In message <20010910221609.A1220@antioche.eu.org>, Manuel Bouyer writes:
>On Mon, Sep 10, 2001 at 04:05:57PM -0400, Steve Bellovin wrote:
>> I'm trying to install NetBSD-current on a Dell Precision 410.  This 
>> machine had been running BSD/OS, so I know that the network hardware 
>> works.  When I boot the machine (using the 1.5X install floppies), the 
>> appropriate green lights are on for the Ethernet cable.  ifconfig shows 
>> that all is normal; it even says that the interface is autoselected
>> to 100M bps, full duplex, status active.
>> 
>> However, if I try to set an address, the light goes off and ifconfig 
>> tells me that no carrier is detected.
>
>And what happens if you try to force the media at this point ?
>ifconfig ex0 media 100baseTX mediaopt full-duplex
>

No error, but the same status afterwards.  The same happens if I 
explicitly turn off full duplex.

		--Steve Bellovin, http://www.research.att.com/~smb
				  http://www.wilyhacker.com