Without Option 50 in DHCPDICSCOVER
uoguelph at gmail.com
Wed Aug 8 18:38:50 UTC 2007
Thanks David. I must been missed some parts of the RFCs.
On 8/1/07, David W. Hankins <David_Hankins at isc.org> wrote:
> On Wed, Aug 01, 2007 at 01:40:32PM -0400, DavidWang at UoGuelph wrote:
> > Good day, I have seen multiple cases that Windows XP/Vista machines
> > out DHCP DISCOVER packet without Option 50. Does this normal? Is there
> > way to change client side's behavior? (like changing some registry keys)
> This is normal. Any DHCP client will omit the dhcp-requested-address
> in a DHCPDISCOVER if the lease has expired and been removed from its
> cache, or has been invalidated (as from a DHCPNAK).
> The dhcp-requested-address option is somewhat confusingly, but
> normally, included and omitted at different stages of a client's
> Ash bugud-gul durbatuluk agh burzum-ishi krimpatul.
> Why settle for the lesser evil? https://secure.isc.org/store/t-shirt/
> David W. Hankins "If you don't do it right the first time,
> Software Engineer you'll just have to do it again."
> Internet Systems Consortium, Inc. -- Jack T. Hankins
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