Download or read book Topology and structure of computer networks written by Noite.pl and published by NOITE S.C.. This book was released on with total page 19 pages. Available in PDF, EPUB and Kindle. Book excerpt: Size classification of networks In this part of the course we will present the basics of computer networks. We will introduce the concepts of LAN, MAN, WAN, Internet, Intranet, Extranet. We will present the differences between the physical topology and logical one. Network Administrators use the layered model called ISO/OSI and/or TCP/IP model. This part of the course will give you a reason to use the models. Słowa kluczowe: LAN, MAN,WAN, Internet, Intranet, Extranet, ISO/OSI, TCP/IP, star, bus, ring, layer, physical, data link, network, transport, session, presentation, aplication