XenApp Server

The server which provides management control of a Citrix Virtual Apps (formerly XenApp) implementation. This is an umbrella term and an abbreviation for terms that vary across versions of Citrix Virtual Apps:

• In version 6.x, the XenApp server was officially named the Zone and Data Collector. One such controlling server was required per farm.
• In version 7.5 and later, the XenApp server is called the Delivery Controller. One such controlling server is required per delivery site.