Telecommunication Systems and Technology

Define Basic 9-1-1 System

An emergency telephone system, which automatically connects 9-1-1 callers to a designated answering point Call routing is determined by originating central office only

Define Enhanced 9-1-1

An emergency telephone system which includes network switching, database and CPE elements capable of providing Selective Routing, Selective Transfer, Fixed Transfer, ANI, and ALI

Define Base Rate

A rate or rates billed by a service supplier, as stated in the service supplier's charges approved by the appropriate regulatory authority, that represent the service supplier's recurring charges for local exchange access lines or their equivalent, exclus

Define Dispatch Method

A method of responding to a telephone request for emergency service by which a public safety answering point decides on the proper action to be taken and dispatches, when necessary, the appropriate emergency service unit

Define Local Exchange Access Lines

All types of lines or trunks that connect a service user to the service supplier's local telephone exchange office

Define 9-1-1 Service

A telecommunications service through which the user of a public telephone system has the ability to reach a public safety answering point by dialing the digits 9-1-1

Define Participating Jurisdiction

A public agency that, by vote, consents to receive 9-1-1 service from an emergency communication district

Define Principal Service Supplier

The entity that provides the most central office lines to an emergency communication district

Define Private Safety Entity

A private entity that provides emergency fire-fighting, ambulance, or medical services

Define Public Agency

A municipality or county in this state that provides or has authority to provide fire-fighting, law enforcement, ambulance, medical, or other emergency services

Define Public Safety Agency

The division of a public agency that provides fire-fighting, law enforcement, ambulance, medical, or other emergency services

Define Relay Method

The method of responding to a telephone request for emergency service by which a public safety answering point notes pertinent information and relays that information to the appropriate public safety agency or another provider of emergency services for ap

Define Selective Routing

The process by which 9-1-1 calls are routed to the appropriate PSAP or other designated destination, based on the caller's location information

Define Service Supplier

an entity providing local exchange access lines to a service user in an emergency communication district

Define Service User

A person that is provided local exchange access lines, or their equivalent, in an emergency communication district

Define Transfer Method

The method of responding to a telephone request for emergency service by which a public safety answering point transfers the call directly to the appropriate public safety agency or another provider of emergency services for appropriate action

Define Database

The information stored in a management system that is a system of manual procedures and computer programs used to create, store, and update the data required for the selective routing and automatic location identification features in the provision of comp

Define Business Service User

A user of business service that provides telecommunications service, including 9-1-1 service, to end users through a publicly or privately owned telephone switch

Define Business Service

A telecommunications service classified as a business service under rules adopted by the Public Utility Commission of Texas or under the applicable tariffs of the principal service supplier

PBX

Private Business Exchange

BUSN

Business phone

CNTX

Centrex

RESD

Residential line

COIN

Coin/Payphone

OPXR

Off Premise Extension

TLMA

Telematics refers to any device which merges telecommunications and informatics

Define Static VoIP

When a computer or VoIP telephone service is not moveable

Define Nomadic VoIP

Nomadic is usually a VoIP phone installed in a portable computer which can be taken with the subscriber

Define Mobile VoIP

The location of the VoIP phone can change during a call

Define Virtual Private Cloud (VPC)

is an on demand configurable pool of shared computing resources allocated within a public cloud environment, providing a certain level of isolation between the different organizations using the resources