{
  "interfaces": {
    "ethernet": {
      "eth0": {
        "address": [
          "Primary External IP/29",
          "External IP/29"
        ]
      }
    }
  },
  "service": {
    "nat": {
      "rule": {
        "1000": {
          "description": "DNAT for stuff",
          "destination": {
            "address": "External IP",
            "port": "80"
          },
          "inbound-interface": "eth0",
          "inside-address": {
            "address": "Internal IP",
            "port": "80"
          },
          "protocol": "tcp_udp",
          "type": "destination"
        },
        "1500": {
          "description": "Hairpin for stuff",
          "destination": {
            "address": "External IP",
            "port": "80"
          },
          "inbound-interface": "eth1",
          "inside-address": {
            "address": "Internal IP",
            "port": "80"
          },
          "protocol": "tcp_udp",
          "type": "destination"
        },
        "5000": {
          "description": "SNAT for stuff",
          "outbound-interface": "eth0",
          "outside-address": {
            "address": "External IP"
          },
          "protocol": "tcp_udp",
          "source": {
            "address": "Internal IP"
          },
          "type": "source"
        }
      }
    }
  },
  "firewall": {
    "name": {
      "WAN_IN": {
        "rule": {
          "2000": {
            "action": "accept",
            "description": "Firewall for stuff",
            "destination": {
              "address": "Internal IP",
              "port": "80"
            },
            "protocol": "tcp_udp",
            "log": "enable"
          },
          "2010": {
            "action": "accept",
            "description": "Hairpin FW for stuff",
            "destination": {
              "address": "Internal IP",
              "port": "80"
            },
            "protocol": "tcp_udp",
            "source": {
              "address": "External IP"
            },
            "log": "enable"
          }
        }
      }
    }
  },
  "port-forward": {
    "hairpin-nat": "enable",
    "lan-interface": [
      "eth1"
    ],
    "wan-interface": "eth0",
    "rule": {
      "2000": {
        "description": "Hairpin Portfoward for stuff",
        "forward-to": {
          "address": "Internal IP",
          "port": "80"
        },
        "protocol": "tcp_udp",
        "original-port": "80"
      }
    }
  }
}