diff --git a/daemon/face/internal-transport.cpp b/daemon/face/internal-transport.cpp
new file mode 100644
index 0000000..d9dc238
--- /dev/null
+++ b/daemon/face/internal-transport.cpp
@@ -0,0 +1,129 @@
+/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
+/**
+ * Copyright (c) 2014-2015,  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 "internal-transport.hpp"
+#include "core/global-io.hpp"
+
+namespace nfd {
+namespace face {
+
+NFD_LOG_INCLASS_DEFINE(InternalForwarderTransport, "InternalForwarderTransport");
+
+InternalForwarderTransport::InternalForwarderTransport(
+    const FaceUri& localUri, const FaceUri& remoteUri,
+    ndn::nfd::FaceScope scope, ndn::nfd::LinkType linkType)
+{
+  this->setLocalUri(localUri);
+  this->setRemoteUri(remoteUri);
+  this->setScope(scope);
+  this->setPersistency(ndn::nfd::FACE_PERSISTENCY_PERMANENT);
+  this->setLinkType(linkType);
+
+  NFD_LOG_FACE_INFO("Creating transport");
+}
+
+void
+InternalForwarderTransport::receiveFromLink(const Block& packet)
+{
+  NFD_LOG_FACE_TRACE(__func__);
+
+  Packet p;
+  p.packet = packet;
+  this->receive(std::move(p));
+}
+
+void
+InternalForwarderTransport::doSend(Packet&& packet)
+{
+  NFD_LOG_FACE_TRACE(__func__);
+
+  this->emitSignal(afterSend, packet.packet);
+}
+
+void
+InternalForwarderTransport::doClose()
+{
+  NFD_LOG_FACE_TRACE(__func__);
+
+  this->setState(TransportState::CLOSED);
+}
+
+NFD_LOG_INCLASS_DEFINE(InternalClientTransport, "InternalClientTransport");
+
+static void
+asyncReceive(InternalTransportBase* recipient, const Block& packet)
+{
+  getGlobalIoService().post([packet, recipient] {
+    recipient->receiveFromLink(packet);
+  });
+}
+
+void
+InternalClientTransport::connectToForwarder(InternalForwarderTransport* forwarderTransport)
+{
+  NFD_LOG_DEBUG(__func__ << " " << forwarderTransport);
+
+  m_fwToClientTransmitConn.disconnect();
+  m_clientToFwTransmitConn.disconnect();
+  m_fwTransportStateConn.disconnect();
+
+  if (forwarderTransport != nullptr) {
+    m_fwToClientTransmitConn = forwarderTransport->afterSend.connect(bind(&asyncReceive, this, _1));
+    m_clientToFwTransmitConn = this->afterSend.connect(bind(&asyncReceive, forwarderTransport, _1));
+    m_fwTransportStateConn = forwarderTransport->afterStateChange.connect(
+      [this] (TransportState oldState, TransportState newState) {
+        if (newState == TransportState::CLOSED) {
+          this->connectToForwarder(nullptr);
+        }
+      });
+  }
+}
+
+void
+InternalClientTransport::receiveFromLink(const Block& packet)
+{
+  if (m_receiveCallback) {
+    m_receiveCallback(packet);
+  }
+}
+
+void
+InternalClientTransport::send(const Block& wire)
+{
+  this->emitSignal(afterSend, wire);
+}
+
+void
+InternalClientTransport::send(const Block& header, const Block& payload)
+{
+  ndn::EncodingBuffer encoder(header.size() + payload.size(), header.size() + payload.size());
+  encoder.appendByteArray(header.wire(), header.size());
+  encoder.appendByteArray(payload.wire(), payload.size());
+
+  this->send(encoder.block());
+}
+
+} // namespace face
+} // namespace nfd