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  2. 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 ...

  3. Mobile network codes in ITU region 3xx (North America)

    en.wikipedia.org/wiki/Mobile_network_codes_in...

    This list contains the mobile country codes and mobile network codes for networks with country codes between 300 and 399, inclusively – a region that covers North America and the Caribbean.

  4. ATN International - Wikipedia

    en.wikipedia.org/wiki/ATN_International

    ATN International, Inc. (ATN) formerly known as Atlantic Tele-Network, Inc., is a publicly traded telecommunications company that is headquartered in Beverly, Massachusetts. It operates digital wireless, wireline, and both terrestrial and submarine fiber optic networks, serving markets that are geographically separated and technically ...

  5. List of mobile virtual network operators in the United States

    en.wikipedia.org/wiki/List_of_mobile_virtual...

    Mobile virtual network operators (MVNOs) in the United States lease wireless telephone and data service from the four major cellular carriers in the country—AT&T Mobility, Boost Mobile, T-Mobile US, and Verizon—and offer various levels of free and/or paid talk, text and data services to their customers.

  6. What is Apple's 'SOS mode'? iPhone feature lets you make ...

    www.aol.com/apples-sos-mode-iphone-feature...

    You can also create emergency contacts that will receive a text message with your location after your emergency call ends, and which will update if your location changes. On all iPhone 14 or later ...

  7. 5ESS Switching System - Wikipedia

    en.wikipedia.org/wiki/5ESS_Switching_System

    The 5ESS switch has three main types of modules: the Administrative Module (AM) contains the central computers; the Communications Module (CM) is the central time-divided switch of the system; and the Switching Module (SM) makes up the majority of the equipment in most exchanges. The SM performs multiplexing, analog and digital coding, and ...

  8. List of telephone switches - Wikipedia

    en.wikipedia.org/wiki/List_of_telephone_switches

    DMS-250 (Equal Access Carrier Switch-digital) DMS-300 (International Gateway Switch-digital) DMS-300/250 (combination Carrier/International Gateway 70,000 to 100,000 trunks) DMS-500 (Local/Toll + CLEC Switch) DMS-Global Services Platform; DMS-MTX (Cellular MTSO) Stored Program (SP) (Electronic Stored Program Control using mini-bar switches)

  9. Add or disable 2-step verification for extra security - AOL Help

    help.aol.com/articles/2-step-verification...

    Add an extra security step to sign into your account with 2-step verification. Find out how to turn on 2-step verification and receive a verification code, and how to turn off 2-step verification if you need to.