Chapter Two. Introduction

Ingredients:

What is the Internet?
Why Serve? - Internet Statistics
How to Behave - The Canon of Conduct
Internet Backgrounder
Client and Server Defined
Your Basic Tools

From the global recipe you now have a basic idea of what you will be able to cook using this cookbook. It is now time to get to know your kitchen a little better; a prerequisite to cooking and serving a fine meal.

Table 2-1 The History of the Internet

Location Description

http://www.yahoo.com/-
Computers_and_Internet/History/ A definitive list of sites.

http://www.internetvalley.com/intval.html A historical description, tracing different roads to Internet development.

http://www.isoc.org/ Detailed discussion of Internet philosophy.

http://www.baylor.edu/baylor/Misc/timeline Timeline of Internet history, including growth patterns.

Table 2-2 Sources of Internet Statistics

Location Description

http://www.yahoo.com/-
Computers_and_Internet/Internet/-
Statistics_and_Demographics/ The definitive starting point for finding statistical information.

ftp://tic.com/matrix/-growth/internet/ Graphs of Internet usage statistics.

http://www.tic.com/mids/pressbig.html Explanation of the above graphs.

http://www.anamorph.com/docs/
stats/stats.html A fun site that speculates on the number of Web sites at any given point in time.

Table 2-3 Understanding Domain Name Services

Location Description

http://oac3.hsc.uth.tmc.edu/staff/-snewton/
tcp-tutorial/sec5.html Brief introduction.

http://www.sidewinder.com/FAQs/-
HTML/swdns.html Frequently asked questions.

http://eeunix.ee.usm.maine.edu/-
guides/dns/dns.html Comprehensive and easy to follow tutorial.

Table 2-4 Types of Internet Address

Address Description

pauline.sdsc.edu A specific Internet host.

bourne@pauline.sdsc.edu A user at a specific Internet host.

bourne@sdsc.edu A user defined uniquely in a sub-domain (the most convenient form of mail address).

http://www.sdsc.edu/ The simplest form of Uniform Resource Locator (URL) for access to a Web page using the http protocol. By default, the Web server at the host www.sdsc.edu will try and serve a file called index.html from the document root directory. If index.html is absent, the names of files in the document root directory will be returned. The document root directory is discussed in Section 6.3.

http://www.sdsc.edu:70/ As above but on a specific port number, in this instance 70. The default port number is 80.

ftp://rosebud.sdsc.edu/pub/ An ftp archive accessed from a Web browser using a URL.

telnet://info.cern.ch/ A telnet session started from a Web browser.

gopher://gopher.micro.umn.edu/ A gopher site accessed from a Web browser.

mailto:bourne@sdsc.edu A mail address invoked from a Web browser.

news:comp.infosystems.www.-providers A news group invoked from a Web browser.

Table 2-5 Examples of Mail User Agents (MUAs)

Location Description

ftp://ftp.cac.washington.edu/pine/ Pine mail program distribution. Pine is a line-oriented mail interface.

http://wuarchive.wustl.edu/-packages/mail/elm/ Elm mail program. Elm is a graphically-oriented mail interface.

Location	Description
http://www.yahoo.com/- Computers_and_Internet/History/	A definitive list of sites.
http://www.internetvalley.com/intval.html	A historical description, tracing different roads to Internet development.
http://www.isoc.org/	Detailed discussion of Internet philosophy.
http://www.baylor.edu/baylor/Misc/timeline	Timeline of Internet history, including growth patterns.

Location	Description
http://www.yahoo.com/- Computers_and_Internet/Internet/- Statistics_and_Demographics/	The definitive starting point for finding statistical information.
ftp://tic.com/matrix/-growth/internet/	Graphs of Internet usage statistics.
http://www.tic.com/mids/pressbig.html	Explanation of the above graphs.
http://www.anamorph.com/docs/ stats/stats.html	A fun site that speculates on the number of Web sites at any given point in time.

Location	Description
http://oac3.hsc.uth.tmc.edu/staff/-snewton/ tcp-tutorial/sec5.html	Brief introduction.
http://www.sidewinder.com/FAQs/- HTML/swdns.html	Frequently asked questions.
http://eeunix.ee.usm.maine.edu/- guides/dns/dns.html	Comprehensive and easy to follow tutorial.

Address	Description
pauline.sdsc.edu	A specific Internet host.
bourne@pauline.sdsc.edu	A user at a specific Internet host.
bourne@sdsc.edu	A user defined uniquely in a sub-domain (the most convenient form of mail address).
http://www.sdsc.edu/	The simplest form of Uniform Resource Locator (URL) for access to a Web page using the http protocol. By default, the Web server at the host www.sdsc.edu will try and serve a file called index.html from the document root directory. If index.html is absent, the names of files in the document root directory will be returned. The document root directory is discussed in Section 6.3.
http://www.sdsc.edu:70/	As above but on a specific port number, in this instance 70. The default port number is 80.
ftp://rosebud.sdsc.edu/pub/	An ftp archive accessed from a Web browser using a URL.
telnet://info.cern.ch/	A telnet session started from a Web browser.
gopher://gopher.micro.umn.edu/	A gopher site accessed from a Web browser.
mailto:bourne@sdsc.edu	A mail address invoked from a Web browser.
news:comp.infosystems.www.-providers	A news group invoked from a Web browser.

Location	Description
ftp://ftp.cac.washington.edu/pine/	Pine mail program distribution. Pine is a line-oriented mail interface.
http://wuarchive.wustl.edu/-packages/mail/elm/	Elm mail program. Elm is a graphically-oriented mail interface.