Ankur Bhakta

VPN- Virtual Private Networking
The Link between your data and you. 



Who uses VPN?
Most small and large businesses use VPN's to support their growing operations. Regular people also use VPN for various activities like connecting to their home computer for family photos from an outside computer or network. 

Why do companies/ regular people use VPN?
  • To remotely work away from work
    • Good for the company, bad for the employee 
  • SECURE
    • Allows for data to be passed to and from a server securely without the 
  • Access data from the main server on the go
    • This is a great asset to sales people on the go so they can access current inventory and other important information on the go. This is crucial for the modern day traveling salesman.
  • Access and manage programs running on the server
    • Remotely access hardware connected to the server which can range from home automation hardware to controlling an Itunes server from halfway around the world.
  • Update share documents between people while using a secure connection
  • To configure firewalls and servers remotely
  • On the go backup data
  • Safer than most other forms of connections
  • Multiple people accessing a document at the same time
  • The ability to share
    • Plans
    • Contracts
    • Software
      • A great option for companies who are starting out. Using a vpn and a server they can share 1 copy of for example Photoshop. Because not everyone in the company needs a copy of Photoshop. This way a company can control their cost which is key to a small business's success. 
  • Tech support
    • Using a VPN is crucial for allowing a friend or tech support personnel to remotely connect to your computer and fix a problem you may have had.
  • Provides easy format to manage/secure access point
    • The administrator can "allow" certain users to have certain functions and/or access to documents on the server.
  • And much more.....
    • Forms
    • Data sheets
    • Financial data
What is need to set a VPN up?
  • Windows default has a client built in
  • Firewall in order to secure the connection
  • Active directory creates users and manages folders: programs/hr/finance/all shared databases 
  • NAS Server which stands for Network Accessed Server. This manages the many tunnels for the VPN connection.
  • AAA servers is Remote Authentication Dial-in User Service (RADIUS)
How can you set one up?
Watch the video below to learn how to setup a VPN on a Windows 7 computer without using an outside client.
Watch the video below to learn how to setup a VPN on a OSX computer without using an outside client.

YouTube Video

 
Image from:
http://en.wikipedia.org/wiki/File:Virtual_Private_Network_overview.svg


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