DHCP: two boxes grabbing the same IP address?

Masao Kitamura masaok at gmail.com
Thu Nov 18 22:14:07 UTC 2010

Yes, when i check using ifconfig on both clients.

Also, the dhcpd.conf has the MAC->name mapping, and the MAC addresses
there are also unique.

On Thu, Nov 18, 2010 at 1:46 PM, Eero Volotinen <eero.volotinen at iki.fi> wrote:
> 2010/11/18 Masao Kitamura <masaok at gmail.com>:
>> I've got DHCPD running on one box, and TinyDNS running on another.
>> When a client requests an IP from DHCPD, the DHCPD server has a
>> MAC->Name mapping, which then queries TinyDNS which has the Name->IP
>> mapping.
>> This has been working for 20+ clients for the past few years, but now
>> I'm having a conflict where 2 machines are constantly getting the same
>> IP (where using that IP can be unpredictable as to which box it refers
>> to).
>> How do I fix this?  Is there way to clear either the server or clients?
> if mac address different on both boxes? usually some buggy hardware
> can produce same mac address on lan cards..
> --
> Eero
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