Is ISC DHCP server will take dynamically changing value??

ameen.shajahan at ameen.shajahan at
Tue Apr 24 05:18:34 UTC 2012

Can you please explain the below scenario.
I want to change the subnet , lease range and lease time.
I haven't tried using omshell and omapi.
Can u just give a brief description for changing values.

-----Original Message-----
From: at [ at] On Behalf Of Tomek Mrugalski
Sent: 23 April 2012 23:59
To: dhcp-users at
Subject: Re: Is ISC DHCP server will take dynamically changing value??

On 12-04-23 05:55, ameen.shajahan at wrote:
> Hi all,
>                 Consider the scenario below.
>                 If I am running dhcp server ie dhcpd and I have a conf
> file at /etc/dhcpd.conf
>                 I would like to know if change the conf file for example
> lease time and lease range changes dynamically without stopping the dhcp
> server.
> So that the dhcp server(dhcpd) will take the changed value from conf
> file and will give the new IP address change. Is ISC code have this kind
> of support.
Depends on what kind of configuration change you want to do. Some things
can be modified on-line and some can't.

man 1 omshell
man 3 omapi

Tomek Mrugalski
ISC DHCP Engineer
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