DHCPNAK query

kalyan Alle kalyan.alle at gmail.com
Mon Mar 22 09:59:13 UTC 2010


Hi all,
I am having a problem receiving DHCPNAK when i move to different subnet .
DHCP client is not getting the DHCPNAK from the ISC Dchp server.
iam using Dhcp-4.1.0 package. I have added authoritative in the conf file
but that doesnt work.

I have even added your patch posted

> --- dhcp.c.orig 2006-03-21 11:24:43.000000000 -0600
> +++ dhcp.c      2006-03-20 17:18:52.000000000 -0600
> @@ -667,8 +667,10 @@
>         if (lease) {

>                 ack_lease (packet, lease, DHCPACK, 0, msgbuf, ms_nulltp,
>                            (struct host_decl *)0);
> -       } else
> +       } else {
>                 log_info ("%s: unknown lease %s.", msgbuf, piaddr (cip));

> +               nak_lease (packet, &cip);
> +       }
>
>        out:
>         if (subnet)


Even with this patch also iam unable to send the DHCPNAK to the client which
has totally changed its subnet.



-kalyan alle

On Sat, Mar 20, 2010 at 1:32 AM, kalyan Alle <kalyan.alle at gmail.com> wrote:

> its not solaris...its  a linux server
>
> On Sat, Mar 20, 2010 at 12:51 AM, David W. Hankins <dhankins at isc.org>wrote:
>
>> On Fri, Mar 19, 2010 at 03:30:52PM +0530, kalyan Alle wrote:
>> > The DHCPNAK is sent by the windows DHCP server configured but my device
>> with
>> > ISC dhcp-4.1.0 is unable to send the DHCPNAK.
>> > Plz suggest if this is the expected behaviour or not.
>>
>> Is this a Solaris server?  You may want to try 4.1.1.
>>
>> --
>> 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
>>
>> _______________________________________________
>> dhcp-users mailing list
>> dhcp-users at lists.isc.org
>> https://lists.isc.org/mailman/listinfo/dhcp-users
>>
>
>
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