Ethereal-users: Re: [Ethereal-users] unable to capture on any interface

Note: This archive is from the project's previous web site, ethereal.com. This list is no longer active.

From: Ulf Lamping <ulf.lamping@xxxxxx>
Date: Thu, 28 Apr 2005 11:00:45 +0200
John Whitlow wrote:

> Hello,
>
> Ethereal recognizes my laptop interfaces, but will not capture
> anything, even in promiscuous mode.
>
> I have a Thinkpad T42 with wireless and 10/100/1000 ethernet. I do
> have some weird thing that happens when I enter ipconfig in a DOS
> window; it does not display any interface statistics, and says that
> there is some unknown error. I am typically working wireless only, so
> I went in to the interface configuration and changed the Ethernet link
> negotiation and re-enter the ipconfig command. At this point, I am
> seeing ip interface configuration information, and I do not receive an
> error. This ability seems to arbitrarily disappear, and I have to
> again change the state of the Ethernet link negotiation to make it
> work again.
>
> No matter if I am getting and error or not with ipconfig, Ethereal is
> still unable to capture information. I have also tried changing the
> monitored interface to that specifically for the wireless, but even
> after doing this, it still doesn�t work.
>
> System information:
>
> IBM T42
>
> Windows XP Professional SP2
>
> Accton Technology Corporation
>
> 11 a/b/g Mini Wireless adaptor
>
> PCI Slot 1 (PCI bus 2, device 2, function 0)
>
> Intel(R) PRO/1000 Mobile Connection
>
> PCI bus 2, device 1, function 0
>
See http://www.ethereal.com/faq.html#raw_80211_sniff

Regards, ULFL