Virtual Private Network
Virtual private network systems are constantly evolving and becoming more
secure through four main features: tunneling, authentication, encryption
, and access control.
How Does a VPN Work?
Virtual private networks VPN are a secure way for businesses and
companies to communicate via the Internet.
Basic VPN Requirements Typically, when deploying a remote networking
solution, an enterprise needs to facilitate controlled access to
corporate resources and information.
If a business decides to run a virtual private network in house, it is
looking at larger startup costs upfront because the proper equipment must
be purchased and a trained staff must be hired to maintain it.
Today, there are a greater number of providers who help companies service
their virtual private networks than ever before.
PPTP allows IP, IPX, or NetBEUI traffic to be encrypted, and then
encapsulated in an IP header to be sent across a corporate IP
internetwork or a public IP internetwork such as the Internet.