N-AMPS Narrowband Advanced Mobile Phone Service
NAC Network Applications Consortium
NAK Negative Acknowledge
NAM Numeric Assignment Module
NAP Network Access Point
NAU Network Addressable Unit or Network Accessible Unit (IBM Corp.)
NAUN Nearest Active Upstream Neighbor
NC Network Computer
NCP Network Control Program (IBM Corp.)
NCP Network Control Point
NCSA National Center for Supercomputer Applications
NDIS Network Driver Interface Specification
NDS Network Directory Service
NDS Novell Directory Services (Novell, Inc.)
NE Network Element
NEBS New Equipment Building Specifications
NECA National Exchange Carrier Association
NetBIOS Network Basic Input/Output System
NEF Network Element Function
NFS Network File System (or Server)
NIC Network Interface Card
NiCd Nickel Cadmium
NIF Network Interconnection Facilities
NiMH Nickel-Metal Hydride
NIST National Institute of Standards and Technology
NLM NetWare Loadable Module (Novell Inc.)
nm nanometer
NM Network Manager
NMS NetWare Management System (Novell, Inc.)
NMS Network Management System
NNM Network Node Manager (Hewlett-Packard Co.)
NNTP Network News Transfer Protocol
NOC Network Operation Center
NOS Network Operating System
NPC Network Protection Capability (AT&T)
NPV Net Present Value
NRC Network Reliability Council
NRIC Network Reliability and Interoperability Council
ns nanosecond
NSA National Security Agency
NSF National Science Foundation
NTSA Networking Technical Support Alliance
NTSC National Television Standards Committee
