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  2. Circuit ID - Wikipedia

    en.wikipedia.org/wiki/Circuit_ID

    A circuit ID is a company-specific identifier assigned to a data or voice network connection between two locations. This connection, often called a circuit, may then be leased to a customer referring to that ID. In this way, the circuit ID is similar to a serial number on any product sold from a retailer to a customer.

  3. Common Language Information Services - Wikipedia

    en.wikipedia.org/wiki/Common_Language...

    Common Language Information Services encompasses several products that are in general use by the global telecommunications industry through license agreements. Common Language products combine numerics and mnemonics to establish naming conventions that telecommunication companies use to exchange critical information via Operations Support Systems and other interface mechanisms.

  4. CLLI code - Wikipedia

    en.wikipedia.org/wiki/CLLI_code

    CLLI code (sometimes referred to as CLLI name or Common Language Location Identifier Code, and often pronounced as silly) is a Common Language Information Services identifier used within the North American telecommunications industry to specify the location and function of telecommunications equipment or of a relevant location such as an international border or a supporting equipment location ...

  5. List of telephone switches - Wikipedia

    en.wikipedia.org/wiki/List_of_telephone_switches

    A typical circuit board would implement a single 4 input "NAND" gate. Of the myriad of cards in the system - many were dedicated diagnostic gates. The diagnostic software had a very high (95% +) success rate identifying a single failing card.

  6. Circuit identification code - Wikipedia

    en.wikipedia.org/wiki/Circuit_identification_code

    The ISDN Services User Part Circuit Identification Code (CIC) is part of the Signaling System #7 which is used to set up telephone calls in Public Switched Telephone Networks [1] as part of the Initial Address Message (IAM).

  7. How to Do a Free Reverse Phone Lookup & the 8 Best ... - AOL

    www.aol.com/finance/free-reverse-phone-lookup-8...

    You can also do a reverse cell phone lookup on your mobile device or desktop, which makes it convenient whether you’re at home or on the go. 6. FindPeopleEasy.

  8. Automatic number identification - Wikipedia

    en.wikipedia.org/.../Automatic_number_identification

    Automatic number identification (ANI) [1] [2] is a feature of a telecommunications network for automatically determining the origination telephone number on toll calls for billing purposes. Automatic number identification was originally created by the American Telephone and Telegraph Company (AT&T) for long distance service in the Bell System ...

  9. How AT&T customers can protect themselves in the latest data ...

    www.aol.com/t-customers-protect-themselves...

    AT&T said Friday that data was breached from “nearly all” of its cellular customers and the customers of wireless providers that used its network between May 1, 2022, and October 31, 2022.