[Dnsmasq-discuss] Interface based DNS names

Simon Kelley simon at thekelleys.org.uk
Fri Feb 21 19:36:58 UTC 2014

On 21/02/14 18:51, klondike wrote:
> Hi guys,
> El 21/02/14 09:27, Kevin Darbyshire-Bryant escribió:
>> You might want to look at the 'localise-queries' option.
> Thanks for the hint, that's more or less what I was looking for (I saw
> it comes with no IPv6 support but I'll try to implement that myself and
> send the patch if I have time).

Such a patch would be very welcome.

> I still think it could be cleaner if you could tell dnsmasq to use
> different hosts files depending on the subnet (with a default one) as
> that'd prevent queries from non configured subnets from getting all the
> entries instead of the desired one. For example I may query the address
> of a file server from the router, since the network isn't in
> the same subnetwork as the fileserver this would give me all possible
> entries despite I may want only the one corresponding to the network
> administration VLAN to be given.
> I suppose addn-hosts could be expanded to do that, but I'm not sure if
> dnsmasq now supports more than one entry of this kind.

You can certainly have more than one --addn-hosts file, but you can't 
associate them with particular interfaces.

The simplest way to do this is probably just to run multiple instances 
of dnsmasq, each bound to a particular interface.


> Anyways the improvement is deployed and working for now thanks to you :)
> El 21/02/14 06:28, Mike O'Connor escribió:
>> If you use 802.1q vlan and bring the these directly to the router
>> (running dnsmasq) and assign the two different networks to the
>> interfaces, dnsmasq will just do this correctly.
>> dhcp-range=,,4h
>> dhcp-range=,,4h
>> These lines will just find the correct interface and supply the correct
>> DHCP records.
> Yes, yes I know, I added the tag:vlan.xx just as a safe measure but
> thanks for the pointer.
> Thanks again for the pointers, I suppose I'll use localize queries for now.
> _______________________________________________
> Dnsmasq-discuss mailing list
> Dnsmasq-discuss at lists.thekelleys.org.uk
> http://lists.thekelleys.org.uk/mailman/listinfo/dnsmasq-discuss

More information about the Dnsmasq-discuss mailing list