Werner Lindemann

Method and apparatus for adjusting the bandwidth of a connection between at least two communication endpoints in a data network

A method of transmitting packet data on a network

Method for generating an information for the called subscriber in a communication system, especially a private telecommunication system

Method for controlling access to information stored in a storage medium via a terminal connected to a communication system

Communications apparatus and method

Method and router for switching data between a local area network and an external appliance

Method and router for setting up a connection via an IP-oriented network

Process for organising control data for control procedures taking place between at least one terminal and a shared central station in communication systems

Method for transparently exchanging data packets

Verfahren und Anordnung zum Verifizieren einer Verbindung zwischen zwei Kommunikationseinrichtungen