So after you've had an exciting and fulfilling career in the service of your country, and have reached the 30 year mark, in addition to having an endless supply of stories to impress your family and friends, you will be assigned to one of three categories in the Retired Reserve.
Remote access VPN connections enable users working at home or on the road to access a server on a private network using the infrastructure provided by a public network, such as the Internet.
A Virtual Private Network (VPN) supplies network connectivity over a potentially long physical distance. In this respect, a VPN is a form of Wide Area Network (WAN). VPNs enable file sharing, video conferencing and similar network services. A VPN can work over both public networks like the Internet and private business networks. Using a method called tunneling, a VPN runs over the same hardware infrastructure as existing Internet or intranet links. VPN technologies includes various security mechanisms to protect these virtual connections.