VDSL - Very High Digital Subscriber LineA variant of HDSL (High Digital Subscriber Line) which provides a service at data rates greater than 10Mbps. With this increased data rate, there is a... View more
VDSL2 - Very High Speed Digital Subscriber LineVDSL2 (Very High Speed Digital Subscriber Line) is a DSL technology which can provide symmetrical links of up to 100Mbps, although this figure is larg... View more
VerisignVerisign is a leading provider of public key infrastructure and digital certificate solutions. These are used by enterprises, web sites and consumers ... View more
VF - Voice FrequencyPertaining to those frequencies within that part of the audio range that is used for the transmission of speech. In telephony, the usable voice-freque... View more
VGCS - Voice Group Call ServiceAllows speech conversation of a predefined group of service subscribers in half duplex mode on the radio link. ... View more
VHE - Virtual Home EnvironmentThe Virtual Home Environment is defined as a concept for Personal Service Environment portability across network boundaries and between terminals. The... View more
VHTS - Very High Throughput SatelliteVHTS (Very High Throughput Satellite) systems utilizing spot beams in order provide broadband services to end users with bit rates in excess of Terabi... View more
VID - VLAN IdentifierThe VID is contained within each Ethernet frame of an Ethernet VLAN , allowing switches to separate traffic based on VID, hence creating separate VLAN... View more
VideophoneA telephone that is coupled to an imaging device that enables the call receiver or the call originator, or both, to view one another as on television,... View more
ViLTE - Video over LTEAn initiative standardized in GSMA IR.94 which sees conversational video services being made available to customers on LTE access networks.... View more
VIM - Virtualized Infrastructure ManagerThe VIM operates within the NFV MANO (Management and Orchestration) architecture, handling all activities associated with the NFVI, including resource... View more
VLAN - Virtual Local Area NetworkVLAN is a term used to refer to an Ethernet network that shares the same physical infrastructure as other VLAN but is a logically separate entity. VLA... View more
VLD - Virtual Link DescriptorThe VLD provides a description of a Virtual Link within an NFV (Network Functions Virtualization) system. Key elements of the descriptor include the n... View more
VLR - Visitor Location RegisterThe Visitor Location Register contains all subscriber data required for call handling and mobility management for mobile subscribers currently located... View more
VMSC - Visited Mobile Switching CentreThe Visited Mobile Switching Centre is the term given to the MSC (Mobile Switching Centre) that is serving a mobile in the VPLMN (Visited Public Land ... View more
VNF - Virtualized Network FunctionWithin an NFV (Network Functions Virtualization) framework, the VNF is the term given to a network node that has been implemented as a software proces... View more
VNFFDG - VNF Forwarding Graph DescriptorWithin the NSD (Network Service Descriptor), the VNFFGD defines the VNF Forwarding Graph, outlining the Virtual Links and VNFs (Virtualized Network Fu... View more
VNFFG - VNF Forwarding GraphThe VNFFG defines the chain of VNFs (Virtualized Network Functions) which are linked together in order to instantiate a Network Service.... View more