diff --git a/helper/ccnb-parser/syntax-tree/ccnb-parser-attr.h b/helper/ccnb-parser/syntax-tree/ccnb-parser-attr.h
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+++ b/helper/ccnb-parser/syntax-tree/ccnb-parser-attr.h
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+/* -*- Mode: C++; c-file-style: "gnu"; indent-tabs-mode:nil -*- */
+/*
+ * Copyright (c) 2011 University of California, Los Angeles
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation;
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
+ * Author: Alexander Afanasyev <alexander.afanasyev@ucla.edu>
+ */
+
+#ifndef _CCNB_PARSER_ATTR_H_
+#define _CCNB_PARSER_ATTR_H_
+
+#include "ccnb-parser-base-attr.h"
+#include <string>
+
+namespace ns3 {
+namespace CcnbParser {
+
+/**
+ * \ingroup ccnx-ccnb
+ * \brief Class to represent ATTR ccnb-encoded node
+ *
+ * \see http://www.ccnx.org/releases/latest/doc/technical/BinaryEncoding.html
+ */
+class Attr : public BaseAttr
+{
+public:
+  /**
+   * \brief Constructor that actually parsed ccnb-encoded ATTR block
+   *
+   * \param start  buffer iterator pointing to the first byte of ATTR block name
+   * \param length length of ATTR name (extracted from the value field)
+   *
+   * \see http://www.ccnx.org/releases/latest/doc/technical/BinaryEncoding.html
+   */
+  Attr (Buffer::Iterator &start, uint32_t length);
+  
+  virtual void accept( Visitor &v )                           { v.visit( *this ); }
+  virtual void accept( GJVoidVisitor &v, boost::any param )   { v.visit( *this, param ); }
+  virtual boost::any accept( GJNoArguVisitor &v )             { return v.visit( *this ); }
+  virtual boost::any accept( GJVisitor &v, boost::any param ) { return v.visit( *this, param ); }
+
+  std::string m_attr; ///< field holding name of the attribute
+};
+
+}
+}
+
+#endif // _CCNB_PARSER_ATTR_H_