[Cialug] Meaning of ethernet connectivity light

[Tim Wilson]

A couple months ago, I had the lan port go bad on my motherboard.  I
looked at the hub, and it had a link light for my port.  Yet I
couldn't ping anything.  I put in my old network card, and it worked
fine.  Which leads me to believe a link light means diddly.

On 10/27/05, Dave J. Hala Jr. <dave at 58ghz.net> wrote:
> If I remember right, isn't one pair of the wires used for the link?
> I think you can have a link light a bad cable.
>
> I'd switch with a known good cable as a first step. If you are sure you
> have a hardware problem then all that is left is your nic, and the port
> ethernet port on the actiontec... If your nic used to work, then it
> would be safe to assume that the problems lies with ethernet port in the
> actiontec.
>
> I believe that it is not uncommon to get a bad actiontec modem.
>
>
> :) Dave
>
> On Thu, 2005-10-27 at 08:48, Nathan C. Smith wrote:
> > That's an interesting question.
> >
> > I always thought it meant a link at the physical layer - which could still
> > probably happen in a "bad-card" situation, but certainly it varies based on
> > card implementations.  Some cards will present a link light before drivers
> > are loaded while others will not.
> >
> > -Nate
> >
> > -----Original Message-----
> > From: Andrew Vick [mailto:avick at remote-print.com]
> > Sent: Thursday, October 27, 2005 8:45 AM
> > To: Central Iowa Linux Users Group
> > Subject: [Cialug] Meaning of ethernet connectivity light
> >
> >
> > I've been on the phone with Qwest tech support because I can't connect my
> > home computer to the internet; it seems that my computer cannot communicate
> > with the Actiontec modem.  The modem is connected via an ethernet cable, and
> > the little ethernet light shows green, but tech support is suggesting that
> > the ethernet card is bad.
> >
> > Does anyone know how much needs to be working with the card/cable/modem in
> > order to get the ethernet connection light to go on, or how much can be
> > wrong before it goes off?  I'm curious about the general case as much as
> > anything specific to my setup.  How much functionality does that light
> > indicate?
> >
> > -Andrew V.
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> --
>
> Open Source Information Systems, Inc. (OSIS)
> Dave J. Hala Jr., President <dave at osis.us>
> 641.485.1606
>
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--
Tim