment a privacy indication, wherein in the mode of operation the at least one participating server is responsive to said privacy indication by removing information about the second user equipment from the user plane messages.