[Dnsmasq-discuss] IP assigning for wrong network
tompos at martos.bme.hu
Mon Feb 24 22:39:49 UTC 2014
On 02/24/2014 12:54 PM, Simon Kelley wrote:
> What is the reason they do this?
> It doesn't make sense to me. I mean if they are just chatting, but don't
> do anything, then no reason.
> The clients are not using DHCP to get IP addreses (at least not using
> DHCPINFORM they might have get a DHCP lease earlier, or they might have
> been manually configured. The purpose of DHCPINFORM is for the client to
> ask for _other_ configuration information: address of DNS servers, NTP
> servers, routing information, etc etc. That's what is sent in the DHCPACK.
>> In my logic (just human logic, I don't know
>> rfc:) the dhcp should send DHCPNAK to let the client know about the
> My reading of the standard is that a DHCPNAK is not allowed as an answer
> to DHCPINFORM
>> What else could be the goal of DHCPINFORM? Maybe informing the server,
>> that the client is using that IP address?
> No. The DHCPINFORM says "The client is using this address, and would
> like other configuration information, please reply with that information
> (which may depend on the IP address).
It's all clear.
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