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diff --git a/modules/CIAO/ciao/NodeApp_CB_Impl.h b/modules/CIAO/ciao/NodeApp_CB_Impl.h
new file mode 100644
index 00000000000..bd5c5fd7711
--- /dev/null
+++ b/modules/CIAO/ciao/NodeApp_CB_Impl.h
@@ -0,0 +1,78 @@
+// -*- C++ -*-
+// $Id$
+//=============================================================================
+/**
+ *  @file    NodeApp_CB_Impl.h
+ *
+ *  @author Nanbor Wang <nanbor@cs.wustl.edu>
+ *          Tao    Lu   <lu@dre.vanderbilt.edu>
+ *
+ //===========================================================================*/
+
+
+#ifndef NODEAPPLICATION_CALLBACK_IMPL_H
+#define NODEAPPLICATION_CALLBACK_IMPL_H
+#include /**/ "ace/pre.h"
+
+#include "ace/config-all.h"
+
+#if !defined (ACE_LACKS_PRAGMA_ONCE)
+# pragma once
+#endif /* ACE_LACKS_PRAGMA_ONCE */
+
+#include "CIAO_NodeApplication_CallBackS.h"
+
+namespace CIAO
+{
+  /**
+   * @class NodeApplication_Callback_Impl
+   *
+   * @brief A call back interface for NodeApplication
+   * @Note  Here is no need to be thread safe since for every nodeapplication
+   *        we will have an unique callback object. --Tao
+   */
+  class Deployment_svnt_Export NodeApplication_Callback_Impl
+    : public virtual POA_CIAO::NodeApplication_Callback
+  {
+  public:
+    friend class NodeApplicationManager_Impl;
+
+    /// Constructor.
+    NodeApplication_Callback_Impl (CORBA::ORB_ptr o,
+                                   PortableServer::POA_ptr p,
+                                   Deployment::NodeApplicationManager_ptr s,
+                                   const Deployment::Properties &properties)
+      ACE_THROW_SPEC ((CORBA::SystemException));
+
+    /// Get the containing POA.  This operation does *not* increase
+    /// the reference count of the POA.
+    virtual PortableServer::POA_ptr _default_POA (void);
+
+    /// Record the NodeApplication reference returned by the newly
+    /// spawned NodeApplication and give it back a reference to
+    /// NodeApplicationManager
+    Deployment::NodeApplicationManager_ptr
+    register_node_application (Deployment::NodeApplication_ptr na,
+                               Deployment::Properties_out properties)
+      ACE_THROW_SPEC ((CORBA::SystemException));
+
+    Deployment::NodeApplication_ptr get_nodeapp_ref (void);
+
+  protected:
+    /// Destructor.
+    ~NodeApplication_Callback_Impl ();
+
+    CORBA::ORB_var orb_;
+
+    PortableServer::POA_var poa_;
+
+    Deployment::NodeApplicationManager_var nam_;
+
+    Deployment::NodeApplication_var nodeapp_;
+
+    Deployment::Properties_var properties_;
+  };
+}
+
+#include /**/ "ace/post.h"
+#endif /* NODEAPPLICATION_CALLBACK_IMPL_H */