What is Virtual Private Network , when to choose Virtual Private Network and Advantages?

What is Virtual Private Network 

•  Virtual Private Network enable enterprises to build secure private communications over public network infrastructures. 
• Virtual Private Network essentially takes two systems or networks connected to the Internet and creates a secure. 
• Virtual Private Network that is private but virtual. 
• It is private because it guarantees privacy inside an organization.
• It is virtual because it does not use real private WAN the network is physically public but virtually private. https://maliksajid5675.blogspot.com/

When to choose Virtual Private Network

• Secure communications required. 
• More locations. 
• Longer distances. 
• Less bandwidth/site. 
• Quality of service less critical. 

Advantages 

• Extend geographic connectivity. 

• Improve security. 

• Reduce operational costs versus traditional WAN. 

• Reduce transit time and transportation costs for remote users. 

• Improve productivity. 

• Simplify network topology. 

• Private global networking opportunities.