| Nor |
NOT OR
|
| NP |
Number Portability
|
| NP-REQ |
Number-Portable Request Query
|
| NPA |
Numbering Plan Area
|
| NPAC |
Number Portability Administration Center
|
| NPN |
New Public Network
|
| NPU |
Numeric Processing Unit
|
| NPV |
Net Present Value
|
| NRC |
Network Reliability Council OR Nonrecurring Charge
|
| NRE |
Non Recurring Engineering
|
| NRIC |
Network Reliability and Interoperability Council
|
| NRRI |
National Regulatory Research Institute [The Ohio State University]
|
| NRSC |
Network Reliability Steering Committee
|
| NRZ |
Non-Return to Zero
|
| ns |
Nanosecond
|
| NS/EP |
National Security and Emergency Preparedness
|
| NSAP |
Network Service Access Point
|
| NSAPI |
Netscape Server Application Programming Interface
|
| NSCC |
Network Surveillance and Control Center
|
| NSD |
Noise Spectral Density
|
| NSDB |
Network and Services Database
|
| NSGO |
Non Geostationary Orbit (Also Geosynchronous)
|
| NSNBR |
Nokia Siemens Networks border Router
|
| NSP |
Network Service Provider OR Network and Service Performance
|
| NSTAC |
National Security Telecommunications Advisory Committee
|
| NT |
Network Termination OR New Technology
|
| NTC |
Negative Temperature Coefficient
|
| NTIA |
National Telecommunications and Information Administration
|
| NTSC |
National Television Standards Committee
|
| NVP |
Network Voice Protocol
|
| NW |
Network
|
| NWML |
National Weights & Measures Labortory
|
| NZ-DSF |
Nonzero Dispersion-Shifted Fiber
|
| O-E |
Optical-To-Electrical
|
| O-E-O |
Optical-To-Electrical-To-Optical
|
| O-EC |
Optical-Electrical Converter
|
| O-UNI |
Optical User-to-Network Interface
|
| OA&M |
wmdEFqcq
|
| OADM |
Optical Add/Drop Multiplexer
|
| OAM |
Operations, Administration and Maintenance
|
| OBF |
Ordering and Billing Forum
|
| OBLSR |
Optical Bidirectional Lines-Switched Ring
|
| OBO |
Output power back-off
|
| OBSAI |
Open Basestation Architecture Initiative
|
| OBSAI-RP3 |
Open Base Station Architecture Initiative, Reference Point 3
|
| OC-[x] |
Optical Carrier-[level x]
|
| OCBT |
Ordered Core-Based Protocol
|
| OCH |
Optical Channel
|
| OCR |
Optical Character Recognition
|
| OCU |
Office Channel Unit
|