{
  ptp_instances: {

    ptp4l: [

      {
        name: "ptp1",
        instance_hostnames : ["controller-0", "controller-1"] ,
        instance_parameters: "tx_timestamp_timeout=700 domainNumber=24 dataset_comparison=G.8275.x priority2=100 boundary_clock_jbod=1",
        ptp_interface_names: [
          "ptp1if1",
          "ptp1if2",
        ]
      },

      {
        name: "ptp2",
        instance_hostnames : [],
        instance_parameters: "dataset_comparison=G.8275.x domainNumber=24 tx_timestamp_timeout=700 boundary_clock_jbod=1 priority2=110",
        ptp_interface_names: [
          "ptp2if1",
          "ptp2if2"
        ],
      },

      {
        name: "ptp3",
        instance_hostnames : ["controller-0"],
        instance_parameters: "dataset_comparison=G.8275.x domainNumber=24 tx_timestamp_timeout=700 boundary_clock_jbod=1 priority2=100",
        ptp_interface_names: [
          "ptp3if1",
          "ptp3if2"
        ],
      },

      {
        name: "ptp4",
        instance_hostnames : ["controller-1"],
        instance_parameters: "priority2=110 dataset_comparison=G.8275.x domainNumber=24 tx_timestamp_timeout=700 boundary_clock_jbod=1",
        ptp_interface_names: [
          "ptp4if1",
          "ptp4if2"
        ],
      }

    ],

    phc2sys : [

        {
          name: "phc1",
          instance_hostnames : ["controller-0", "controller-1"],
          instance_parameters: "cmdline_opts='-s {{controller_0.nic1.conn_to_spirent}} -O -37 -m'",
          ptp_interface_names: [
            "phc1if1",
          ],
        },

        {
          name: "phc2",
          instance_hostnames : [],
          instance_parameters: "uds_address=/var/run/ptp4l-ptp2 domainNumber=24",
          ptp_interface_names: [
            "phc2if1",
          ],
        },

        {
          name: "phc3",
          instance_hostnames : [],
          instance_parameters: "uds_address=/var/run/ptp4l-ptp3 domainNumber=24",
          ptp_interface_names: [
            "phc3if1",
          ],
        },

        {
          name: "phc4",
          instance_hostnames : [],
          instance_parameters: "uds_address=/var/run/ptp4l-ptp4 domainNumber=24",
          ptp_interface_names: [
            "phc4if1",
          ],
        },

    ],

    ts2phc : [

        {
          name: "ts1",
          instance_hostnames : ["controller-0"],
          instance_parameters: "ts2phc.nmea_serialport=/dev/gnss0",
          ptp_interface_names: [
            "ts1if1",
          ],
        }

    ],

    clock : [

      {
        name: "clock1",
        instance_hostnames : ["controller-0"],
        instance_parameters: "",
        ptp_interface_names: [
          "clock1if1",
          "clock1if2",
        ],
      }

    ],

  },

  ptp_host_ifs: [

    {
      name: "ptp1if1",
      controller_0_interfaces: ["{{ controller_0.nic1.nic_connection.interface }}"], // Connection to controller1-nic1
      controller_1_interfaces: ["{{ controller_1.nic1.nic_connection.interface }}"], // Connection to controller0-nic1
      ptp_interface_parameter : "",
    },

    {
      name: "ptp1if2",
      controller_0_interfaces: ["{{ controller_0.nic1.conn_to_spirent }}"],
      controller_1_interfaces: ["{{ controller_1.nic1.conn_to_spirent }}"],
      ptp_interface_parameter : "",
    },

    {
     name: "ptp2if1",
     controller_0_interfaces: [],
     controller_1_interfaces: [],
     ptp_interface_parameter : "",
    },

   {
     name: "ptp2if2",
     controller_0_interfaces: [],
     controller_1_interfaces: [],
     ptp_interface_parameter : "",
    },

   {
     name: "ptp3if1",
     controller_0_interfaces: ["{{ controller_0.nic2.nic_connection.interface }}"], // Connection to Controller1 Nic 2
     controller_1_interfaces: [],
     ptp_interface_parameter : "",
    },

   {
     name: "ptp3if2",
     controller_0_interfaces: ["{{ controller_0.nic2.conn_to_spirent }}"],
     controller_1_interfaces: [],
     ptp_interface_parameter : "",
    },

   {
     name: "ptp4if1",
     controller_0_interfaces: [],
     controller_1_interfaces: ["{{ controller_0.nic2.nic_connection.interface  }}"], // Connection to Controller1 Nic 2
     ptp_interface_parameter : "",
    },

   {
     name: "ptp4if2",
     controller_0_interfaces: [],
     controller_1_interfaces: ["{{ controller_1.nic2.conn_to_spirent }}"],
     ptp_interface_parameter : "",
    },

   {
     name: "phc1if1",
     controller_0_interfaces: [],
     controller_1_interfaces: [],
     ptp_interface_parameter : "",
    },

   {
     name: "phc2if1",
     controller_0_interfaces: [],
     controller_1_interfaces: [],
     ptp_interface_parameter : "",
    },

   {
     name: "phc3if1",
     controller_0_interfaces: [],
     controller_1_interfaces: [],
     ptp_interface_parameter : "",
    },

   {
     name: "phc4if1",
     controller_0_interfaces: [],
     controller_1_interfaces: ["{{ controller_1.nic1.base_port }}", "{{ controller_1.nic2.base_port }}"],
     ptp_interface_parameter :"",
    },

   {
     name: "ts1if1",
     controller_0_interfaces: ["{{ controller_0.nic1.conn_to_spirent }}", "{{ controller_0.nic2.base_port }}"],
     controller_1_interfaces: [],
     ptp_interface_parameter : "",
    },

   {
     name: "clock1if1",
     controller_0_interfaces: ["{{ controller_0.nic1.conn_to_spirent }}"],
     controller_1_interfaces: [],
     ptp_interface_parameter : "sma1={{ controller_0.nic1.sma1.name }}",
    },

   {
     name: "clock1if2",
     controller_0_interfaces: ["{{ controller_0.nic2.base_port }}"],
     controller_1_interfaces: [],
     ptp_interface_parameter : "sma1={{ controller_0.nic2.sma1.name }}",
    },
  ],

}