Centrex definition

Centrex means a Telecommunications Service associated with a specific grouping of lines that uses central office switching equipment for call routing to handle direct dialing of calls, and to provide numerous private branch exchange-like features.
Centrex means a Telecommunications Service that uses Central Office switching equipment for call routing to handle direct dialing of calls, and to provide many private branch exchange-like, features.
Centrex means a business telephone service offered by a local exchange company from a local central office; a normal single line telephone service with added custom calling features including but not limited to intercom, call forwarding, and call transfer.

Examples of Centrex in a sentence

Memoranda delegating authority to issue TSRs must state that the authority does not apply to Rate Stabiliza- tion Plans or orders for new Centrex service on a site level basis, except for new locations that require interim, tempo- rary, small or emergency service.

Note: If you are calling from a City Centrex line, you must first dial nine (9) to get an outside line.

Charges for the usage of IP Centrex service number as specifically assigned for the Service under this Agreement will be imposed by TM to the Customer at TM’s pre-determined rates.

New phone set only applicable to new customers and existing customers that subscribe additional IP Centrex service.

TM shall not be responsible for service downtime and any damages resulting from construction and renovation done by Customer or any third party, during or after the installation of the IP Centrex.


More Definitions of Centrex

Centrex means a business telephone service offered by some Local Exchange Carriers that provides PBX type features over access lines.
Centrex or "ESSX" shall mean any variety of services offered in connection with any tariffed telephone service in which switching services and other dialing features are provided by the regulated local exchange telephone service supplier.
Centrex. – means telephone lines from a PBX-like telephone service that are switched in a local telephone company central office instead of the customer’s premises.
Centrex means a business telephone service offered by a local exchange company
Centrex means a telecommunications service providing a customer with direct inward dialing to telephone extensions and direct outward dialing from them.
Centrex means a type of private branch exchange with the switching equipment as part of the telephone company’s central office. Centrex systems enable incoming calls to be dialed directly to an extension without an operator’s assistance and are often used to tie together numerous separate offices or locations. Outgoing intercom calls are dialed directly by the extension users. When making an emergency call from a Centrex telephone, it is necessary to dial “9” before dialing the 911 emergency number.
Centrex. , including Centrex Plus, means a Telecommunications Service that uses central office switching equipment for call routing to handle direct dialing of calls and to provide numerous private branch exchangelike features.