VPI

Installation, maintenance and repair of computer hardware in the field of rail systems

Providing communication protocols for facilitating the exchange of data or the transmission of data between two or more communication partners, namely, providing online list servers for transmission of messages among computer users in the field of rail systems

Training services for the use of computer software in the field of rail systems

Design of computer equipment, programs and software for others; computer programming; installation, design, writing, maintenance, development and updating of computer software; research, development and upgrading for computer software and hardware; installation, maintenance and repair of firmware; design of communication protocols for facilitating the exchange of data or the transmission of data between two or more communication partners; diagnostic services with regard to microprocessors, central processing units, computer hardware and software; consultation and advisory services regarding installing and integrating a computer network, software, peripheral equipment in the field of computer hardware and software, all of the foregoing in the field of rail systems