Glossary of Terms

Understand basic Public Safety definitions and terms.

MSC

Definition:

Mobile Switching Center. Wireless carrier's version of EO.

CPSC

Carrier and PSAP Support Center.

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LEC

Local Exchange Carrier. A Telecommunications Carrier (TC) under the state/local Public Utilities Act that provides local exchange telecommunications...

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CLEC

Competitive Local Exchange Carrier. 1) A LEC that competes for local access business in a non‐indigenous area. 2) A team at Intrado which provides...

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ALEC

Alternative Local Exchange Carrier. Emerging telecommunications service provider that competes with Incumbent Local Exchange Carriers (ILECs) for...

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