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  2. 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 ...

  3. OSI protocols - Wikipedia

    en.wikipedia.org/wiki/OSI_protocols

    The transport layer transfers data between source and destination processes. Generally, two connection modes are recognized, connection-oriented or connectionless. Connection-oriented service establishes a dedicated virtual circuit and offers various grades of guaranteed delivery, ensuring that data received is identical to data transmitted.

  4. Transport layer - Wikipedia

    en.wikipedia.org/wiki/Transport_layer

    Many non-IP-based networks, such as X.25, Frame Relay and ATM, implement the connection-oriented communication at the network or data link layer rather than the transport layer. In X.25, in telephone network modems and in wireless communication systems, reliable node-to-node communication is implemented at lower protocol layers.

  5. OSI model - Wikipedia

    en.wikipedia.org/wiki/OSI_model

    Other examples of software are Microsoft Network Software for File and Printer Sharing and Unix/Linux Network File System Client for access to shared file resources. Application-layer functions typically include file sharing, message handling, and database access, through the most common protocols at the application layer, known as HTTP, FTP ...

  6. 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 ...

  7. QUIC - Wikipedia

    en.wikipedia.org/wiki/QUIC

    To solve this problem, QUIC includes a connection identifier to uniquely identify the connection to the server regardless of source. This allows the connection to be re-established simply by sending a packet, which always contains this ID, as the original connection ID will still be valid even if the user's IP address changes.

  8. Internetworking - Wikipedia

    en.wikipedia.org/wiki/Internetworking

    The most notable example of internetworking is the Internet, a network of networks based on many underlying hardware technologies. The Internet is defined by a unified global addressing system , packet format, and routing methods provided by the Internet Protocol .

  9. Template:Internet protocol suite - Wikipedia

    en.wikipedia.org/wiki/Template:Internet_protocol...

    Template {{Internet protocol suite}} is used to display well-known protocols in respect to their network layer. Template parameters [Edit template data] This template prefers inline formatting of parameters. Parameter Description Type Status Link layer link Display an extra link layer protocol. Example link=[[TRILL (computing)|TRILL]] String optional Internet layer internet Display an extra ...