I have cat 6 cabale and router and laptop have gbps port and also my network provider support gbps speed still my network shows me its 100 mbps any solution?

  • timbro1@alien.top
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    1 year ago

    check for damaged pins in ethernet ports. gigabit uses 4 pairs and 100 meg uses 2 pairs so maybe a bad connection in one of the ports.

  • Bronzie@sh.itjust.works
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    1 year ago

    Test patching directly into router, not via internal cabling.
    Test different cable.
    Test with different laptop.

    Just for fun: test WiFi, preferably 5 GHz. If that nets you more than 100 mbit then your router/ISP is the issue.

    Also, what do you get when testing on e.g. Speedtest.net?

  • WildMartin429@alien.topB
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    1 year ago

    Are you plugged directly into your router or into a switch? What model is your network card on your computer? What model is your router or any switched in between your computer and the router? There is probably a device that is a 10/100 device instead of a 10/100/1000 device but we need more info to diagnose the issue.

  • Rainner32@alien.topB
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    1 year ago

    Even if you have a cat 6 rated cable depending on the cable itself, the NIC and your router will validate if it can reach 1GB speeds, if the twisted pairs in the cat 6 cable are degraded in anyway then the NIC and the router will negotiate to a speed it can support, which may be your issue here. I would try using another cat 6 cable you know is good to validate if its just a bad cable or not.

    or lets say ha

  • Aritra_1997@alien.topB
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    1 year ago

    Here are my checklist when this happens.

    1. Check the NIC on the machine and see if it supports 1 GBPS
    2. Check the ethernet wire to see if the cable is properly terminated or not.
    3. Check the port on the switch/router you are connecting to and see if that’s the culprit.
      • Societyinflames@alien.topB
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        1 year ago

        Good idea. Check all that may be able to influence the speed. I spent an hour scratching my head about this same problem once and it was a Cat5 (fe) cable between my switch and router - I kissed it because I kept looking at the patching on the port. If cables test out fine then go ‘upstream’.

  • su_ble@alien.topB
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    1 year ago
    1. try another cable - make sure it is CAT6 or better CAT6A
    2. Have a look if (even if it says so) Auto-MX is active - if it is, set connection speed manualy to 1gbps
    3. If there is another Port on your Providers Router, go for it
      • su_ble@alien.topB
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        1 year ago

        Properties of your NIC - but also on the router - if not possible (stuff from ISP)try another port on your router first if it has more than one “Lan ports”

  • NBE_23@alien.topB
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    1 year ago

    This just happened to me today lol, turns out my old Dell laptop doesn’t have a gigabit port. Got full speed on Apple TV and new laptop.

  • Wdrussell1@alien.topB
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    1 year ago

    99 times out of 100 this is an issue with the cable. Be it the one in the computer or the one in the wall.

  • bigjoebowski22@alien.topB
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    1 year ago

    I’ve seen 5-6 Asus Zephyrus laptops refuse to connect at anything other than 100Mbps, even after turning off the auto-neg and setting it to 1G, they would still connect to the switch at 100M.

    This has all been within the last 6 months, I wonder if they released a broken driver for whatever NIC they’re using.