1. introduction, taxonometrie computer networks 2. Network models and architecture, ISO/OSI reference model. The network model of the TCP/IP-4. Fundamentals of data communications, the transfer of technology, access control, 5. Internetworking 6. Ethernet 7. Optical transmissions and transmission technologies, 8 ATM. History, standards, and the architecture of the TCP/IP 9. IP addresses, DNS 10. IP, IP routing, 11. Transport protocols 12. Telnet, FTP, NFS, 13. Electronic mail, WWW 14. ISDN, VDS and access technologies