[Dnsmasq-discuss] dnsmasq: dhcp-server with disabled dns-server: /etc/hosts ignored

[Geert Stappers]

On Fri, Oct 21, 2022 at 11:23:28PM +0200, Michael Traxler wrote:
> Hello,
> 
> dnsmasq-2.87:
> 
> It took me quite some time to figure this out :-)
> 
> When you disable the DNS-server via
> port=0
> 
> the /etc/hosts file is ignored and also the
> addn-hosts=<fn>
> is ignored.
> 
> This then results in the problem, that the
> DHCP-server still works, but if you use the
> 
> dhcp-host=da:7a:3a:62:7d:d2,trb
> 
> where trb is a name in /etc/hosts
> dnsmasq reacts with:
> 
> DHCPDISCOVER(enp2s0) da:7a:3a:62:7d:d2 no address available
> 
> I checked via strace that it really doesn't even open
> /etc/hosts nor the given file via the "addn-hosts" option.
> 
> Looks for me like a bug. I can not find a logical reason, why a dhcp-server
> *needs* to have a running DNS-server.
> 
> Or is it a feature? :-)

Or an incomplete  configuration file.

So remove the 'port=0' (or comment it out) and check if
the host with MAC-address gets the IP-address of trb.

And report back.

 

Groeten
Geert Stappers
-- 
Silence is hard to parse