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  2. Session border controller - Wikipedia

    en.wikipedia.org/wiki/Session_border_controller

    A session border controller ( SBC) is a network element deployed to protect SIP based voice over Internet Protocol (VoIP) networks. Early deployments of SBCs were focused on the borders between two service provider networks in a peering environment. This role has now expanded to include significant deployments between a service provider's ...

  3. AT&T Internet - Wikipedia

    en.wikipedia.org/wiki/AT&T_Internet

    Website. www .att .com /internet /. AT&T Internet is an AT&T brand of broadband internet service. Previously, AT&T Internet was branded as U-verse Internet and bundled with U-verse TV, which was spun off into the newly independent DirecTV in 2021. AT&T Internet plans powered by fiber-optic cable use the AT&T Fiber brand.

  4. International Mission Board - Wikipedia

    en.wikipedia.org/wiki/International_Mission_Board

    Website. imb.org. The International Mission Board (or IMB, formerly the Foreign Mission Board) is a Christian missionary society affiliated with the Southern Baptist Convention (SBC). The headquarters is in Richmond, Virginia, United States .

  5. Southwestern Bell - Wikipedia

    en.wikipedia.org/wiki/Southwestern_Bell

    Starting in 1999, SBC Communications began branding its operating companies as part of the "SBC Global Network," with the name enclosed in a circle with the Pacific Telesis "access" mark to the logos of its divisions (Ameritech, Nevada Bell, Pacific Bell, SNET, Southwestern Bell). Southwestern Bell logo, 1999-2000

  6. Add access phone numbers to AOL Dialer - AOL Help

    help.aol.com/.../manually-add-access-phone-numbers

    Connect an access number to AOL Dialer. 1. Click Connection Settings from the mail AOL Dialer page and follow the prompts. 2. Enter your location and connection type and click Next. 3. Select your dialing options and click Next. 4. Enter your area code and click Next. 5. Select 2-3 access phone numbers and click Next.

  7. AT&T - Wikipedia

    en.wikipedia.org/wiki/AT&T

    AT&T Inc. (with "AT&T" being an abbreviation for its former name, the American Telephone and Telegraph Company) is an American multinational telecommunications holding company headquartered at Whitacre Tower in Downtown Dallas, Texas. [5] It is the world's fourth-largest telecommunications company by revenue and the largest wireless carrier in ...

  8. Ameritech - Wikipedia

    en.wikipedia.org/wiki/Ameritech

    After the merger with SBC, AADS did business as the SBC Network Access Point or SBC/AADS NAP. Ameritech logo, 1984–1993 Ameritech's final logo, 1993–2002. Prior to its merger with SBC Communications, Ameritech's corporate headquarters were in a leased space above the Chicago Mercantile Exchange on floors 34 through 39 of 30 S Wacker Dr ...

  9. SIP trunking - Wikipedia

    en.wikipedia.org/wiki/SIP_trunking

    SIP trunking is a voice over Internet Protocol (VoIP) technology and streaming media service based on the Session Initiation Protocol (SIP) by which Internet telephony service providers (ITSPs) deliver telephone services and unified communications to customers equipped with SIP-based private branch exchange (IP-PBX) and unified communications ...