User Manual

120 40515-100a HiPR900 User Manual
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Gateway A device that interconnects networks with different, incompatible communica-
tions protocols.
Gemini-G3 High specs dual DSP mobile radiomodem with Dataradio Parallel Decode™
technology
HDX Half Duplex. Data transmission that can occur in two directions over a single
line, using separate Tx and Rx frequencies, but only one direction at a time.
HTTP HyperText Transport Protocol - The communications protocol used to connect to
servers on the World Wide Web.
IPCONFIG A Windows 2000 and XP utility that displays the IP address for a particular net-
working device.
MAC Media Access Control - The unique address that a manufacturer assigns to each
networking device.
NAT Network Address Translation - NAT technology translates IP addresses of a local
area network to a different IP address for the Internet.
Network A series of computers or devices connected for the purpose of data sharing, stor-
age, and/or transmission between users.
Network speed This is the bit rate on the RF link between units.
Node A network junction or connection point, typically a computer or work station.
OIP Optimized IP – Compresses TCP and UDP headers, and filters unnecessary ac-
knowledgments. This makes the most use of the available bandwidth.
OTA Over-The-Air - Standard for the transmission and reception of application-related
information in a wireless communications system
Paragon-III IP-based data radio base station used in mobile networks and designed specifi-
cally to fit the needs of vehicular applications. Runs up to 128 kb/s
Parallel Decode Technology featuring dual receivers for added data decode sensitivity in multi-
path and fading environments.
Ping Packet INternet Groper - An Internet utility used to determine whether a particu-
lar IP address is online.
PLC Programmable Logic Controller. An user-provided intelligent device that can
make decisions, gather and report information, and control other devices.
Router A networking device that connects multiple networks together.
RS-232 Industry–standard interface for data transfer.
Static IP Address A fixed address assigned to a computer or device that is connected to a network.
Static Routing Forwarding data in a network via a fixed path.
Subnet Mask An address code that determines the size of the network.
Switch A data switch that connects computing devices to host computers, allowing a
large number of devices to share a limited number of ports.
Sync Data transmitted on a wireless network that keeps the network synchronized.
TCP Transmission Control Protocol - A network protocol for transmitting data that re-
quires acknowledgement from the recipient of data sent.
TCP/IP Transmission Control Protocol/Internet Protocol - A set of instructions PCs use
to communicate over a network.
Telnet A user command and TCP/IP protocol used for accessing remote PCs.