diff --git a/@overflow/commons/ui/component/primeng/dropdown-panel.component.html b/@overflow/commons/ui/component/primeng/dropdown-panel.component.html
index dd9f1bd..04036b7 100644
--- a/@overflow/commons/ui/component/primeng/dropdown-panel.component.html
+++ b/@overflow/commons/ui/component/primeng/dropdown-panel.component.html
@@ -2,7 +2,7 @@
   <ng-content select="p-header"></ng-content>
 </div>
 
-<of-p-popupPanel #popupPanel [style]="style" [styleClass]="styleClass" [appendTo]="blockTarget">
+<of-p-popupPanel #popupPanel [style]="style" [styleClass]="styleClass" [blockTarget]="blockTarget">
   <div [ngClass]="'ui-popuppanel-content'">
     <ng-content></ng-content>
   </div>
diff --git a/src/commons/component/nic-dropdown.component.html b/src/commons/component/nic-dropdown.component.html
index e39a18c..fb40a07 100644
--- a/src/commons/component/nic-dropdown.component.html
+++ b/src/commons/component/nic-dropdown.component.html
@@ -1,6 +1,18 @@
 <of-p-dropdownPanel [style]="{'width':'400px'}" [headerStyle]="{'width':'300px'}" [blockTarget]="blockTarget">
-  <p-header>
-    192.168.1.0/24
+  <p-header class=".toolbar-button">
+    <button _ngcontent-c1="" class="button-component" type="button">
+      <svg _ngcontent-c1="" aria-hidden="true" class="octicon icon" version="1.1" viewBox="0 0 10 16" width="16px" height="16px">
+        <path _ngcontent-c1="" d="M8 1a1.993 1.993 0 0 0-1 3.72V6L5 8 3 6V4.72A1.993 1.993 0 0 0 2 1a1.993 1.993 0 0 0-1 3.72V6.5l3 3v1.78A1.993 1.993 0 0 0 5 15a1.993 1.993 0 0 0 1-3.72V9.5l3-3V4.72A1.993 1.993 0 0 0 8 1zM2 4.2C1.34 4.2.8 3.65.8 3c0-.65.55-1.2 1.2-1.2.65 0 1.2.55 1.2 1.2 0 .65-.55 1.2-1.2 1.2zm3 10c-.66 0-1.2-.55-1.2-1.2 0-.65.55-1.2 1.2-1.2.65 0 1.2.55 1.2 1.2 0 .65-.55 1.2-1.2 1.2zm3-10c-.66 0-1.2-.55-1.2-1.2 0-.65.55-1.2 1.2-1.2.65 0 1.2.55 1.2 1.2 0 .65-.55 1.2-1.2 1.2z"></path>
+      </svg>
+      <div _ngcontent-c1="" class="text">
+        <div _ngcontent-c1="" class="description">192.168.1.0/24</div>
+        <div _ngcontent-c1="" class="title">eth0</div>
+      </div>
+      <svg _ngcontent-c1="" aria-hidden="true" class="octicon dropdownArrow" version="1.1" viewBox="0 0 12 16" width="16px" height="16px">
+        <path _ngcontent-c1="" d="M0 5l6 6 6-6z">
+        </path>
+      </svg>
+    </button>
   </p-header>
 
   <div>Body Content</div>