[Dnsmasq-discuss] Restricting dhcp-range to certain MAC prefixes?

[Simon Kelley]

Dermot Bradley wrote:
>>>I'm just starting to have a look at that now. So what happens if I
>>>enable
>>>"--tftp-unique-root" and then a request comes in from a device where
> 
> I
> 
>>>don't have a directory created for its IP? Is it possible to have a
>>>default directory for all "unknown" devices?
>>
>>That's no currently implemented, but it should be possible.
> 
> 
> Thanks, that would be the icing on the cake. I'm working on
> autoprovisioning stuff and am intending to have default config files for
> device just plugged in and then use a Shell script triggered by DNSMASQ
> to provision and then create device-specific config files which the
> "--tftp-unique-root" stuff would then point to.

test13 is in the same place as test12. It adds the address-named 
path-component only if it exists in the filesystem, so you can have 
default files in <tftp-prefix> along with a set of unique directories.


> 
> 
>>dhcp-authoritative is not relevant here: that affects how dnsmasq
> 
> deals
> 
>>with clients which have a lease (presumably from another DHCP server),
>>but are unknown to dnsmasq.
> 
> 
> Well I'd like DNSMASQ to take over Snom/Elmeg/Aastra/Grandstream devices
> that have existing leases from another DHCP server without it
> interfering with any other non-phone device allocations - that's why I
> wondered if combining per-MAC prefix dhcp-range lines with
> dhcp-authoritative would make DNSMASQ authoritative ONLY for these
> devices.
> 

There's not way to make dnsmasq authoritative for only some hosts.


Cheers,

Simon.

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