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bers the characteristics of the circuit.Assuming that the circuit is the same on the next call, the circuit characteristics do not have to be relearned, which results in faster connect times, yielding obvious advantages to the end user and Internet service provider (ISP), alike. See also handshaking, ISP, modem, and V Series.

• InfiniBand
• InFLEXion
• infobahn
• .info (information)
• Information and Communication Science and Technology (ICST)
• information service
• Information Superhighway
• information technology (IT)
• infralow frequency (ILF)
• infrared (IR)
• infrastructure mesh
• infrastructure mode
• In-house BPL (In-house Broadband over Power Line)
• in-house broadband over power line (In-house BPL)
• IN (Intelligent Network)
• initialism
• injection fiber
• input/output (I/O)
• INRIA (National de Recherche en Informatique et en Automatique)
• insertion gain
• insertion loss
• inside plant (ISP)
• inside vapor deposition (IVD)
• inside wire and cable
• Instant Messaging and Presence (IMP)