Glossary of Terms

Understand basic Public Safety definitions and terms.

ESInet

Definition:

Emergency Services Internet Protocol (IP) Network. An IP based inter‐network (network of networks) shared by all
agencies that may be involved in an emergency. It provides the IP transport infrastructure upon which independent
application platforms and core services can be deployed. The term defines the network, not the services that ride the
network.

ESMI

Emergency Service Messaging Interface. Emergency Information Services Interface (EISI) and Emergency Service Messaging Interface (ESMI) comprise a...

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EISI

Emergency Information Services Interface. A services‐oriented architecture that describes a set of features and profiles for providing, invoking,...

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ESN-MPCAP

Table within the IntelliVector MPC/GMLC which provides reference of MPCAP values that should be assigned to calls originated from phones with the...

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Erlang

A measure of traffic intensity in a telecommunications system or network. One Erlang is one fully occupied traffic path. It is one traffic path...

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