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  2. Troubleshoot a dial-up connection - AOL Help

    help.aol.com/articles/troubleshooting-a-dial-up...

    An active internet connection is required to be able to access all the best that America Online® offers. If you're using dial-up internet and can't connect, try the following troubleshooting steps: Check the dial tone - If you DO have one, it's likely the problem has something to do with your computer. If you DON'T, it's likely the problem has ...

  3. Troubleshoot a broadband internet connection - AOL Help

    help.aol.com/articles/troubleshooting-a...

    Check if you can visit other sites with a different browser - If you can go to another site, the problem may be associated the browser you're using. If you don't have another browser, download a supported one for free. 2. Check the physical connection - A loose cable or cord can often be the cause of a connection problem. Make sure everything ...

  4. Session border controller - Wikipedia

    en.wikipedia.org/wiki/Session_border_controller

    In many cases the SBC hides the network topology and protects the service provider or enterprise packet networks. The SBC terminates an inbound call and initiates the second call leg to the destination party. In technical terms, when used with the SIP protocol, this defines a back-to-back user agent (B2BUA). The effect of this behavior is that ...

  5. Southwestern Bell - Wikipedia

    en.wikipedia.org/wiki/Southwestern_Bell

    The Southwestern Bell brand vanished in late 2002 when SBC dropped the names of all its operating companies to use "SBC" as a national brand. Since d.b.a. names weren't approved before publishing deadlines for telephone directories distributed in December 2002 and January 2003, the Southwestern Bell Telephone Co. name remained on telephone ...

  6. Digital subscriber line - Wikipedia

    en.wikipedia.org/wiki/Digital_subscriber_line

    Digital subscriber line (DSL; originally digital subscriber loop) is a family of technologies that are used to transmit digital data over telephone lines. [1] In telecommunications marketing, the term DSL is widely understood to mean asymmetric digital subscriber line (ADSL), the most commonly installed DSL technology, for Internet access.

  7. AOL Help

    help.aol.com

    Get answers to your AOL Mail, login, Desktop Gold, AOL app, password and subscription questions. Find the support options to contact customer care by email, chat, or phone number.

  8. NAT traversal with session border controllers - Wikipedia

    en.wikipedia.org/wiki/NAT_traversal_with_session...

    NAT traversal with SBC during user registration. Similar to the registration case, the SBC will also include itself in the path of INVITE and other request messages. When receiving an INVITE from a user agent behind a NAT, the SBC will include a via header with its own address, replace the information in the contact header with its own address and also replace the address information in the ...

  9. AOL Mail

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    Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!