Low speed for Atheros AR8151











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I hope someone can help! i've just cat6 cable through my house and hardwired my HTPC, I decided to do a quick speed test and was only getting ~91 Mb/s both devices have GB ports so i was expecting something higher. The HTPC runs Ubuntu 16.04.5 LTS (GNU/Linux 4.4.0-116-generic x86_64).



i did a:



 lspci


and got:



02:00.0 Ethernet controller: Qualcomm Atheros AR8151 v2.0 Gigabit Ethernet (rev c0)


and with



sudo ethtool enp2s0 | grep Speed


and got back: Speed: 100Mb/s



i found this: https://ubuntuforums.org/showthread.php?t=1677122, but when i follow the instructions i get:



Makefile:173: *** *** Aborting the build. *** This driver is not supported on kernel versions older than 2.4.0. Stop.


which i guess is fair enough as the post is pretty old, what are my options get a faster speed? am i doing something wrong?










share|improve this question






















  • Are you quite certain that you are using a known gigabit-capable cable, i.e. cat5e or cat6? Welcome to Ask Ubuntu.
    – chili555
    Dec 6 at 15:20












  • Hmmm nope! good call, the patch cables i'm using are probably quite old thinking about it. i shall check, if I am using a old cat5 cable would that be the reason why its only returning 100Mb/s when i run sudo ethtool enp2s0 | grep Speed ???
    – Ashley Guest
    Dec 6 at 16:03










  • Absolutely! Been there and done that myself. ethtool will report the maximum that the ethernet card is able to negotiate with the router/switch. A small pipe means low speeds.
    – chili555
    Dec 6 at 16:11










  • PS- If you have tp buy a better cable, I suggest that you get the very fastest available; that is the most future-proof. I prefer cat7 to cat6a if available and cat 6a over cat6 and so on. Please keep us posted.
    – chili555
    Dec 6 at 16:25










  • Just swapped over the cable, the original cable didn't have any writing on it but it must be cat5 as I swapped it with another that says cat5e and now reporting 1000Mb/s. Lan speed test is showing 891Mb/s.... much better! school boy error, i should have checked! will look into getting a better cable in the future as eventually i will have 3 additional devices feeding off the HTPC. Thanks for your help!
    – Ashley Guest
    Dec 6 at 17:35















up vote
0
down vote

favorite












I hope someone can help! i've just cat6 cable through my house and hardwired my HTPC, I decided to do a quick speed test and was only getting ~91 Mb/s both devices have GB ports so i was expecting something higher. The HTPC runs Ubuntu 16.04.5 LTS (GNU/Linux 4.4.0-116-generic x86_64).



i did a:



 lspci


and got:



02:00.0 Ethernet controller: Qualcomm Atheros AR8151 v2.0 Gigabit Ethernet (rev c0)


and with



sudo ethtool enp2s0 | grep Speed


and got back: Speed: 100Mb/s



i found this: https://ubuntuforums.org/showthread.php?t=1677122, but when i follow the instructions i get:



Makefile:173: *** *** Aborting the build. *** This driver is not supported on kernel versions older than 2.4.0. Stop.


which i guess is fair enough as the post is pretty old, what are my options get a faster speed? am i doing something wrong?










share|improve this question






















  • Are you quite certain that you are using a known gigabit-capable cable, i.e. cat5e or cat6? Welcome to Ask Ubuntu.
    – chili555
    Dec 6 at 15:20












  • Hmmm nope! good call, the patch cables i'm using are probably quite old thinking about it. i shall check, if I am using a old cat5 cable would that be the reason why its only returning 100Mb/s when i run sudo ethtool enp2s0 | grep Speed ???
    – Ashley Guest
    Dec 6 at 16:03










  • Absolutely! Been there and done that myself. ethtool will report the maximum that the ethernet card is able to negotiate with the router/switch. A small pipe means low speeds.
    – chili555
    Dec 6 at 16:11










  • PS- If you have tp buy a better cable, I suggest that you get the very fastest available; that is the most future-proof. I prefer cat7 to cat6a if available and cat 6a over cat6 and so on. Please keep us posted.
    – chili555
    Dec 6 at 16:25










  • Just swapped over the cable, the original cable didn't have any writing on it but it must be cat5 as I swapped it with another that says cat5e and now reporting 1000Mb/s. Lan speed test is showing 891Mb/s.... much better! school boy error, i should have checked! will look into getting a better cable in the future as eventually i will have 3 additional devices feeding off the HTPC. Thanks for your help!
    – Ashley Guest
    Dec 6 at 17:35













up vote
0
down vote

favorite









up vote
0
down vote

favorite











I hope someone can help! i've just cat6 cable through my house and hardwired my HTPC, I decided to do a quick speed test and was only getting ~91 Mb/s both devices have GB ports so i was expecting something higher. The HTPC runs Ubuntu 16.04.5 LTS (GNU/Linux 4.4.0-116-generic x86_64).



i did a:



 lspci


and got:



02:00.0 Ethernet controller: Qualcomm Atheros AR8151 v2.0 Gigabit Ethernet (rev c0)


and with



sudo ethtool enp2s0 | grep Speed


and got back: Speed: 100Mb/s



i found this: https://ubuntuforums.org/showthread.php?t=1677122, but when i follow the instructions i get:



Makefile:173: *** *** Aborting the build. *** This driver is not supported on kernel versions older than 2.4.0. Stop.


which i guess is fair enough as the post is pretty old, what are my options get a faster speed? am i doing something wrong?










share|improve this question













I hope someone can help! i've just cat6 cable through my house and hardwired my HTPC, I decided to do a quick speed test and was only getting ~91 Mb/s both devices have GB ports so i was expecting something higher. The HTPC runs Ubuntu 16.04.5 LTS (GNU/Linux 4.4.0-116-generic x86_64).



i did a:



 lspci


and got:



02:00.0 Ethernet controller: Qualcomm Atheros AR8151 v2.0 Gigabit Ethernet (rev c0)


and with



sudo ethtool enp2s0 | grep Speed


and got back: Speed: 100Mb/s



i found this: https://ubuntuforums.org/showthread.php?t=1677122, but when i follow the instructions i get:



Makefile:173: *** *** Aborting the build. *** This driver is not supported on kernel versions older than 2.4.0. Stop.


which i guess is fair enough as the post is pretty old, what are my options get a faster speed? am i doing something wrong?







networking atheros






share|improve this question













share|improve this question











share|improve this question




share|improve this question










asked Dec 6 at 14:40









Ashley Guest

31




31












  • Are you quite certain that you are using a known gigabit-capable cable, i.e. cat5e or cat6? Welcome to Ask Ubuntu.
    – chili555
    Dec 6 at 15:20












  • Hmmm nope! good call, the patch cables i'm using are probably quite old thinking about it. i shall check, if I am using a old cat5 cable would that be the reason why its only returning 100Mb/s when i run sudo ethtool enp2s0 | grep Speed ???
    – Ashley Guest
    Dec 6 at 16:03










  • Absolutely! Been there and done that myself. ethtool will report the maximum that the ethernet card is able to negotiate with the router/switch. A small pipe means low speeds.
    – chili555
    Dec 6 at 16:11










  • PS- If you have tp buy a better cable, I suggest that you get the very fastest available; that is the most future-proof. I prefer cat7 to cat6a if available and cat 6a over cat6 and so on. Please keep us posted.
    – chili555
    Dec 6 at 16:25










  • Just swapped over the cable, the original cable didn't have any writing on it but it must be cat5 as I swapped it with another that says cat5e and now reporting 1000Mb/s. Lan speed test is showing 891Mb/s.... much better! school boy error, i should have checked! will look into getting a better cable in the future as eventually i will have 3 additional devices feeding off the HTPC. Thanks for your help!
    – Ashley Guest
    Dec 6 at 17:35


















  • Are you quite certain that you are using a known gigabit-capable cable, i.e. cat5e or cat6? Welcome to Ask Ubuntu.
    – chili555
    Dec 6 at 15:20












  • Hmmm nope! good call, the patch cables i'm using are probably quite old thinking about it. i shall check, if I am using a old cat5 cable would that be the reason why its only returning 100Mb/s when i run sudo ethtool enp2s0 | grep Speed ???
    – Ashley Guest
    Dec 6 at 16:03










  • Absolutely! Been there and done that myself. ethtool will report the maximum that the ethernet card is able to negotiate with the router/switch. A small pipe means low speeds.
    – chili555
    Dec 6 at 16:11










  • PS- If you have tp buy a better cable, I suggest that you get the very fastest available; that is the most future-proof. I prefer cat7 to cat6a if available and cat 6a over cat6 and so on. Please keep us posted.
    – chili555
    Dec 6 at 16:25










  • Just swapped over the cable, the original cable didn't have any writing on it but it must be cat5 as I swapped it with another that says cat5e and now reporting 1000Mb/s. Lan speed test is showing 891Mb/s.... much better! school boy error, i should have checked! will look into getting a better cable in the future as eventually i will have 3 additional devices feeding off the HTPC. Thanks for your help!
    – Ashley Guest
    Dec 6 at 17:35
















Are you quite certain that you are using a known gigabit-capable cable, i.e. cat5e or cat6? Welcome to Ask Ubuntu.
– chili555
Dec 6 at 15:20






Are you quite certain that you are using a known gigabit-capable cable, i.e. cat5e or cat6? Welcome to Ask Ubuntu.
– chili555
Dec 6 at 15:20














Hmmm nope! good call, the patch cables i'm using are probably quite old thinking about it. i shall check, if I am using a old cat5 cable would that be the reason why its only returning 100Mb/s when i run sudo ethtool enp2s0 | grep Speed ???
– Ashley Guest
Dec 6 at 16:03




Hmmm nope! good call, the patch cables i'm using are probably quite old thinking about it. i shall check, if I am using a old cat5 cable would that be the reason why its only returning 100Mb/s when i run sudo ethtool enp2s0 | grep Speed ???
– Ashley Guest
Dec 6 at 16:03












Absolutely! Been there and done that myself. ethtool will report the maximum that the ethernet card is able to negotiate with the router/switch. A small pipe means low speeds.
– chili555
Dec 6 at 16:11




Absolutely! Been there and done that myself. ethtool will report the maximum that the ethernet card is able to negotiate with the router/switch. A small pipe means low speeds.
– chili555
Dec 6 at 16:11












PS- If you have tp buy a better cable, I suggest that you get the very fastest available; that is the most future-proof. I prefer cat7 to cat6a if available and cat 6a over cat6 and so on. Please keep us posted.
– chili555
Dec 6 at 16:25




PS- If you have tp buy a better cable, I suggest that you get the very fastest available; that is the most future-proof. I prefer cat7 to cat6a if available and cat 6a over cat6 and so on. Please keep us posted.
– chili555
Dec 6 at 16:25












Just swapped over the cable, the original cable didn't have any writing on it but it must be cat5 as I swapped it with another that says cat5e and now reporting 1000Mb/s. Lan speed test is showing 891Mb/s.... much better! school boy error, i should have checked! will look into getting a better cable in the future as eventually i will have 3 additional devices feeding off the HTPC. Thanks for your help!
– Ashley Guest
Dec 6 at 17:35




Just swapped over the cable, the original cable didn't have any writing on it but it must be cat5 as I swapped it with another that says cat5e and now reporting 1000Mb/s. Lan speed test is showing 891Mb/s.... much better! school boy error, i should have checked! will look into getting a better cable in the future as eventually i will have 3 additional devices feeding off the HTPC. Thanks for your help!
– Ashley Guest
Dec 6 at 17:35










1 Answer
1






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oldest

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up vote
1
down vote



accepted










Please be quite certain that you are using a known gigabit-capable cable, i.e. cat 5e or cat 6 or better. If your computer has been connected for some time, it is entirely possible that it was connected with cat 5 which only supports 100 Mb/s: https://en.wikipedia.org/wiki/Category_5_cable




Category 5 cable, commonly referred to as Cat 5, is a twisted pair
cable for computer networks. The cable standard provides performance
of up to 100 Mbps




If you have to buy a better cable, I suggest that you get the very fastest available; that is the most future-proof. I prefer cat7 to cat6a if available and cat 6a over cat6 and so on.



You might also temporarily swap in a known cat 5e or better cable to test the result.






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    1 Answer
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    active

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    up vote
    1
    down vote



    accepted










    Please be quite certain that you are using a known gigabit-capable cable, i.e. cat 5e or cat 6 or better. If your computer has been connected for some time, it is entirely possible that it was connected with cat 5 which only supports 100 Mb/s: https://en.wikipedia.org/wiki/Category_5_cable




    Category 5 cable, commonly referred to as Cat 5, is a twisted pair
    cable for computer networks. The cable standard provides performance
    of up to 100 Mbps




    If you have to buy a better cable, I suggest that you get the very fastest available; that is the most future-proof. I prefer cat7 to cat6a if available and cat 6a over cat6 and so on.



    You might also temporarily swap in a known cat 5e or better cable to test the result.






    share|improve this answer

























      up vote
      1
      down vote



      accepted










      Please be quite certain that you are using a known gigabit-capable cable, i.e. cat 5e or cat 6 or better. If your computer has been connected for some time, it is entirely possible that it was connected with cat 5 which only supports 100 Mb/s: https://en.wikipedia.org/wiki/Category_5_cable




      Category 5 cable, commonly referred to as Cat 5, is a twisted pair
      cable for computer networks. The cable standard provides performance
      of up to 100 Mbps




      If you have to buy a better cable, I suggest that you get the very fastest available; that is the most future-proof. I prefer cat7 to cat6a if available and cat 6a over cat6 and so on.



      You might also temporarily swap in a known cat 5e or better cable to test the result.






      share|improve this answer























        up vote
        1
        down vote



        accepted







        up vote
        1
        down vote



        accepted






        Please be quite certain that you are using a known gigabit-capable cable, i.e. cat 5e or cat 6 or better. If your computer has been connected for some time, it is entirely possible that it was connected with cat 5 which only supports 100 Mb/s: https://en.wikipedia.org/wiki/Category_5_cable




        Category 5 cable, commonly referred to as Cat 5, is a twisted pair
        cable for computer networks. The cable standard provides performance
        of up to 100 Mbps




        If you have to buy a better cable, I suggest that you get the very fastest available; that is the most future-proof. I prefer cat7 to cat6a if available and cat 6a over cat6 and so on.



        You might also temporarily swap in a known cat 5e or better cable to test the result.






        share|improve this answer












        Please be quite certain that you are using a known gigabit-capable cable, i.e. cat 5e or cat 6 or better. If your computer has been connected for some time, it is entirely possible that it was connected with cat 5 which only supports 100 Mb/s: https://en.wikipedia.org/wiki/Category_5_cable




        Category 5 cable, commonly referred to as Cat 5, is a twisted pair
        cable for computer networks. The cable standard provides performance
        of up to 100 Mbps




        If you have to buy a better cable, I suggest that you get the very fastest available; that is the most future-proof. I prefer cat7 to cat6a if available and cat 6a over cat6 and so on.



        You might also temporarily swap in a known cat 5e or better cable to test the result.







        share|improve this answer












        share|improve this answer



        share|improve this answer










        answered Dec 6 at 20:10









        chili555

        38k55177




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