[Dnsmasq-discuss] Using dnsmasq.conf with external dns server

[jack seth]

________________________________
> From: bird_112 at hotmail.com 
> To: jima at beer.tclug.org; dnsmasq-discuss at lists.thekelleys.org.uk 
> Subject: RE: [Dnsmasq-discuss] Using dnsmasq.conf with external dns server 
> Date: Mon, 6 May 2013 02:20:35 +0000 
>  
>  
>  
>  > Date: Sun, 5 May 2013 19:51:21 -0600 
>  > From: jima at beer.tclug.org 
>  > To: dnsmasq-discuss at lists.thekelleys.org.uk 
>  > Subject: Re: [Dnsmasq-discuss] Using dnsmasq.conf with external dns server 
>  > 
>  > On 2013-05-05 09:31, jack seth wrote: 
>  > > I am using a custom ad blocking script on my router that appears to just 
>  > > add a bunch of servers to /etc/dnsmasq.conf and dnsmasq.custom. I have 
>  > > one machine that I am pointing to a opendns server instead of using the 
>  > > router as the dns server with this command 
>  > > 'dhcp-option=laptop,6,208.67.220.220'. Currently this computer doesn't 
>  > > use the servers in dnsmasq.conf. Is there a way I can set this up to 
>  > > have this computer use the items in dnsmasq.conf and dnsmasq.custom and 
>  > > if the server is not found in those then goto 208.67.220.220? BTW, 
>  > > dnsmasq is running on the router itself. 
>  > 
>  > In your dnsmasq.conf: 
>  > 
>  > resolv-file=/etc/resolv.conf.upstream 
>  > 
>  > In resolv.conf.upstream: 
>  > 
>  > nameserver 208.67.220.220 
>  > 
>  > Done, unless I'm missing something. You could skip --resolv-file and 
>  > use /etc/resolv.conf if a) the router doesn't have a DHCP client that 
>  > would overwrite resolv.conf and b) you don't care if the router uses 
>  > itself for DNS. 
>  > 
>  > Jima 
>  > 
 I could be wrong but this looks like it will make everyone use  
 208.67.220.220 for a dns server.  I only want that one machine to use  
 that dns server.  In addition, I only want it to use that dns server  
 after it has checked dnsmasq.custom.

Can someone please help with this?