Glossary
49
ISP:
Internet Service Provider
L
L2PT:
Layer 2 Protocol Tunneling
LAN:
Local-Area Network
M
MAC:
The next layer up from the PHY, known as the media access controller
Mbit/s:
Megabits per second
MHz:
Megahertz (one million cycles per second)
MIB:
Management Infomation Base
N
NAS:
Network Access Server
NLOS:
Non Line of Sight radio propagation path
O
ODU:
Out door unit associated with a ST
OFDM:
Orthogonal Frequency Division Multiplexing
P
PMKSA:
Pairwise Master Key Security Association
PPPoE:
Point-to-Point over Ethernet
PPTP:
Point-to-Point Tunneling Protocol
Q
QAM:
Quadrature Amplitude Modulation
QoS:
Quality of Service, which is used to specify level of data throughput
QPSK:
Quadrature Phase Shift Keying
R
RADIUS:
Remote Authentication Dial-In User Service. An authentication and accounting system
used by many Internet Service Providers (ISPs). When you dial in to the ISP you must
enter your username and password. This information is passed to a RADIUS server,
which checks that the information is correct, and then authorizes access to the ISP
system.
RF:
Radio Frequency
Rx:
Receive
S
SF:
Service Flow
SME:
Small and Medium-sized Enterprise
SNMP:
Simple Network Management Protocol
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