Communications network signal controllers, namely, hardware routers, gateways and communications servers for control, routing and management of communications among interconnecting telecommunications networks and network segments and software operating on the hardware for network management, application serving, control and routing of communications among interconnecting telecommunications networks and network segments, excluding cable modem termination systems, modules, circuits and circuit elements used in cable modem termination systems, and software for operating cable modem termination systems and modules, circuits and circuit elements used in cable modem termination systems; server based signaling controllers, namely, hardware routers, gateways and communications servers and software for the devices, all sold as a unit, for telecommunications network infrastructure, excluding cable modem termination systems, modules, circuits and circuit elements used in cable modem termination systems, and software for operating cable modem termination systems and modules, circuits and circuit elements used in cable modem termination systems
Electrical and Scientific Apparatus