Glossary of Terms

Understand basic Public Safety definitions and terms.

Fixed Bridge List

Definition:

The set of "star" codes that the PSAP can choose to assign to different destinations (like Poison Control). The numbers
are PDSAP dependent, not ESN dependent.

Selective Router Bridge/Transfer

A scenario where IEN Voice has delivered a call to a PSAP supported by IEN Voice. That PSAP chooses to bridge on a PSAP that is not connected...

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Re-projection

Converting foreign data from the PSAP specified projection to that used by the GIS team, allowing analysts to overlay the data with current...

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Disaster Routing

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

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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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