Someone

ddns-update-style interim;
ddns-updates on;
ignore client-updates;

authoritative;
option domain-name "domain.local";
option domain-name-servers 192.168.0.10;
option routers 192.168.0.253;
max-lease-time 604800;

class "pxe" {
  match if substring (option vendor-class-identifier, 0, 9) = "PXEClient";
}
class "install" {
  match if option dhcp-client-identifier = "PXEInstall";
}
class "anaconda" {
 match if substring (option vendor-class-identifier, 0, 8) = "anaconda";
}
subnet 192.168.0.0 netmask 255.255.252.0 {
  allow bootp;
  allow booting;
  next-server 192.168.0.5;
  filename "linux-install/pxelinux.0";

  pool {
    allow known clients;
    allow members of "pxe";
    allow members of "install";
    allow members of "anaconda";
    default-lease-time 604800;
    use-host-decl-names on;
    if known {
      ddns-hostname = host-decl-name;
    } else {
      ddns-hostname = binary-to-ascii (16,8,"-",substring (hardware,1,6));
    }
    range dynamic-bootp 192.168.1.1 192.168.1.254;
    range dynamic-bootp 192.168.2.1 192.168.2.254;
    ddns-updates on;
  }
  pool {
    deny members of "pxe";
    deny members of "install";
    deny members of "anaconda";
    allow unknown-clients;
    deny known clients;
    default-lease-time 7200;
    max-lease-time 7200;
    ddns-hostname = binary-to-ascii (16,8,"-",substring (hardware,1,6));
    option subnet-mask 255.255.255.255;
    option domain-name-servers 127.0.0.1;
    option routers 127.0.0.1;
    range dynamic-bootp 192.168.3.1 192.168.3.254;
  }
}
zone escape.local. {
  primary 192.168.0.10;
}
zone 0.168.192.in-addr.arpa. {
  primary 192.168.0.10;
}
zone 1.168.192.in-addr.arpa. {
  primary 192.168.0.10;
}
zone 2.168.192.in-addr.arpa. {
  primary 192.168.0.10;
}
zone 3.168.192.in-addr.arpa. {
  primary 192.168.0.10;
}

group {
  option domain-name "domain.local";
  ddns-domainname "domain.local";

  host ldapman {
       hardware ethernet 00:14:5E:55:06:3D;
  }
  host dhalsim {
        hardware ethernet 00:19:BB:EB:B1:46;
  }
}