（单词翻译:单击）
NOC
network operations center
NOS
network operating system
NPA
numbering plan area
NSEP
National Security & Emergency Preparedness
NTSC
National Television System Committee
NT
network termination
NAP - See Network Access Point
Navigate1 - To move through various documents on the WWW using a browser2.
Network - The total infrastructure3 for transmitting phone and/or Internet messages.
Network Access Point (NAP) - A centralized point where Internet traffic is exchanged or shared.
Network Operation Center (NOC) - A round-the-clock operation where Network engineers monitor and troubleshoot technical equipment and connections.
Newsgroup - A discussion group in which you can leave messages for others to read on UseNet.
NID - Network Interface4 Device - A device used within a local area network, which allows a number of independent devices (computers, modems5, etc.) to communicate with one another. Also, a device usually mounted on the outside of the customer's home that connects the customer's inside wiring to the telephone company's wiring and protects the customer's phone equipment from lightning and any large rise or fall in electricity.
NOC - See Network Operation Center
