digital private branch exchanges (PBXS), in particular for building Intranets; routers for digital networks, in particular for building Intranets; switches for public or corporate networks, in particular public telephone switches; network management systems; printed wiring boards for PC an other microcomputers; networking boards for PC and other microcomputers; video boards for PC and other microcomputers; computer programs for controlling printed wiring boards, networking boards and video bo...

digital private branch exchanges, namely, PBXS, in particular for building interconnected computer networks for local area communications; routers in particular for building interconnected computer networks for local area communications; computer programs for data communication, namely, electronic transmission of data, voice, and video via interconnected computer networks utilizing a graphical user interface and other data communications; software for operation of telecommunications systems, ...