software used to provide a secure connection of local area network to the Internet and for Internet access sharing; software used for internet messaging; software used for securing individual personal computers from unauthorized access from the Internet; software used for central management of personal firewalls

computer software for connecting networked computers to the global electronic communications network and for preventing global electronic communications network users from accessing a local network

computer software for printed circuit board autorouting

computer router software for routing and bridging common data communications protocols across local area and wide area networks