Glossary of Terms

Understand basic Public Safety definitions and terms.

E9-1-1 Service Provider

Definition:

The entity responsible for establishing and overseeing the functions necessary to accept 9‐1‐1 calls from carriers and
deliver to PSAPs using appropriate routing logic and delivering emergency response information such as ALI.

Alternate PSAP

An Alternate PSAP is designated to receive 9‐1‐1 calls if the call cannot be delivered to the primary PSAP.

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Wireless Phase 0

0 Required by FCC. The delivery of a wireless 9‐1‐1 call (where 9‐1‐1 are dialed digits) to a PSAP.

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Wireless Phase .5

The delivery to a PSAP of either callback number or location information (but not both) for a wireless 9‐1‐1 call.

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Wireless Phase I & II

Phase I: Required by FCC Report and Order 96‐264 pursuant to Notice of Proposed Rulemaking (NPRN) 94‐102. The delivery of a wireless 9‐1‐1 call...

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