[Dnsmasq-discuss] dnsmasq ignores DHCPDISCOVER
simon at thekelleys.org.uk
Sun Dec 30 20:43:55 GMT 2007
Rainer Dorsch wrote:
> I have an nslu2 and run Debian etch and dnsmasq as DNS server on it. So far I
> was also running the ISC dhcp server (version 3).
> To save memory I tried to use dnsmasq as a DHCP server as well. I stopped the
> dhcp3 server and configured dnsmasq:
> I have in /etc/dnsmasq.conf
> listen-address=192.168.1.2 #(does not matter if this is there)
> but in syslog there is no DHCPDISCOVER logged and a dhcp client on that
> network does not get any response.
Check iptables rules: you need to allows broadcasts to 255.255.255.255
port 67. dhcpd bypasses the firewall for broadcasts, so it doesn't
follow that dnsmasq will work when dhcpd does.
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