As an alternative to looking in the sysfs (/sys/class/net) as I
suggested, you can also install the "ethtool" package and run it with
the interface name. E.g.:
$ ethtool eth0
Settings for eth0:
Supported ports: [ TP ]
Supported link modes: 10baseT/Half 10baseT/Full
100baseT/Half 100baseT/Full
1000baseT/Full
Supported pause frame use: No
Supports auto-negotiation: Yes
Supported FEC modes: Not reported
Advertised link modes: 10baseT/Half 10baseT/Full
100baseT/Half 100baseT/Full
1000baseT/Full
Advertised pause frame use: No
Advertised auto-negotiation: Yes
Advertised FEC modes: Not reported
Speed: 1000Mb/s
Duplex: Full
Port: Twisted Pair
PHYAD: 1
Transceiver: internal
Auto-negotiation: on
MDI-X: off (auto)
Cannot get wake-on-lan settings: Operation not permitted
Current message level: 0x00000007 (7)
drv probe link
Link detected: yes
On Tue, Apr 27, 2021 at 10:35 PM Russell Senior
<russ...@personaltelco.net> wrote:
>
> Again, my theory (which is consistent with everything you have
> reported) is that your ethernet connection is training at 100Mbps
> instead of gigabit. Check the speed the way I suggested.
>
> On Tue, Apr 27, 2021 at 10:33 PM John Jason Jordan <joh...@gmx.com> wrote:
> >
> > On Tue, 27 Apr 2021 19:52:03 -0700
> > Russell Senior <russ...@personaltelco.net> dijo:
> >
> > >In John's second post, it showed a simultaneous wifi interface,
> > >wlp82s0 that showed UP and had an ip address on the same network. I
> > >agree that turning the wifi off removes some ambiguity about which
> > >interface is being used.
> >
> > OK, I turned off wifi on the laptop, but my speed is still only about
> > 90 Mbps up and down.
> >
> > The curious thing is that it is now about 90 Mbps up and down both with
> > the VPN and without the VPN. I used to get about 300 Mbps up and down
> > with the VPN and 600+ Mbps without the VPN. Why is there no longer a
> > difference between with and without the VPN?
> > _______________________________________________
> > PLUG: https://pdxlinux.org
> > PLUG mailing list
> > PLUG@pdxlinux.org
> > http://lists.pdxlinux.org/mailman/listinfo/plug
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