[Dnsmasq-discuss] Dnsmasq not always seeing unicast packets

Brian Haley brian.haley at hp.com
Mon Sep 12 20:26:12 BST 2011

On 09/12/2011 03:16 PM, Jan Psota wrote:
>> I'm running dnsmasq-2.57 on Linux (Ubuntu 11.04), and am starting two dnsmasq
>> processes to serve DHCP on two interfaces to VMs I'm running.  Initial packets
>> (broadcast MAC/broadcast IP) are handled fine, but when it comes time to renew
>> and the VMs unicast the packet directly to the server IP, only one of the two
>> dnsmasq processes is getting the packets - the second one started.
>> [...]
> I'm not sure why it behaves like that (didn't tested), but if you want
> to have it working in easiest way - just start only one process of
> dnsmasq with two dhcp-range= and interface= set for both needed
> interfaces and dnsmasq will adjust proper range basing on serving
> interface's IP.

Thanks for the reply Jan.

Unfortunately using multiple range and interface arguments won't work since I
will need to run >100, with different conf files for each.


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