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# dhcpd.conf
#
# Sample configuration file for ISC dhcpd with
# Dynamic DNS support to Active Directory DNS
#
# Refer to https://pastebin.com/SRPh7Bcu for step-by-step instructions.
 
# option definitions common to all supported networks...
option domain-name "example.org";
option domain-name-servers ns1.example.org, ns2.example.org;
 
default-lease-time 600;
max-lease-time 7200;
 
ddns-update-style interim;
 
# Tell clients not to update DNS
#
deny client-updates;
 
authoritative;
 
# Lab Server Network
#
subnet 192.168.1.0 netmask 255.255.255.0 {
}
 
# Lab Client Networks
#
subnet 192.168.2.0 netmask 255.255.255.0 {
   option subnet-mask 255.255.255.0;
   option routers 192.168.2.1;
   pool {
      range 192.168.2.100 192.168.2.200;
   }
}
 
subnet 192.168.3.0 netmask 255.255.255.0 {
   option subnet-mask 255.255.255.0;
   option routers 192.168.3.1;
   pool {
      range 192.168.3.100 192.168.3.200;
   }
}
 
# see https://pastebin.com/QtZUfL15
include "/etc/dhcp/ddns-hooks.conf";