Glossary of Terms

Understand basic Public Safety definitions and terms.

SMPP

Definition:

Short Message Peer‐to‐Peer. A telecommunications industry protocol for exchanging SMS messages between SMS peer
entities such as short message service centers and/or External Short Messaging Entities. It is used to allow third parties
to submit messages, often in bulk.

Real-Time

An operating mode in which the information to be handled is sent, processed, and returned in a time interval that is short relative to the...

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COP

Confidence Percentage. Sometimes shown in a display field on a PSAP's CPE. Contains the percent of confidence associated with the lat/long.

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PCS

Personal Communications Services. FCC terminology describing intelligent, digital wireless, personal two‐way communications systems.

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Busy Tone

The sound provided to a caller to indicate the desired destination is unavailable. (60 IPM (interruptions per minute).)

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