1 TCPIP TCP Transmission Control Protocol Client Server

1

������ TCP/IP § TCP (Transmission Control Protocol) ��������� Client ��� Server § IP (Internet Protocol) ������� ��������� 4

Domains 9

World Wide Web 12

������ WWW �� 1989 Tim Berners-Lee ����������������� CERN [Center Europeane pour la Recherche Nucleaire ���� European Laboratory for Particle Physics] ���� �� ����������������� ������� (hypertext) 15

Tim Berners-Lee 16

�������������� ������ ���� HTML (Hypertext Markup Language ( ������ HTML ������� HTTP (Hypertext Transport Protocol) �������� ���� �. �. 1993 ������ NCSA (National Center for 17 Supercomputing Application)

�������� Web Documents index. html HTML Documents/ Linked Files http: //www. buu. ac. th/index. html. REQUEST HTTP The Internet HTTPD Client Web Browser Web Page Home Page HTML Document index. html Web Server Web Site 18

WWW Growth 21

��������� �������� (Browser) ���� Firefox, Opera, Netscape Navigator ��� Microsoft Internet Explorer ����������������� URL (Universal Resource Locator ���� Uniform Resource Locator) ���� 22

����� URL <protocol>: //<domain name>/<directory path>/<filename> http: //angsila. cs. buu. ac. th/~wichai/valentine. html http: //angsila. cs. buu. ac. th/~wichai/index. html http: //angsila. cs. buu. ac. th/~wichai/ http: //angsila. cs. buu. ac. th ������� <domain name> § �������������� � 24

����� URL ������� <protocol> http: // World Wide Web Server http: //kanchanapisek. or. th/ ftp: // FTP server (file transfer) ftp: //ftp. bangsaenchurch. org/ https: // Secure HTTP https: //www. whitehouse. gov/ 25

����� URL ������� <protocol> news: // Usenet newsgroups news: //comp. graphics. animation file: // File on local system file: //D: My HomepageBUUwwwindex. html 26

������� Internet Explorer Web browser NCSA Mosaic -> Netscape Navigator -> Internet Explorer Mozilla Firefox, Opera Internet Explorer ���� Web browser ����� Microsoft ����� NCSA Mosaic ������ Netscape Navigator ���������������� Netscape Navigator ����������� ��� Windows �������� 28

������ History ������ URL ��������� View ������� Explorer bar ���� History �������� �� Tool bar �������� Tools -> Options -> Internet Options -> Browsing History -> Settings 31

���� Search Engine Yahoo Alta. Vista Excite Lycos MSN Clusty Search Siam Guru Google Exalead http: //www. yahoo. com http: //www. altavista. com http: //www. excite. com http: //www. lycos. com http: //search. msn. com http: //clusty. com http: //www. search. com http: //www. siamguru. com http: //www. google. co. th www. exalead. com/search/ http: //www. lib. berkeley. edu/Teaching. Lib/Guides/Internet/Search. Engines. html 34

Search Engine http: //www. searchengines. net/general. htm 35

�������� Clusty Google excite 37

Directory Search Yahoo Gimpsy Look. Smart 38