1. Transmission Media I (06.523) Types and properties of physical transmission media I

2. Operating systems MacOS Win 3.11 Win 95/98 Windows NT Novell Netware Unix

3. Network topology Star network Ring network Bus network

4. Bus networks Previously 10Mbis, now 100 CSMA/CD (Carrier sense multiple access, collision detection)

5. Token ring networks Concept of a token Relative performance

6. Cables Null modem cable (open wire) Parallel cable UTP ethernet cabling BNC ethernet cabling (thinnet or thicknet) Optical fibre Infrared Microwave Satellite Radio

7. Components Modem Ethernet card I/O card ISDN modem ADSL modem (assymetric digital subscriber line)

8. Copper cabling Easy to terminate Easy to install and colour code Easy error finding Easy to connect many people

9. Fiber cabling Secure from illegal access Does not tarnish Low resistance, large distances Cheap to manufacture

10. Miscellaneous equipment Hub (heart of a star network) Router (connects multiple networks) Repeater (amplifier) Converter (translates e.g. optical fiber to 10base2)