Glossary of Terms

Understand basic Public Safety definitions and terms.

Disaster Routing

Definition:

Capability of the telephone company, when notified by the PSAP, to reroute 9-1-1 calls to some other predesignated location during a disaster situation.

Inter-Tandem Transfer

The capability of transferring a call over the 9‐1‐1 network from a PSAP served by one 9‐1‐1 tandem to a PSAP served by a different 9‐1‐1 tandem.

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Manual Transfer

A feature that enables the PSAP attendant to transfer incoming 9‐1‐1 calls by manually obtaining dial tone through use of the telephone switch or...

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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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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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