Constant DHCP requests...

Allie Hopkins allie at lsu.edu
Mon Aug 1 15:32:24 UTC 2011


Another approach would be to turn "always broadcast" on.  Your device may
not accept the unicast followup messages.


On Sun, Jul 31, 2011 at 4:51 PM, McDonald, Dan <
Dan.McDonald at austinenergy.com> wrote:

>
> On Jul 31, 2011, at 7:55 AM, "Jeff Justice" <listaccount at starionline.com>
> wrote:
> > I ran a Wireshark trace and discovered that I was getting a constant
> stream of DHCP Requests from the device followed by the router sending an
> ACK.
>
> I have seen this sort of behavior.  I believe there was a bug a couple of
> years ago in IOS on the catalyst 3750, but I don't recall the version with
> the problem.
>
> I believe the symptom had to do with multicast Mac addresses, but I might
> be mixing it up with something else.
>
> >
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