Glossary of Terms

Understand basic Public Safety definitions and terms.

4G

Definition:

Fourth‐generation technology for wireless communication, includes mobile communications and LTE (Long Term Evolution), are 3GPP specifications for mobile broadband networks. 4G provides faster data download and upload speeds.

IS-41

Interim Standard 41. Cellular Radio Telecommunications Intersystem Operations. Signaling protocol for cellular mobility management. A set of...

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3G

Third‐generation technology for wireless communication, providing the basis for wireless.

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NRF

No Record Found. When a PSAP receives an E9‐1‐1 call for which no data is displayed.

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Zone Default

The Zone Default number is like an MSC (Mobile Switching Center) default for GSM (Global System for Mobile Communication). Because there are...

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