diff --git a/src/nrd.hpp b/src/nrd.hpp
new file mode 100644
index 0000000..210af74
--- /dev/null
+++ b/src/nrd.hpp
@@ -0,0 +1,98 @@
+/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
+/**
+ * Copyright (C) 2014 Named Data Networking Project
+ * See COPYING for copyright and distribution information.
+ */
+
+#ifndef NRD_HPP
+#define NRD_HPP
+
+#include "rib.hpp"
+
+namespace ndn {
+namespace nrd {
+
+class Nrd
+{
+public:
+  Nrd();
+
+  void
+  onRibRequest(const Interest& request);
+
+  void
+  enableLocalControlHeader();
+
+  void
+  listen();
+
+private:
+  void
+  sendResponse(const Name& name,
+               const nfd::ControlResponse& response);
+
+  void
+  sendResponse(const Name& name,
+               uint32_t code,
+               const std::string& text);
+  void
+  onCommandError(const std::string& error, 
+                 const ndn::Interest& interest, 
+                 const PrefixRegOptions& options);
+ 
+  void
+  onRegSuccess(const ndn::Interest& interest, const PrefixRegOptions& options);
+
+  void
+  onUnRegSuccess(const ndn::Interest& interest, const PrefixRegOptions& options);
+
+  void
+  onControlHeaderSuccess();
+
+  void
+  onControlHeaderError();
+
+  void
+  insertEntry(const Interest& request, const PrefixRegOptions& options);
+
+  void
+  deleteEntry(const Interest& request, const PrefixRegOptions& options);
+
+  bool
+  extractOptions(const Interest& request,
+                 PrefixRegOptions& extractedOptions);
+private:
+  Rib m_managedRib;
+  ndn::Face m_face;
+  ndn::KeyChain m_keyChain;
+  shared_ptr<nfd::Controller> m_nfdController;
+
+  typedef boost::function<void(Nrd*,
+                               const Interest&,
+                               const PrefixRegOptions&)> VerbProcessor;
+
+  typedef std::map<Name::Component, VerbProcessor> VerbDispatchTable;
+
+  typedef std::pair<Name::Component, VerbProcessor> VerbAndProcessor;
+
+
+  const VerbDispatchTable m_verbDispatch;
+
+  static const Name COMMAND_PREFIX; // /localhost/nrd
+
+  // number of components in an invalid, but not malformed, unsigned command.
+  // (/localhost/nrd + verb + options) = 4
+  static const size_t COMMAND_UNSIGNED_NCOMPS;
+
+  // number of components in a valid signed Interest.
+  // 5 in mock (see UNSIGNED_NCOMPS), 8 with signed Interest support.
+  static const size_t COMMAND_SIGNED_NCOMPS;
+
+  static const VerbAndProcessor COMMAND_VERBS[];
+};
+
+} // namespace nrd
+} // namespace ndn
+
+#endif // NRD_HPP
+