help friends dhcpd service " this service is being refreshed right now

when i type the command

service dhcpd start
Starting dhcpd: [FAILED]

I am using Centos 6.3

file /etc/dhcpd.conf

here is the contents of the file

ddns-update-style interim;
ignore client-updates;
subnet netmask {
option routers;
option domain-name-servers;
option subnet-mask;
option domain-name imaging.localhost.localdomain;
default-lease-time 43200;
max-lease-time 86400;
#set name server to appear at # fixed address
host ns {
next-server imaging.localhost.localdomain;
hardware ethernet 00:09:3D;00:E9:06;

I have no idea where this is coming from

Hi caguilar, and welcome to the forum :slight_smile:

Are there any clues in /var/log/messages ?

According to this:

There should be a sample dhcpd.conf file at:-