Clamps being electrical connections; Clips for making electrical connections; Electrical connection adapters; Electrical connection boxes; Electrical connection insulation apparatus; Electrical connections; Electrical terminals adapted to be connected to electrical connection leads; Apparatus for use in communications networks; Communications networks; Connecting elements for communication networks; Data networks; Data transmission networks; Local area networks; Networks for the interconnection of communication systems; Electrical connectors; Electrical connectors for electrical cables; Electrical connectors for electronic modules; Plug-in electrical connectors; Repeaters for use in data networking; Active cable connectors; Cable connectors for use in the data communications industry; Electric cable connectors; Electrical cable connectors; Wire connectors (electricity)

Installing of electronic communications networks; Maintenance and repair of data communications networks; Maintenance of data communication networks; Installation of data network apparatus