2. What is the Internet
Internet
Local
ISP
Computer
Regional
ISP
TCP/IP
DNShttp://
ServerLAN
3. Terms
URL
Provides “Address” to a hosted site.
Uniform Resource Locator
EDU .COM .Gov .Mil .TV
Protocol,Hostname, Port, Path
http://www.wiu.edu:80/guava
Protocol
Rules for posting, retrieving or interacting with
the web
http:, ftp, TCP/IP
5. Terms--Networking
• Protocols
• HTTP-For browsing the Web
• FTP--For writing to the web
• HTTPS
• TCP/IP
• Security
• WEP
• WPA2
• 802.1x
IP Address 169.31.2.5 (www.google.com)
Relationship with DNS
Server/Client Model
6. Terms-Hosting
Hosting
Where does the server reside?
FTP: to push the site from local computer to
remote computer
That server becomes the host.
ISP (Internet Service Provider)
Provides “Gateway” between your computer
and the web.
7. Internet Vs. Web
Internet
Uses a Wide Variety of Protocols
E-mail
Usenet
Newsgroups
HTTP
Web
A function of the Internet
A series of Hypertext documents (HTTP)