9 Computer software, recorded and downloadable, for use in network management, namely software for managing network systems that support an application, for managing network traffic, such as surveillance and control of application flows, for managing network service levels, such as surveillance and establishing application flow service levels and for network security, such as firewalls, detecting intrusions and detecting anomalies in network behavior; computer software, recorded and downloadable, for use in network management and administration, administering and managing network traffic, administering and managing network application performance and administering and managing network security; downloadable computer software and computer software recorded on data carriers, for computer network management and administration, for administering and managing computer network traffic, for managing and administering the performance of applications on computer networks and for managing and administering security on computer networks; computer software, recorded and downloadable, for managing network systems that support an application, for managing network traffic, such as surveillance and control of application flows, for managing network service levels, such as surveillance and establishing application flow service levels and for network security, such as firewalls, detecting intrusions and detecting anomalies in network behavior; computers; peripheral computer devices, data processing equipment, namely network equipment, routers, commutators, network apparatus and network probes, and linked distributed or centralized software for administering network traffic management and computer software for use in network management operations used in the fields of network optimization, network quality and service security, measuring traffic and managing the network's level of service, namely managing network resource levels attributed to application flows, computer software for managing databases in the context of network performance