Computer software; Network management computer software; Computer programs relating to computer networks; Network applications being computer programs; Monitors (computer programs); Computer programs for data processing; Computer programs for the analysis of data processing performance; Data processing software; Computer hardware; Computer apparatus for use with computer networks; Computer networks; Data networks; Network management apparatus; Apparatus for data collection; Apparatus for data processing; Data information processing apparatus; Interfaces (for computers); Apparatus for diagnostic purposes (other than medical)