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1 A student makes a request for an Internet website.
2 The SchoolWeb server at the school first searches its memory to determine if the site was recently requested and cached (stored) locally.
3 If the website is present in the local server, the information is delivered at LAN speed (usually 100 megabits /second) to the student.
4 If the file is not available in the Server cache, the SchoolWeb server goes to the Internet (via the school's telecom link).
5 The SchoolWeb Network Center accesses the Internet and broadcasts the website via satellite to the local SchoolWeb server.
6 All subsequent requests for this website are now available at high speed (100Mb/sec) from the local SchoolWeb server. ...next