[ltp] 100mbit only when docked?

Christoph Schmees linux-thinkpad@linux-thinkpad.org
Tue, 07 Apr 2015 11:54:07 +0200

Am 30.03.2015 um 01:38 schrieb Richard Neill:
> You can check the hardware and cables of most ethernet devices by using=
> TDR (time-domain reflectrometry). This sends pulses up the cable, and b=
> timing it back, you can find which core is broken, and how
> far away the break is. Annoyingly, I've never seen a Linux driver for=20
> this, but many thinkpad BIOSes support it as an advanced option within =

> the network settings.

to my knowledge TDR is pure hardware, and not even computer but
high sophisticated electronics. Nothing w/ BIOS or Linux.


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