Lectures and Practicals Mon 8-10 SC1222 TUE SC1222 Office: SC Website: mis.csit.sci.tsu.ac.th/kanida
Why?
History of the internet
WWW
Internet map
Internet Internet is a network of computer networks Data is transmitted by packet switching using the standard Internet Protocol (IP) Packet – a unit of information carriage Packet switching – process of moving packets from one node (computer device) to another
Internet Services Web (World Wide Web) FTP (File Transfer Protocol) Instance massaging etc.
Major Components Web Clients: web browsers e.g. IE, Chrome, Firefox Web Servers: IIS, Apache DNS (Domain Name System): – IP Address HTTP (HyperText Transfer Protocol) Protocol for the web HyperText Static and dynamic content
DNS working
URLs (Uniform Resource Locator) Web Address DNS: en.wikipedia.org
URLs (Uniform Resource Locator) The elements in a URL:Protocol://server's address/filename Hypertext protocol: Gopher protocol: gopher://gopher.umm.tc.edu File Transfer Protocol: ftp://ftp.dartmouth.edu Telnet Protocol: telnet://pac.carl.org