Vista doesn't ack dhcp offer

Matt Cowger mcowger at salesforce.com
Wed Sep 19 20:48:29 UTC 2007


Do you have an equivalent sniff for the client side?  It might be
useful.

-----Original Message-----
From: dhcp-users-bounce at isc.org [mailto:dhcp-users-bounce at isc.org] On
Behalf Of Doug Tucker
Sent: Wednesday, September 19, 2007 1:41 PM
To: dhcp-users at isc.org
Subject: Re: Vista doesn't ack dhcp offer

Well, yes, we are running iptables on the box as well...we use the nocat
package for redirecting the wireless clients to an auth system.  I don't
see anything unusual happen during these requests in the tables output
though fwiw, but, it's possible I guess to be the problem...but even
then, wouldn't we see the attempt in the dump?  It literally looks like
after the offer, it's dropped on the client side.  Doesn't look like the
client ever comes back?


On Wed, 2007-09-19 at 12:55 -0700, David W. Hankins wrote:
> On Wed, Sep 19, 2007 at 01:40:50PM -0500, Doug Tucker wrote:
> > http://engr.smu.edu/~tuckerd/dump.txt
> 
> These offers look correct to me, and what any client that sets the
> broadcast bit should need and expect.
> 
> Are you using any kind of l2 security technology, to limit address
> spoofing and so forth?  These sometimes trigger false positives and
> drop the server or client packets.
> 
> -- 
> Ash bugud-gul durbatuluk agh burzum-ishi krimpatul.
> Why settle for the lesser evil?
https://secure.isc.org/store/t-shirt/



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