CLASSIFICATION OF NETWORK | INTERNET SERVICES | NETWORK ARCHITECTURE | NETWORK TOPOLOGY | INTERNET

Internet Overview
The Internet:
•1. A worldwide collection of networks that links millions of businesses, government agencies, educational institutions, and individual.
     

Intranet:
›Definition
1.  Is a network that belongs to an enterprise and is a accessible only by that enterprise’s employees or authorized users.

(Computer Are your Future: Complete, Catherine LaBerta)

2.   A private network that is set up similar to the Internet and is accessed via a web browser.

                 (Understanding Computers Today and Tomorrow Comprehensive, Deborah Morley & Charles)

3.  (means within) is an internal network that uses Internet technologies.




      

Extranet:

›1. An intranet that is at least partially accessible to authorized outsiders (suppliers, customers and business partner).

  (Discovering Computers Complete : Your Interactive Guide to the Digital World, Shelly, Vermaat, Quasney, Sebok, Freund)

OR

›2. Portion of a company’s network that allows customers or suppliers of a company to access parts of an enterprise’s intranet

   (Understanding Computers Today and Tomorrow Comprehensive, Deborah Morley & Charles S.Parker)

OR

›3. Is a private network that connects more than one organizations that use Internet technologies to allow suppliers, customers and business partner limited access to their network.