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  2. Troubleshoot a broadband internet connection - AOL Help

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

    Check the physical connection - A loose cable or cord can often be the cause of a connection problem. Make sure everything is securely connected to the wall and device. 3. Reboot your modem/router - Sometimes the old "turn it off and on again" approach actually does work! Just wait about five minutes before turning it back on to make sure ...

  3. Ethernet - Wikipedia

    en.wikipedia.org/wiki/Ethernet

    An Ethernet port on a laptop computer connected to a twisted pair cable with an 8P8C modular connector Symbol used by Apple and Google on some devices to denote an Ethernet connection Ethernet ( / ˈ iː θ ər n ɛ t / EE -thər-net ) is a family of wired computer networking technologies commonly used in local area networks (LAN), metropolitan ...

  4. IEEE 802.3 - Wikipedia

    en.wikipedia.org/wiki/IEEE_802.3

    IEEE 802.3 is a working group and a collection of standards defining the physical layer and data link layer's media access control (MAC) of wired Ethernet.The standards are produced by the working group of Institute of Electrical and Electronics Engineers (IEEE).

  5. Duplex mismatch - Wikipedia

    en.wikipedia.org/wiki/Duplex_mismatch

    It does not detect any collision since CSMA/CD is disabled on the full-duplex side. As a result, when both devices are attempting to transmit at (nearly) the same time, the packet sent by the full-duplex end will be discarded and lost due to an assumed collision and the packet sent by the half duplex device will be delayed or lost due to a CRC ...

  6. Ethernet crossover cable - Wikipedia

    en.wikipedia.org/wiki/Ethernet_crossover_cable

    An Ethernet crossover cable is a crossover cable for Ethernet used to connect computing devices together directly. It is most often used to connect two devices of the same type, e.g. two computers (via their network interface controllers ) or two switches to each other.

  7. NO CARRIER - Wikipedia

    en.wikipedia.org/wiki/NO_CARRIER

    Three network interface widgets (2 Ethernet and 1 WiFi) showing two network interfaces being up, one being down with no cable plugged in (hence: "no carrier"), underlined in red. NO CARRIER (capitalized) is a text message transmitted from a modem to its attached device (typically a computer ), indicating the modem is not (or no longer ...

  8. No criminal charges will be filed over the death of a 12-year-old boy who suffocated at a North Carolina wilderness camp after staff mandated he stay overnight in a fully enclosed sleeping sack ...

  9. Explicit Congestion Notification - Wikipedia

    en.wikipedia.org/wiki/Explicit_Congestion...

    Explicit Congestion Notification (ECN) is an extension to the Internet Protocol and to the Transmission Control Protocol and is defined in RFC 3168 (2001). ECN allows end-to-end notification of network congestion without dropping packets.