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Re: Help needed with ethernet configuration - dhclient seems to ignore DHCPOFFER



On Sat, Aug 16, 2003 at 09:03:36PM +0200, Komáromi Eszter wrote:
> I use SMC EtherEZ (8416) card on i486, Woody, kernel 2.4.18. ISA, pnp is
> disabled and the driver (smc-ultra) loads fine. The problem is, while I got
> several DHCPOFFERs, I never get an IP address.  Here're a few lines from my
> daemon.log while dhclient  is running:
> 
> Aug 16 12:40:21 teknoc dhclient-2.2.x: DHCPREQUEST on eth0 to
<snip>
> Aug 16 12:41:37 teknoc dhclient-2.2.x: DHCPOFFER from 213.222.163.254
> Aug 16 12:41:40 teknoc dhclient-2.2.x: DHCPREQUEST on eth0 to
> 255.255.255.255 port 67
> Aug 16 12:41:48 teknoc dhclient-2.2.x: DHCPREQUEST on eth0 to
> 255.255.255.255 port 67
> Aug 16 12:42:00 teknoc dhclient-2.2.x: DHCPDISCOVER on eth0 to
> 255.255.255.255 port 67 interval 5
<snip>
> and this goes on until i shut down dhclient.

I think only this part is interesting. What I see here is an offer, and
then a request. Nothing happens, until dhclient decides to do another
discover. That discover yields another offer, etc. What I'd like to see
is output from tcpdump. I would not be surprised a bit if your card does
a request and recieves an ARP packet from the server checking your IP
address. Since your interface hasn't been configured yet, that packet is
dropped and the server won't send the acknowledge to you. This is what
happened to me, some months ago.

HTH,
David

-- 
Happy Birthday, Debian!
August 16, 1993
 
http://www.linuxplanet.com/linuxplanet/print/4959/



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