json_schema: {
      "properties": {
          "channel": {
              "readonly": true,
              "type": "integer"
          },
          "controlplane": {
              "readonly": true,
              "type": "boolean"
          },
          "flags": {
              "readonly": true,
              "type": "integer"
          },
          "ifnum": {
              "type": "string"
          },
          "mac": {
              "type": "string"
          },
          "neighbor": {
              "type": "string"
          },
          "nodeid": {
              "type": "integer"
          },
          "state": {
              "enum": [
                  "INCOMPLETE",
                  "REACHABLE",
                  "STALE",
                  "DELAY",
                  "PROBE"
              ],
              "readonly": true,
              "type": "string"
          },
          "td": {
              "type": "integer"
          },
          "timeout": {
              "readonly": true,
              "type": "integer"
          },
          "vlan": {
              "type": "integer"
          },
          "vtep": {
              "type": "string"
          },
          "vxlan": {
              "type": "integer"
          }
      },
      "title": "nd6",
      "type": "object"
  }