V
 | VAN Value Added Network
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| VANC Voice Actuated Network Control
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| VAPN Virtual Access to Private Networks
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| VAR Value Added Reseller A reseller of OEM products who adds value to the sale or service
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| VB Visual Basic Software to allow customisation and control of many applications |
| VBI |
Vertical Blanking Interval
| VBR |
Variable Bit Rate
| VBV |
Video Buffering Verifier
| VC |
Virtual Circuit
| VC Virtual Channel
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| VC Video Conferencing
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| VCA Voltage Controlled Amplifier
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| VCI Virtual Channel Identifier
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| VCL Virtual Channel Link
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| VCN Virtual Channel Number
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| VCR Video Cassette Recorder
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| VCS Video Conferencing System
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| VCT Virtual Channel Table
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| VCXO Voltage Controlled CRYstal Oscillator
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| VDM Virtual Device Metafile
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| VDSL Very high date rate Digital Subscriber Line
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| VDT Video Display Terminal
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| VDU Visual Display Unit
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| VESA Video Electronic Standards Association Sets standards for local buses
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| VF Voice Frequency
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| VFAT Virtual File Allocation Table Similar to FAT, but supports longer filenames as used in Windows 95 and above
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| VGA Video Graphics Array Standard 480 x 640
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| VGI Video Graphics Interface
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| VHF Very High Frequency
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| VHS Video Home System
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| VIC Voice Interface Card
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| VIRS Vertical Interval Reference Signal
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| VISP Virtual Internet Service Provider
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| VITS Vertical Interval Test Signal
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| VLAN Virtual Local Area Network
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| VLB VESA Local Bus As per VESA, a local bus standard to provide fast connect between local bus devices and processor
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| VLCF Variable Length Convergence Function
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| VLM Virtual Loadable Memory
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| VLSI Very Large Scale Integration
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| VM Virtual Machine
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| VME Virtual Machine Environment ICL
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| VMS Virtual Machine Storage DEC
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| VNP Virtual Network Perimeter A network that appears to be a single protected network behind firewalls, which actually encompass encrypted virtual links over untrusted networks
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| VOD Video On Demand
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| VoFR Voice Over Frame Relay
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| VoIP Voice over Internet Protocol |
| VOP |
Velocity Of Propagation
| VP |
Virtual Path
| VPC |
Virtual Path Connection
| VPCI |
Virtual Path Connection Identifier
| VPI |
Virtual Path Identifier
| VPIM |
Voice Protocol for Internet Messages
Embeds voice mail within email
| VPL Virtual Path Link
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| VPN Virtual Private Network A private network within a public network
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| VPT Virtual Path Terminator
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| VR Virtual Reality The simulation of real objects in a digital format. Computer generated
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| VRAM Video Random Access Memory As per RAM but specifically utilised in the graphics hardware
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| VRML Virtual Reality Markup Language A standard coding language for three dimensional applications of the World Wide Web |
| VRU |
Voice Response Unit
| VSAM |
Virtual Storage Access Method
| VSAT Very Small Aperture Terminal
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| VSB Vestigial SideBand
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| VSP Voice Solution Provider
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| VSWR |
Voltage Standing Wave Ratio
| VT |
Video Tape
| VT |
Virtual Tributary
| VTAM |
Virtual Telecommunications Access Method
| VTN |
Virtual Telephony Network
| VTR |
Video Tape Recorder
| VTSP Voice Telephony Service Provider
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| VU |
Volume Unit