How can Fedora determine the maximum speed of network computer cards?

[Paul Smith]

On Fri, Nov 13, 2015 at 10:18 PM, Rick Stevens <ricks at alldigital.com> wrote:
>>
>> Thanks to all respondents! I could now determine that my network card
>> is a 100Mbps Fast Ethernet, and now it is clear why the speed test
>> (http://www.speedtest.net/) shows a download speed of just 85 Mbps
>> when my contracted speed is 120 Mbps.
>
> 85Mbps sounds about right for a 100baseT NIC on one of those tests
> (they typically use TCP). You can always verify your type of NIC using
> ethtool.
>
> My laptop has a 100baseT port. When I need gigabit, I use a USB3 gigabit
> dongle. Note that you need USB3 for this--USB1.1 and USB2 aren't fast
> enough.

Thanks, Rick. The idea of using a USB3 gigabit dongle is great --
better than replacing the network card!

Paul