Glossary of Terms

Understand basic Public Safety definitions and terms.

Erlang

Definition:

A measure of traffic intensity in a telecommunications system or network. One Erlang is one fully occupied traffic path.
It is one traffic path continuously occupied or multiple paths carrying an aggregate load of one call‐hour per hour.

GTM

Global Traffic Manager.

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Load Balancing

The process of assigning customers to line equipment to maintain a proper distribution of traffic in a switching system.

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Back-Haul

A communications path that takes traffic farther than the ultimate destination and then routes it back. The cost of transmission to the more remote...

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Diversity

The technique of using one, two, or more separate transmission channels. If the channels are along the same path, there is frequency or polarization...

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