diff --git a/src/transport/transport.cpp b/src/transport/transport.cpp
new file mode 100644
index 0000000..0ea5bee
--- /dev/null
+++ b/src/transport/transport.cpp
@@ -0,0 +1,53 @@
+/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
+/**
+ * Copyright (c) 2013-2016 Regents of the University of California.
+ *
+ * This file is part of ndn-cxx library (NDN C++ library with eXperimental eXtensions).
+ *
+ * ndn-cxx library is free software: you can redistribute it and/or modify it under the
+ * terms of the GNU Lesser General Public License as published by the Free Software
+ * Foundation, either version 3 of the License, or (at your option) any later version.
+ *
+ * ndn-cxx library 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 Lesser General Public License for more details.
+ *
+ * You should have received copies of the GNU General Public License and GNU Lesser
+ * General Public License along with ndn-cxx, e.g., in COPYING.md file.  If not, see
+ * <http://www.gnu.org/licenses/>.
+ *
+ * See AUTHORS.md for complete list of ndn-cxx authors and contributors.
+ */
+
+#include "transport.hpp"
+
+namespace ndn {
+
+Transport::Error::Error(const boost::system::error_code& code, const std::string& msg)
+  : std::runtime_error(msg + (code.value() ? " (" + code.category().message(code.value()) + ")" : ""))
+{
+}
+
+Transport::Error::Error(const std::string& msg)
+  : std::runtime_error(msg)
+{
+}
+
+Transport::Transport()
+  : m_ioService(nullptr)
+  , m_isConnected(false)
+  , m_isReceiving(false)
+{
+}
+
+void
+Transport::connect(boost::asio::io_service& ioService,
+                   const ReceiveCallback& receiveCallback)
+{
+  BOOST_ASSERT(receiveCallback != nullptr);
+
+  m_ioService = &ioService;
+  m_receiveCallback = receiveCallback;
+}
+
+} // namespace ndn