U

  • UA - User Agent
  • UAC - User Agent Client
  • UADSL - Universal ADSL
  • UAS - User Agent Server
  • UBB - Ultra Broad Band
  • UBR - Unspecified Bit Rate
  • UDC - User Data Convergence
  • UDDI - Universal Description Discovery and Integration
  • UDP - User Data Protocol
  • UDR - User Data Repository
  • UDWDM - Ultra Dense WDM
  • UE - User Equipment
  • UI - Unit… Immobiliare
  • UICC - Universal Integrated Circuit Card
  • ULH - Ultra Lung Haul
  • ULL - Unbundling
  • UMB - Ultra Mobile Broadband
  • UMTS - Universal Mobile Telecommunication System
  • UPBO - Upstream Power Back Off
  • UPC - Usage Parameter Control
  • UPCON - User Plane Congestion Management
  • URI - Uniform Resource Identifier
  • URL - Uniform Resource Locator
 

V

  • VAS - Value Added Services
  • VBR - Variable Bit Rate
  • VCC - Virtual Channel Connection
  • VCI - Virtual Channel Identifier
  • VCSEL - Vertical Cavity Surface Emitting Laser
  • VDSL - Very high bit rate DSL
  • VDSL2 - Very High Speed Digital Subscriber Line 2
  • Vectoring - il segnale trasmesso su tutte le linee dello stesso cavo sono processati per la cancellazione della diafonia
  • ViLTE - Videocall over LTE
  • VIM - Virtualised Infrastructure Manager
  • VM - Virtual Machine
  • VMM - Visual Voice Mail
  • VNF - Virtual Network Function
  • VNFM - Virtual Network Function Manager
  • VoIMS - Voice Over IMS
  • VoIP - Voice Over IP
  • VOLTE - Voice over LTE
  • VPC - Virtual Path Connection
  • VPI - Virtual Path Identifier
  • VPLS - Virtual Private LAN Service
  • VULA - Virtual Unbundling Local Access (disaggregazione virtuale dell'accesso locale)
  • VVM - Visual Voice Mail