Glossary of Terms

Understand basic Public Safety definitions and terms.

ESNFMCCAP

Definition:

Electronic Serial Number Mobile Positioning Capability. This table is used to assign a mobile position capability to an
electronic serial number of a handset.

ESN

1. Emergency Service Number A three-digit number that is assigned to the caller's telephone number in the tandem office translations. The emergency...

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Understanding Emergency Service Zones: Key Public Safety Terms Explained

Emergency Service Zone. An area in which all 9‐1‐1 calls are routed to a specific PSAP and in which all residents are served by the same responding...

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ESC

Enterprise Small Cell.

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ESG

Emergency Services Gateway.

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