diff --git a/web/api/src/main/resources/definitions/Host.json b/web/api/src/main/resources/definitions/Host.json
index b29e828..6bf6dd8 100644
--- a/web/api/src/main/resources/definitions/Host.json
+++ b/web/api/src/main/resources/definitions/Host.json
@@ -52,6 +52,36 @@
           }
         }
       }
+    },
+    "auxLocations": {
+      "required": false,
+      "type": "array",
+      "items": {
+        "type": "object",
+        "title": "location",
+        "required": [
+          "elementId",
+          "port"
+        ],
+        "properties": {
+          "elementId": {
+            "type": "string",
+            "example": "of:0000000000000003"
+          },
+          "port": {
+            "type": "string",
+            "example": "4"
+          }
+        }
+      }
+    },
+    "innerVlan": {
+      "type": "string",
+      "example": "-1"
+    },
+    "outerTpid": {
+      "type": "string",
+      "example": "unknown"
     }
   }
 }
\ No newline at end of file
diff --git a/web/api/src/main/resources/definitions/HostPut.json b/web/api/src/main/resources/definitions/HostPut.json
index 26e1c41..99f167b 100644
--- a/web/api/src/main/resources/definitions/HostPut.json
+++ b/web/api/src/main/resources/definitions/HostPut.json
@@ -47,6 +47,38 @@
           }
         }
       }
+    },
+    "auxLocations": {
+      "required": false,
+      "type": "array",
+      "items": {
+        "type": "object",
+        "title": "location",
+        "required": [
+          "elementId",
+          "port"
+        ],
+        "properties": {
+          "elementId": {
+            "type": "string",
+            "example": "of:0000000000000003"
+          },
+          "port": {
+            "type": "string",
+            "example": "4"
+          }
+        }
+      }
+    },
+    "innerVlan": {
+      "required": false,
+      "type": "string",
+      "example": "10"
+    },
+    "outerTpid": {
+      "required": false,
+      "type": "string",
+      "example": "0x88a8"
     }
   }
 }
\ No newline at end of file
diff --git a/web/api/src/main/resources/definitions/Hosts.json b/web/api/src/main/resources/definitions/Hosts.json
index 3615ba4..3a293fa 100644
--- a/web/api/src/main/resources/definitions/Hosts.json
+++ b/web/api/src/main/resources/definitions/Hosts.json
@@ -65,6 +65,36 @@
                 }
               }
             }
+          },
+          "auxLocations": {
+            "required": false,
+            "type": "array",
+            "items": {
+              "type": "object",
+              "title": "location",
+              "required": [
+                "elementId",
+                "port"
+              ],
+              "properties": {
+                "elementId": {
+                  "type": "string",
+                  "example": "of:0000000000000003"
+                },
+                "port": {
+                  "type": "string",
+                  "example": "4"
+                }
+              }
+            }
+          },
+          "innerVlan": {
+            "type": "string",
+            "example": "-1"
+          },
+          "outerTpid": {
+            "type": "string",
+            "example": "unknown"
           }
         }
       }