A means of unidirectional transport of ATM cells between the point where a VCI value is assigned and the point where that value is translated or removed. An oscillator whose clock frequency is determined by the magnitude of the voltage presented at its input. The frequency changes when the voltage changes. VD Virtual Destination. A maximum number of copies of files and directories retained for redundancy.
Backup creates many versions until a file is no longer active.
The vertical wiring subsystem is the part of the structured wiring system that connects the campus wiring system to the departmental wiring system. It runs in a building's risers. 2 Form 2. The ISO 9660 file structure and a CD-I application program are recorded in this track, as well as the Video CD Information Area which gives general information about the Video CD disc. After the data track, video is written in one or more subsequent tracks within the same session.