
12
Internet access
Objectives
When you have completed this chapter you should know, in principle, how to:
• Connect your home PC to the Internet using dial-up facilities
• Connect your home PC to the office LAN using a PPP server
• Connect your LAN (small or large) to the Internet using either a proxy
server, NAT machine, IP sharer, Unix/NT gateway, or dedicated IP router
12.1 Connecting a single host to the Internet
Connection to the Internet backbone is supplied by ‘primary’ Internet service providers
(ISPs) such as AOL (America On-Line), CompuServe and Internet Africa. ISPs outside
of the USA are connected to the US Internet backbone ...