[Dnsmasq-discuss] Debugging

Simon Kelley simon at thekelleys.org.uk
Tue Feb 11 15:50:52 GMT 2014


On 11/02/14 15:12, Brian Rak wrote:
> Is there any way to get additonal debugging information out of dnsmasq?
>   I'm running into an issue where I'm seeing 'DHCPDISCOVER(eth0) X Y no
> address available', but it's not particularly clear to me why this is
> happening. Is there a way to log the contents of the DISCOVER packet? I
> know I can use tcpdump, but that doesn't show me what dnsmasq actually
> thinks is in the packet.
>
> In my case, I should be seeing a subscriber-id in the packets. I see it
> in tcpdump, but I'm not clear if dnsmasq is actually parsing it.
>
>

log-dhcp


will help.


Cheers,

Simon.



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