D-Link DWM-156 - Glossary

33D-Link DWM-156 User Manual
Appendix A - Glossary
Glossary
2G - Second-generation mobile networking technology. Represents a switchover from analog to digital; most 2G
networks use GSM.
3G - Third-generation mobile networking technology that enables simultaneous transfer of voice and non-voice data;
most 3G networks use WCDMA.
3.5G - A more recent standard of mobile networking technology; generally uses HSDPA.
3.75G - A more recent standard of mobile networking technology; generally uses HSUPA.
APN (Access Point Name/Network) - Provides GPRS routing information. Consists of: Network ID: Identies the
external service requested by a GPRS user. Mobile network operator ID: Species routing information.
ARFCN (Absolute Radio Frequency Channel Number) - The specic ID numbers for all radio channels used in
cellular mobile communications.
Bps (bits per second) - How data ow is measured.
DNS (Domain Name System) - Helps route network trafc by making the addressing process more user-friendly.
DHCP (Dynamic Host Conguration Protocol) - How devices obtain IP addresses from a server.
DUN (Dial-Up Network) - Windows component that enables online access via a modem.
EDGE (Enhanced Data GSM Environment/Enhanced Data for Global Evolution) - Advanced GPRS that delivers
multimedia and other data needing greater bandwidth at up to 237 kbps.
GPRS (General Packet Radio Service) - Delivers data in packets at up to 86 kbps.
GSM (Global System for Mobile Communications) - The most popular cellular network, mostly operates in 850-
900 or 1800-1900 MHz; the primary 2G system.