diff --git a/rib/rib.cpp b/rib/rib.cpp
new file mode 100644
index 0000000..8ad5ec6
--- /dev/null
+++ b/rib/rib.cpp
@@ -0,0 +1,109 @@
+/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
+/**
+ * Copyright (c) 2014  Regents of the University of California,
+ *                     Arizona Board of Regents,
+ *                     Colorado State University,
+ *                     University Pierre & Marie Curie, Sorbonne University,
+ *                     Washington University in St. Louis,
+ *                     Beijing Institute of Technology,
+ *                     The University of Memphis
+ *
+ * This file is part of NFD (Named Data Networking Forwarding Daemon).
+ * See AUTHORS.md for complete list of NFD authors and contributors.
+ *
+ * NFD is free software: you can redistribute it and/or modify it under the terms
+ * of the GNU General Public License as published by the Free Software Foundation,
+ * either version 3 of the License, or (at your option) any later version.
+ *
+ * NFD 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
+ * NFD, e.g., in COPYING.md file.  If not, see <http://www.gnu.org/licenses/>.
+ **/
+
+#include "rib.hpp"
+
+namespace nfd {
+namespace rib {
+
+Rib::Rib()
+{
+}
+
+
+Rib::~Rib()
+{
+}
+
+static inline bool
+compareNameFaceProtocol(const PrefixRegOptions& opt1, const PrefixRegOptions& opt2)
+{
+  return (opt1.getName() == opt2.getName() &&
+          opt1.getFaceId() == opt2.getFaceId() &&
+          opt1.getProtocol() == opt2.getProtocol());
+}
+
+
+Rib::const_iterator
+Rib::find(const PrefixRegOptions& options) const
+{
+  RibTable::const_iterator it = std::find_if(m_rib.begin(), m_rib.end(),
+                                             bind(&compareNameFaceProtocol, _1, options));
+  if (it == m_rib.end())
+    {
+      return end();
+    }
+  else
+    return it;
+}
+
+
+void
+Rib::insert(const PrefixRegOptions& options)
+{
+  RibTable::iterator it = std::find_if(m_rib.begin(), m_rib.end(),
+                                       bind(&compareNameFaceProtocol, _1, options));
+  if (it == m_rib.end())
+    {
+      m_rib.push_front(options);
+    }
+  else
+    {
+      //entry exist, update other fields
+      it->setFlags(options.getFlags());
+      it->setCost(options.getCost());
+      it->setExpirationPeriod(options.getExpirationPeriod());
+      it->setProtocol(options.getProtocol());
+    }
+}
+
+
+void
+Rib::erase(const PrefixRegOptions& options)
+{
+  RibTable::iterator it = std::find_if(m_rib.begin(), m_rib.end(),
+                                       bind(&compareNameFaceProtocol, _1, options));
+  if (it != m_rib.end())
+    {
+      m_rib.erase(it);
+    }
+}
+
+void
+Rib::erase(uint64_t faceId)
+{
+  //Keep it simple for now, with Trie this will be changed.
+  RibTable::iterator it = m_rib.begin();
+  while (it != m_rib.end())
+  {
+    if (it->getFaceId() == faceId)
+      it = m_rib.erase(it);
+    else
+      ++it;
+  }
+}
+
+} // namespace rib
+} // namespace nfd