This term stands for "Call Control eXtensible Markup Language". So what does it do, it's a fairly modern computer language based on the XML-based language. It's been designed to provide call control support for telephone systems such as Voice XML. It allows for the control and monitoring of of phone calls, and work with a server containing a CGI compliant application. CCXMl has been designed by W3C as a standard markup language, and will help control how phone calls are answered, transfered, and placed.