A connecting node for a communications network is described, especially for connection of a network element of the communications network to the communications network, wherein the connecting node has a first interface for connection of the network element to the connecting node and a second interface for connection of the connecting node to the communications network, wherein the connecting node is constructed to enable an exchange of data between the communications network and the network element via the first and second interface, and wherein the connecting node is constructed to read and/or to alter and/or to block data exchanged between the communications network and the network element.