The interconnecting link may run over a dissimilar intermediate network, such as two IPv6 networks connected over an IPv4 network. This configuration expands a network across geographically disparate offices, or a group of offices to a data center installation. Site-to-site A site-to-site configuration connects two networks. This may be employed for remote workers who need access to private resources, or to enable a mobile worker to access important tools without exposing them to the public Internet. This type provides access to an enterprise network, such as an intranet. Remote access A host-to-network configuration is analogous to connecting a computer to a local area network. Virtual private networks may be classified into several categories: VPN connectivity overview, showing intranet site-to-site and remote-work configurations used together From a user perspective, the resources available within the private network can be accessed remotely. A VPN available from the public Internet can provide some of the benefits of a wide area network (WAN). Ī VPN is created by establishing a virtual point-to-point connection through the use of dedicated circuits or with tunneling protocols over existing networks. Encryption is common, although not an inherent part of a VPN connection.

It provides access to resources that are inaccessible on the public network and is typically used for remote workers. The benefits of a VPN include increases in functionality, security, and management of the private network. JSTOR ( May 2021) ( Learn how and when to remove this template message)Ī virtual private network ( VPN) extends a private network across a public network and enables users to send and receive data across shared or public networks as if their computing devices were directly connected to the private network.Unsourced material may be challenged and removed.įind sources: 'Virtual private network' – news Please help improve this article by adding citations to reliable sources. This article needs additional citations for verification.

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