[Dnsmasq-discuss] Max num of concurrent dns reached troubleshootting

[Simon Kelley]

Use log-queries to see what's happening. You should be looking for
outgoing queries which don't see an answer.


Cheers,

Simon.


On 16/01/18 15:34, john doe wrote:
> Hi,
> 
> First of all a big thank you for dnsmasq.
> It's an easy dhcp, dns, read only tftp server to configure.
> 
> 
> On a perimeterfirewall the logs gets flutted with the following:
> Jan 15 22:32:23 dnsmasq[546]: Maximum number of concurrent DNS queries
> reached (max: 150)
> Jan 16 00:06:34 dnsmasq[546]: Maximum number of concurrent DNS queries
> reached (max: 150)
> 
> Note that only one server (gateway) is connected to the perimeterfirewall.
> 
> How can I determine wherein lies  the problem (perimeterfirewall or
> gateway)?
> 
> In other words: what should I do to understand what's triggering those
> messages.
> 
> Both the gateway and the perimeterfirewall are on Debian 9 using:
> dnsmasq, systemd-resolved and resolvconf(8).
> 
> -John


-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 819 bytes
Desc: OpenPGP digital signature
URL: <http://lists.thekelleys.org.uk/pipermail/dnsmasq-discuss/attachments/20180118/babe9820/attachment.sig>