Cisco 7246 - uBR Router Hardware Installation Manual page 226

Glossary
National Electrical Code.
NEC
National Fire Protection Association 70 (in the United States).
NFPA
Network processing engine.
NPE
Network services engine.
NSE
National Television System Committee.
NTSC
Nonvolatile random-access memory.
NVRAM
O
Online insertion and removal.
OIR
One-time programmable.
OTP
P
Port adapter.
PA
Phase alternate line.
PAL
Protocol control information.
PCI
Personal Computer Memory Card International Association.
PCMCIA
Q
Quadrature amplitude modulation. A modulation technique using variations in simple amplitude.
QAM
Quaternary phase shift keying. A compression technique used in modems and wireless networks.
QPSK
R
59-series headend coaxial cable.
RG-59
Request to send.
RTS
S
Synchronous Digital Hierarchy.
SDH
Synchronous dynamic random-access memory.
SDRAM
Cisco uBR7200 Series Universal Broadband Router Hardware Installation Guide
GL-6
OL-5421-03