The Business Case for Enterprise-Class Wireless LANs

Virtual LAN. A MAC layer network segmentation that logically binds devices to the same LAN, regardless of their physical location.

Voice over IP. A networking standard that allows voice telephony services over IP connections.

Virtual private network. The use of encryption protocols in the lower protocol layers to provide a secure connection through an otherwise insecure network, typically the Internet. VPNs are also referred to as secure tunnels.