diff --git a/web/assets/js/model/xray.js b/web/assets/js/model/xray.js
index cec4354d..3548ceee 100644
--- a/web/assets/js/model/xray.js
+++ b/web/assets/js/model/xray.js
@@ -818,10 +818,16 @@ class StreamSettings extends XrayCommonClass {
 }
 
 class Sniffing extends XrayCommonClass {
-    constructor(enabled=true, destOverride=['http', 'tls', 'quic', 'fakedns']) {
+    constructor(
+        enabled=false,
+        destOverride=['http', 'tls', 'quic', 'fakedns'],
+        metadataOnly=false,
+        routeOnly=false) {
         super();
         this.enabled = enabled;
         this.destOverride = destOverride;
+        this.metadataOnly = metadataOnly;
+        this.routeOnly = routeOnly;
     }
 
     static fromJson(json={}) {
@@ -834,6 +840,8 @@ class Sniffing extends XrayCommonClass {
         return new Sniffing(
             !!json.enabled,
             destOverride,
+            this.metadataOnly,
+            this.routeOnly,
         );
     }
 }
diff --git a/web/html/xui/form/sniffing.html b/web/html/xui/form/sniffing.html
index 6f3a636c..76d013ec 100644
--- a/web/html/xui/form/sniffing.html
+++ b/web/html/xui/form/sniffing.html
@@ -13,10 +13,18 @@
     </span>
     <a-switch v-model="inbound.sniffing.enabled"></a-switch>
   </a-form-item>
-  <a-form-item :wrapper-col="{span:24}">
-    <a-checkbox-group v-model="inbound.sniffing.destOverride" v-if="inbound.sniffing.enabled">
-      <a-checkbox v-for="key,value in SNIFFING_OPTION" :value="key">[[ value ]]</a-checkbox>
-    </a-checkbox-group>
-  </a-form-item>
+  <template v-if="inbound.sniffing.enabled">
+    <a-form-item :wrapper-col="{span:24}">
+      <a-checkbox-group v-model="inbound.sniffing.destOverride">
+        <a-checkbox v-for="key,value in SNIFFING_OPTION" :value="key">[[ value ]]</a-checkbox>
+      </a-checkbox-group>
+    </a-form-item>
+    <a-form-item label='Metadata Only'>
+      <a-switch v-model="inbound.sniffing.metadataOnly"></a-switch>
+    </a-form-item>
+    <a-form-item label='Route Only'>
+      <a-switch v-model="inbound.settings.routeOnly"></a-switch>
+    </a-form-item>
+  </template>
 </a-form>
 {{end}}
\ No newline at end of file