DCN286 INTRODUCTION TO DATA COMMUNICATION TECHNOLOGY Network Cable Testers and Tests.
NETWORK COMMUNICATION TECHNOLOGY
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Transcript of NETWORK COMMUNICATION TECHNOLOGY
CHAPTER 3: COMPUTER NETWORKS AND COMMUNICATIONS
At the end of the lesson, student should be able to: State the types of network
communication technology:i) Intranetii) Extranetiii) Internet
Define the types of network communication technology:i) Intranetii) Extranetiii) Internet
The Types of Network Communication Technology
Intranet
Communication
Technology
Explanation
Intranet an intranet is a private network within an organization that resembles the internet. organizations use intranets to provide information to their employees. typical applications include electronic telephone directories, email addresses, employee information, internal job openings and much more.
Extranet
Communication
Technology
Explanation
Extranet is a private network that connects more than one organizations many organizations use the internet technologies to allow suppliers, customers and business partner limited access to their network the purpose is to increase efficiency and reduce costs
Internet
Communication
Technology
Explanation
Internet is a public network it is worldwide collection of networks that links million of business, government agencies, educational institution and individuals. internet users can access service like web browsing, email, file transfer, mailing list, chat rooms, instant messaging and newsgroups.
The differences between Intranet, Extranet and InternetDifferences Intranet Extranet Internet
Used for Private Private Public
Types of users
Provide information for organization employees
Provide information to
suppliers, customers
and business partner
Provide information for
public
Usages Telephone directories, internal job
opening, employee
information
Access data, check status, place orders, send email
Access all kinds of information
Security High Use virtual private network
(VPN) technology to
communication over the
internet more secure
Loose