[Dnsmasq-discuss] Dnsmasq wont start

[Simon Kelley]

Michael Ruge wrote:
> I am having a problem getting Dnsmasq to start with the DHCP server 
> enabled.
> 
> It has been running just fine until I moved the server. After that, I am 
> getting the following error while trying to start it:
> 
> dnsmasq: failed to bind DHCP server socket: Address already in use
> 
> 
> Dnsmasq runs just fine when I comment out the line of code in the config 
> file that points to the DHCP config file, just not with the DHCP 
> enabled. I have not made any custom changes to either config file. They 
> are the defaults from the original ClarkConnect install.
> 
> 
> dnsmasq.conf:
> 
> dhcp-authoritative
> domain-needed
> bogus-priv
> filterwin2k
> expand-hosts
> domain=michaelruge.org
> interface=eth1
> bind-interfaces
> #conf-file=/etc/dnsmasq/dhcp.conf
> 
> 
> dhcp.conf:
> 
> read-ethers
> dhcp-option=eth1,1,255.255.255.0
> dhcp-option=eth1,3,192.168.1.1
> dhcp-option=eth1,6,192.168.1.1
> dhcp-range=eth1,192.168.1.60,192.168.1.70,12h
> 
> Any ideas?
> 
There's another DHCP server already running: either a different one, or 
another instance of dnsmasq. Running the following as root should give 
you the name and process-id of the offender.

netstat -ap | grep bootps


Cheers,

Simon.