User's Manual

Table Of Contents
256 BreezeMAX Modular Base Station System Manual
Glossary
MIR Maximum Information Rate. Specifies the maximum rate of
information that can be available to a user. The MIR is used by the
traffic policing mechanism to prevent users from sending excess
traffic to the network.
MMDS Multichannel Multipoint Distribution Service. MMDS is a licensed
wireless service that has the capability to provide broadband access.
MMDS operates in several parts of the 2 GHz spectrum.
MRRC Maximum Receive Ratio Combining.
NA Not Available or Not Applicable
NAS Network Access Server. A Network Access Server operates as a client
of RADIUS. The client is responsible for passing user information to
designated RADIUS server(s(, and then acting on the response.
NAT Network Address Translation. Basic Network Address Translation
(Basic NAT) is a method by which IP addresses are mapped from one
group to another, transparent to end users. Network Address Port
Translation, or NAPT is a method by which many network addresses
and their TCP/UDP ports are translated into a single network
address and its TCP/UDP ports. Together, these two operations,
referred to as traditional NAT, provide a mechanism to connect a
realm with private addresses to an external realm with globally
unique registered addresses.
NIC Network Interface Card. An expansion board you insert into a
computer (or a built-in component) that enables the computer to
connect to a network. Most NICs are designed for a particular type of
network, protocol, and media, although some can serve multiple
networks.
NIU Network Interface Unit
NLOS Non Line Of Sight. A term referring to wireless services which don't
require a clear open path between sites.
NMS Network Management System. A system responsible for managing at
least part of a network. An NMS is generally a reasonably powerful
and well-equipped computer, such as an engineering workstation.
NMSs communicate with agents to help keep track of network
statistics and resources.
NOC Network Operations Center. The physical space from which a
typically large telecommunications network is managed, monitored
and supervised.
NPU Network Processing Unit