Patent ID: 7580421

Claim:
A method for controlling data connections in a data network having a plurality of data network nodes, comprising: assessing a quality of a first data connection in the light of an adaptation of at least one coding used for the first data connection, wherein, depending on the assessing of the quality of the first data connection, setting up a second data connection to be used as replacement for the first data connection, wherein the assessment of the quality of the first data connection is made in that, in the light of the codings used, at least one first data network node, participating in the first data connection, makes a statement as to whether the first data connection is becoming unstable, wherein in response to the statement that the first data connection is becoming unstable, the at least one first data network node initiates the search for a second data connection, wherein the search is initiated by sending a first message from the at least one first data network node to second data network nodes, and wherein the first message includes the number of transmissions, the address of a transmitter and the address of a receiver of data of the first data connection.