Getting different ip's each time on DHCP
Glenn.Satchell at uniq.com.au
Fri Nov 27 07:47:40 UTC 2009
You could try adding the setting
If this flag is enabled, whenever a client sends a DHCPRE-
QUEST for a particular lease, the server will automati-
cally free any other leases the client holds. This
presumes that when the client sends a DHCPREQUEST, it has
forgotten any lease not mentioned in the DHCPREQUEST -
i.e., the client has only a single network interface and
it does not remember leases it's holding on networks to
which it is not currently attached. Neither of these
assumptions are guaranteed or provable, so we urge caution
in the use of this statement.
Maybe this is only required for a little while to see if dhcpd can
Otherwise, are you able to upgrade to a newer release. There is 3.1.3,
4.1.0 and 4.1.1b3 to choose from. Going to 3.1.3 should be possible
without changing any of your configuration files. There have been lots
of failover bug fixes, and this may help.
>Date: Thu, 26 Nov 2009 22:19:45 -0800 (PST)
>From: Bunny Singh <jump2fly82 at yahoo.com>
>Subject: Re: Getting different ip's each time on DHCP
>To: dhcp-users at lists.isc.org
> Still getting different IP's each time. Both server are synched with each
> Any help is highly appreciated.
> Daljit singh
> --- On Sun, 11/22/09, Bunny Singh <jump2fly82 at yahoo.com> wrote:
> From: Bunny Singh <jump2fly82 at yahoo.com>
> Subject: Getting different ip's each time on DHCP
> To: dhcp-users at lists.isc.org
> Date: Sunday, November 22, 2009, 9:35 AM
> We have 2 DHCP servers running on failover mode under 3.0.5 version. Problem
is everytime when Client sends the discover message then the servers are
providing different IP each time and messages occuring
> " uid lease for client is duplicate on x.x.x.x/x"
> I have checked the following to troublshoot:--
> 1. Both servers are synched with NTP and have a same time.
> 2. Both are on Partner-normal-state.
> I am facing this issue from last one month and nothing has been acheved yet.
> Can anybody have some idea or solution to this problem, I will be very
> Daljit Singh
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