77
UM150 User’s Manual
77
UM150 User’s Manual
7. GLOSSARY
1xRTT
Short for single carrier (1x) Radio Transmission Technology. A high speed wireless
technology based on the CDMA platform. 1xRTT has the capability of providing
broadband-like speeds of up to 144 Kbps. 1xRTT is also referred to as CDMA2000.
1xEVDO
Part of a family of CDMA2000 1x digital wireless standards. 1xEVDO is a “3G”
standard. EVDO stands for “EVolution, Data-Optimized.” 1xEVDO is based on a
technology initially known as “HDR” (High Data Rate) or “HRPD” (High Rate Packet
Data), developed by Qualcomm. The international standard is known as IS-856.
1xEVDO has the capability of providing broadband-like speeds of average speeds
of 300-600 Kbps.
Access Point
An interface between a Wi-Fi network and a wired network.
bps
Bits per second – rate of data flow.
Broadband
High-capacity high-speed, transmission channel with a wider bandwidth than
conventional copper telephone
lines. Broadband channels can carry video, voice, and data simultaneously.
COM Port
Defines a serial/RS-232 port within the Windows environment. May be physical or
virtual.
Dial-Up Connection
A switched network connection established by a computer using an analog data
modem over ordinary copper telephone lines.
Dormancy
A network state that occurs when no data has been transmitted or received after
a given amount of time. A network connection may disconnect during a dormant
state.
Firewall
A hardware or software boundary that protects a network or single PC from
unwanted outside traffic.
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