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Barracuda Phone System

Glossary

vertical cloud

A cloud computing environment optimized for use and built around the compliance needs of specialized industries such as healthcare, financial services, and government operations.

virtualization

Allows multiple guest virtual machines (VM) to run on a host operating system. Guest VMs can run on one or more levels above the host hardware, depending on the type of virtualization.

VLAN tagging
  • Also known as: Virtual Local Area Network

Method to help identify packets travelling through trunk links. When an Ethernet frame traverses a trunk link, a special VLAN tag is added to the frame and sent across the trunk link. As it arrives at the end of the trunk link, the tag is removed and the frame is sent to the correct access link port according to the switch’s table, so the receiving end is unaware of any VLAN information.

VoIP
  • Also known as: Voice over IP, Voice over Internet Protocol

A standard for voice communication over IP networks.

Vx

Specifies virtual model of a Barracuda products. For example, Barracuda Web Application Firewall 460 Vx.

WAN
  • Also known as: Wide Area Network, WLAN

A network connecting devices separated by large geographical distances, often joining multiple local access networks (LANs). 

WAN link

Communication circuit that joins two or more local area networks (LANs) into a wide area network (WAN).

web interface
  • Also known as: Web UI

Web-based user interface.

web server

A computer system that processes requests via HTTP, the basic network protocol used to distribute information on the web.

Wi-Fi

A technology for wireless local area networking with devices based on the IEEE 802.11 standards.