Intranets and Extranets

Corporate provide access to intranet and internet with specific objectives. Intranet access is usually granted so that employees can avail telephone directory, human resource policies, support information and knowledge base. Extranet access is given to distribute information, improve existing information delivery techniques and support major strategic initiatives.
Using employee intranets arrives with its own set of benefits. It enhances employee productivity, saves cost and improves customer management improvements. However, companies can truly reap the benefits by syndication although it comes with certain caveats: syndication can be done in the following instances.

1. Intranets & Extranets

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2. Information Technology
Structure

Policies & standards Network Management Software

Management

ent tools

Security Content & Software
Data Tools

4
3
a

Infrastructure

TCP/IP Hypermedia Servers Browsers

Network Databases

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3. An Overview of an Intranet

clients

Intranet
Site 1

Pvt. server

Public
Internet

LAN 1

Firewall server

Internet router

Internet
router

Firewall server

—

To Intranet

Site 2 LAN 2

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4. Intranets & Extranets

Extranet
der y”

(Intranet

Router ;
The Firewall Firewal

Intranet

Route

. Intranet
Company server,

=
=
E

Host
system

Company B WELINGKAR

5. Intranet & Internet

Firewall

Internet

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6. Intranet and Internet

|——

Co

Corporate
Network =

INTRANET

Internet

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7. Access to Intranet

Employee telephone
directory

Human resource
policies

Support information
and

Knowledge base

8. Access to Extranet

Need to rapidly adapt
to change

Distribute information =
Improve existing
information delivery . : =
techniques . Á

Supporting major
strategic initiative

9. Reasons for using Intranets

Employee productivity
Cost saving
Knowledge
management

E - commerce
Customer —
management
improvements

10. Syndication for Various Reasons

Have components that can
be used in many different
assembly & product
configuration

Have a product that many
people want , but your
business partners want to
brand it themselves

Want to get your
products/services located
on as many affiliate web
sites as possible

Syndicate

when you
Have content that can be
re-purposed in many
ways

Have a e-commerce
offering that will add
value to others in your
business network

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11. An Example of Intranets & Extranets

Company A Router

oa — er | A
Internet
i

Z Intranet E Extranet

Firewall

Intranet Server

Company B

—
y

Intranet _ |

Host System

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12. Applications of Extranet

Technology

Applications

Secure Electronic Mail

B2B Communications

Bulletin Board

Subject review & response vehicle, FAQ

Instant Messaging

Sales & customer support

Document Repository

Knowledge management & customer
support

FTP

Customer support, sales support software
development

Mail List Server

Broad cash of changes & notification

Calendar

Data conferencing & chat

Scheduling

Electronic Meetings

13. Intranet and Extranets

INTRANET

ISP A

Intranet >>

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14. Web Browsing

„Netscape navigator

University
website

Government

website

ISP

Corporate
site WELINGKAR

15. Relationship between Internet, Intranet, Extranet

customer

compan
FR Extranet

supplier

Eran,

Company
location 1

Company

location 2

A
gx

16. Firewalls

LAN

Outside
Internet

&

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Master's level Distance Learning Program - PGDBA

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