User's Manual

G LOSSARY
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IEEE 802.16E The WiMAX standard that provides mobile broadband wireless access using
Scalable Orthogonal Frequency Division Multiple Access (SOFDMA).
IEEE 802.1X Port Authentication controls access to the switch ports by requiring users to
first enter a user ID and password for authentication.
IP ADDRESS The Internet Protocol (IP) address is a numerical identification assigned to
a device that communicates in a network using the Internet Protocol.
ISP Internet Service Provider. A company that offers an access service that
connects customers to the Internet.
LED Light emitting diode. Used for indicating a device or network condition.
LAN Local Area Network. A group of interconnected computer and support
devices.
MAC ADDRESS The physical layer address used to uniquely identify network nodes.
MS-CHAPV2 Microsoft’s version 2 of the Challenge-Handshake Authentication Protocol.
Introduced by Microsoft with Windows 2000, MS-CHAPV2 (defined in RFC
2759) provides mutual authentication between peers using user names
and passwords.
ODFM Orthogonal Frequency Division Multiplexing. The air interface defined for
IEEE 802.11g Wi-Fi. OFDM allows multiple users to transmit in an allocated
band by dividing the bandwidth into many narrow bandwidth carriers.
RADIUS Remote Authentication Dial-in User Service. A logon authentication
protocol that uses software running on a central server to control access to
a network.
RJ-45 CONNECTOR A connector for twisted-pair wiring.
RSSI Receive Signal Strength Indicator. A measurement of the strength of a
received wireless signal. The higher the RSSI value, the stronger the
received signal from the antenna.
ROAMING The process where a WiMAX subscriber can move onto another operator’s
network while maintaining a continuous connection.