text: ---
  # defaults file for ansible-isc-dhcp
  
  # Defines if DHCP server should be authoritative for subnet
  isc_dhcp_authoritative: false
  
  # Defines if dhcp should be configured
  isc_dhcp_config_dhcp: false
  
  # Path to dhcpd's config file (default: /etc/dhcp/dhcpd.conf)
  isc_dhcp_dhcpd_conf: /etc/dhcp/dhcpd.conf
  
  # Defines if ddns updates should be enabled between dhcp and dns
  isc_dhcp_ddns_updates: false
  
  # Defines ddns update style
  # options are ad-hoc, interim, standard or none
  # read more on this here
  # https://deepthought.isc.org/article/AA-01091/0/ISC-DHCP-support-for-Standard-DDNS.html
  isc_dhcp_ddns_update_style: none
  
  isc_dhcp_default_lease_time: 86400
  
  # Define forward zones to forward to
  isc_dhcp_dns_fwd_zones: []
    #   #define forward zone name
    # - zone: "{{ isc_dhcp_domain_name }}"
    #   #define forward zone primary dns server to forward to
    #   primary: 127.0.0.1
  
  isc_dhcp_dns_rev_zones: []
    #   #define reverse zone
    # - zone: 250.168.192
    #   #define reverse zone primary dns server to forward to
    #   primary: 127.0.0.1
  
  # Defines domain name to assign to dhcp clients
  isc_dhcp_domain_name: "{{ isc_dhcp_pri_domain_name }}"
  
  # Defines if dhcp load balancing and failover should be configured
  # between dhcp servers
  isc_dhcp_enable_dhcp_failover: false
  
  # Defines if TFTP/PXE boot options should be enabled
  isc_dhcp_enable_pxe_boot: false
  
  isc_dhcp_failover_info: []
    # # ansible_default_ipv4.address|ansible_enp0s8.ipv4.address
    # # Defines failover address for dhcp failover setup
    # failover_address: "{{ ansible_default_ipv4.address }}"
    # # Define Ansible inventory group that nodes belong to
    # failover_group: dhcp-nodes
    # # Define the node in which should be considered the primary
    # primary: "{{ groups['dhcp-nodes'][0] }}"
    # # Define the node in which should be considered the secondary
    # secondary: "{{ groups['dhcp-nodes'][1] }}"
  
  # On what interfaces should the DHCP server (dhcpd) serve DHCP requests?
  isc_dhcp_listen_interfaces: []
    # - enp0s8
    # - eth0
    # - eth1
  
  # Defines max lease time for clients
  isc_dhcp_max_lease_time: 86400
  
  # Defines dns servers to assign to dhcp clients
  isc_dhcp_name_servers:
    - 8.8.8.8
    - 8.8.4.4
  
  # Defines ntp servers for clients to poll
  isc_dhcp_ntp_servers:
  #  - "ntp1.{{ isc_dhcp_pri_domain_name }}"
  #  - "ntp2.{{ isc_dhcp_pri_domain_name }}"
    - 0.ubuntu.pool.ntp.org
    - 1.ubuntu.pool.ntp.org
  
  # Define global options to configure
  isc_dhcp_options: []
    # - name: domain-name
    #   value: '"{{ isc_dhcp_domain_name }}"'
    # - name: domain-name-servers
    #   value: "{{ isc_dhcp_name_servers|join (', ') }}"
    # - name: ntp-servers
    #   value: "{{ isc_dhcp_ntp_servers|join (', ') }}"
  
  # Defines boot file used for pxe boot
  isc_dhcp_pxe_boot_file: pxelinux.0
  
  # Defines tftp server to PXE/TFTP from
  isc_dhcp_pxe_boot_server: "tftp.{{ isc_dhcp_pri_domain_name }}"
  
  # Defines dhcp scopes to create
  isc_dhcp_scopes: []
    # - subnet: 192.168.250.0
    #   default_lease_time: "{{ isc_dhcp_default_lease_time }}"
    #   max_lease_time: "{{ isc_dhcp_max_lease_time }}"
    #   netmask: 255.255.255.0
    #   # Define scope specific options to configure
    #   options:
    #     - name: routers
    #       value: 192.168.250.1
    #     - name: subnet-mask
    #       value: 255.255.255.0
    #     - name: broadcast-address
    #       value: 192.168.250.255
    #     - name: domain-name-servers
    #       value: "{{ isc_dhcp_name_servers|join (', ') }}"
    #   range_start: 192.168.250.128
    #   range_end: 192.168.250.224
  
  # Defines primary domain name for environment
  isc_dhcp_pri_domain_name: example.org
  