Re: 1Gbps Ethernet drops to 100Mbps

[Nazar Zhuk <nazar@zhuk.online>]

On 5/13/20 1:58 PM, Nazar Zhuk wrote:
> I have a 1Gbps network port that correctly connects as 1Gbps full duplex 
> on boot, then drops to 100Mbps 4 seconds later.
>
> Forcing 1Gbps full duplex with ethtool works fine. Tested to make sure 
> the actual speed is over 100Mbps.
>
> I am trying to determine what causes the drop to 100Mbps and how to 
> avoid it.

Thanks for the hardware suggestions. It's not that. For whatever reason 
NetworkManager was configured to force 100Mbps. It's a new install and I 
don't remember doing that, but that's what it was.

--
Nazar