{
  "log": {
    "level": "info"
  },
  "inbounds": [
    {
      "type": "tun",
      "tag": "tun-in",
      "interface_name": "tun0",
      "address": [
        "172.19.0.1/30",
        "fdfe:dcba:9876::1/126"
      ],
      "mtu": 1500,
      "auto_route": false
    }
  ],
  "outbounds": [
    {
      "type": "direct",
      "tag": "direct"
    }
  ]
}