[Dnsmasq-discuss] Setting a DNS server via DHCP

richardvoigt at gmail.com richardvoigt at gmail.com
Mon Feb 8 15:50:38 GMT 2010


On Mon, Feb 8, 2010 at 9:37 AM, Alberto Cuesta-Canada
<alberto.cuesta at excelian.com> wrote:
> Hi guys,
>
> I'm trying to assign a particular DNS servers via DHCP, which should be with
> the line
>
> dhcp-option=option:router,1.2.3.4

option:router sets the default gateway, not the DNS server

>
> All my machines have infinite leases already, but I guess that when they
> restart they should renew them anyway, and with that get the new DNS server.
> I've tried with both ubuntu and windows 2008 and both of them keep the ip
> for the dhcp server after restarting, instead of the one described in
> dnsmasq.conf.
>
> Can you see if I'm doing anything wrong? should I force the leases to expire
> in a different way?
>
> Many thanks,
>
> Alberto Cuesta-Canada
> GaaS Team Lead
> Excelian Ltd.
> +44 (0) 7942633361
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