Index: /trunk/src/VBox/Frontends/VirtualBox/src/settings/global/UIGlobalSettingsNetwork.cpp
===================================================================
--- /trunk/src/VBox/Frontends/VirtualBox/src/settings/global/UIGlobalSettingsNetwork.cpp	(revision 64302)
+++ /trunk/src/VBox/Frontends/VirtualBox/src/settings/global/UIGlobalSettingsNetwork.cpp	(revision 64303)
@@ -46,5 +46,5 @@
 
 /* Global settings / Network page / NAT network item: */
-class UIItemNetworkNAT : public QTreeWidgetItem
+class UIItemNetworkNAT : public QITreeWidgetItem
 {
 public:
@@ -68,4 +68,7 @@
     QString newName() const { return m_data.m_strNewName; }
 
+    /** Returns default text. */
+    virtual QString defaultText() const /* override */;
+
 private:
 
@@ -76,5 +79,5 @@
 
 /* Global settings / Network page / Host network item: */
-class UIItemNetworkHost : public QTreeWidgetItem
+class UIItemNetworkHost : public QITreeWidgetItem
 {
 public:
@@ -104,5 +107,5 @@
 
 UIItemNetworkNAT::UIItemNetworkNAT()
-    : QTreeWidgetItem()
+    : QITreeWidgetItem()
 {
 }
@@ -214,7 +217,13 @@
 }
 
+QString UIItemNetworkNAT::defaultText() const
+{
+    /* Return 2nd cell text as default: */
+    return text(1);
+}
+
 
 UIItemNetworkHost::UIItemNetworkHost()
-    : QTreeWidgetItem()
+    : QITreeWidgetItem()
 {
 }
Index: /trunk/src/VBox/Frontends/VirtualBox/src/settings/global/UIGlobalSettingsNetwork.ui
===================================================================
--- /trunk/src/VBox/Frontends/VirtualBox/src/settings/global/UIGlobalSettingsNetwork.ui	(revision 64302)
+++ /trunk/src/VBox/Frontends/VirtualBox/src/settings/global/UIGlobalSettingsNetwork.ui	(revision 64303)
@@ -27,5 +27,5 @@
        </property>
        <item>
-        <widget class="QTreeWidget" name="m_pTreeNetworkNAT">
+        <widget class="QITreeWidget" name="m_pTreeNetworkNAT">
          <property name="sizePolicy">
           <sizepolicy hsizetype="MinimumExpanding" vsizetype="MinimumExpanding">
@@ -62,5 +62,5 @@
        </property>
        <item>
-        <widget class="QTreeWidget" name="m_pTreeNetworkHost">
+        <widget class="QITreeWidget" name="m_pTreeNetworkHost">
          <property name="sizePolicy">
           <sizepolicy hsizetype="MinimumExpanding" vsizetype="MinimumExpanding">
@@ -108,4 +108,9 @@
    <header>QITabWidget.h</header>
   </customwidget>
+  <customwidget>
+   <class>QITreeWidget</class>
+   <extends>QTreeWidget</extends>
+   <header>QITreeWidget.h</header>
+  </customwidget>
  </customwidgets>
  <resources/>