[Dnsmasq-discuss] dnsmasq + multiple DHCP Ranges based on net: tags

[richardvoigt at gmail.com]

What is the address configuration on the interfaces of the machine
running dnsmasq?  (i.e. show ifconfig output)

Also make sure you don't have an entry for the device in /etc/hosts.

On Thu, May 6, 2010 at 10:42 AM, Rob Emery <uberclocker at hotmail.com> wrote:
> Hi all,
>
> I am finally at the end of my tether attempting to get dnsmasq to allocate
> IPs to machines in different ranges based on the net: tags I've allocated, I
> don't see why this just won't work:
>
>       # Configuration file for dnsmasq.
>       # Add local-only domains here, queries in these domains are answered
> from /etc/hosts or DHCP only.
>       local=/robtest/local/
>       listen-address=10.0.0.8
>
> # Set these if you want to have a domain automatically added to simple names
> in a hosts-file.
> expand-hosts
> domain=robtest
>
>       # For debugging purposes, log each DNS query as it passes through
> dnsmasq.
>       #log-queries
>
>       dhcp-range=resv,10.0.4.1,10.0.4.254,255.255.0.0
>       dhcp-range=pc,10.0.6.1,10.0.7.254,255.255.0.0
>       dhcp-range=voip,10.0.8.1,10.0.9.254,255.255.0.0
>
>        ##as a side note: if I do this without the tag, will it just apply
> it to all 3 correctly?
>       # Override the default route supplied by dnsmasq
>       dhcp-option=voip,3,10.0.0.1
>       dhcp-option=pc,3,10.0.0.1
>       dhcp-option=resv,3,10.0.0.1
>
>       #force the dns server to be this machine
>       dhcp-option=voip,6,10.0.0.8
>       dhcp-option=pc,6,10.0.0.8
>       dhcp-option=resv,6,10.0.0.8
>
>       # Set the NTP time server addresses to be this machine
>       dhcp-option=voip,42,10.0.0.8
>
>       #BT VOIP Phone:
>       dhcp-host=00:1f:9f:84:2b:cf,net:voip,Falcon
>
>
> To my brain, that should allocate the device with the MAC 00:1f:9f:84:2b:cf
> an address from the pool 10.0.8.1-10.0.9.254, but the IP it ends up with is
> 10.0.4.195! I've hunted through the archive and found scraps of info, but
> none of it seems to quite be doing what I'm trying to do.
>
> I think I've either misunderstood the net tags or completely messed up the
> syntax. Any help would be greatly appreciated!
>
> Thanks
> -Rob
>
>
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