Tracking historical lease information

Scott Baker scott at
Wed Jan 19 23:07:50 UTC 2011

On 01/19/2011 03:05 PM, David Carlin wrote:
> I'm looking for a way to track historical lease information.  For
> example, I want to be able to query a specific IP and time stamp and
> be returned the MAC address which has a lease for that IP at that
> point in time.
> I've come across the following logging/tracking solutions searching
> the list archives:
> Gluff -
> FindHosts -
> DHCPStatus -
> -
> LanLord -
> DHCPStatus, and Lanlord seem to be geared toward
> reporting on the status of current leases.  Only FindHosts and Gluff
> appear to have facilities to support historical use.  Gluff seems the
> most promising, but I'm not in control of the DHCP servers to upgrade
> them to 4.1.0+.
> Anyone else have any other recommendations before I go the roll your own route?

We roll DHCP logs once a day. I keep the last 60 days worth of logs, and 
if I need to look one up it's just a matter of grepping the log files. I 
guess it depends on how often you need to look up the information.

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