When setting up a virtual private network, there are two sides of the equation: hardware and software. VPN software is easy to find on the world wide web, with many programs of free VPN software, especially free VPN client software, available on popular internet software download sites such as Tucows dot com. Other VPN software is commercial software for businesses with state of the art encryption, tunneling and security protocols to help you keep your business data and your network confidential. These commercial pieces of VPN software include Cisco VPN software, Linksys VPN software, Netgear VPN client software, Nortel VPN software, Symantec VPN client software, and Cisco VPN client software.

You can download free VPN client software and VPN server software at a download web site such as VPN Labs dot com or the Computer Networking section of About dot com. On Cisco's official web site at www dot Cisco dot com you can arrange a Cisco VPN client software download, and get a VPN Cisco program for client and server. The VPN Labs web site has lots of info on various pieces of VPN software and other virtual private network related products as well as ongoing open software projects developing secure VPN software. People create VPN connection software on open source development web sites to provide a freely available alternative to the commercial VPN software systems created by companies like Microsoft, Norton and Cisco.

A VPN software client is a piece of VPN software that allows a remote computer to access a virtual private network over the internet. The VPN software on the client system communicates with the internet network through a gateway device sometimes called a VPN concentrator. This creates a single point of entry to the secure inner network that can be shut down in case of security concerns and makes it easy to monitor incoming and outgoing traffic. The VPN server sits behind the concentrator and administrates the virtual private network, taking incoming connections from VPN software on client systems. Both sides of the VPN software model for accessing virtual private networks are available from download sites such as Tucows online, as well as from the official sites of the major companies (if only in demo form). I wish you the best of luck finding and downloading great VPN software on the world wide web so that you can easily arrange a secure virtual private network for your business!