diff --git a/src/net/face-uri.hpp b/src/net/face-uri.hpp
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+++ b/src/net/face-uri.hpp
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+/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
+/**
+ * Copyright (c) 2013-2017 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 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.
+ */
+
+#ifndef NDN_NET_FACE_URI_HPP
+#define NDN_NET_FACE_URI_HPP
+
+#include "ethernet.hpp"
+#include "../util/time.hpp"
+
+#include <boost/asio/ip/tcp.hpp>
+#include <boost/asio/ip/udp.hpp>
+#include <boost/asio/local/stream_protocol.hpp>
+
+namespace ndn {
+
+/** \brief represents the underlying protocol and address used by a Face
+ *  \sa https://redmine.named-data.net/projects/nfd/wiki/FaceMgmt#FaceUri
+ */
+class FaceUri
+{
+public:
+  class Error : public std::invalid_argument
+  {
+  public:
+    explicit
+    Error(const std::string& what)
+      : std::invalid_argument(what)
+    {
+    }
+  };
+
+  FaceUri();
+
+  /** \brief construct by parsing
+   *
+   *  \param uri scheme://host[:port]/path
+   *  \throw FaceUri::Error if URI cannot be parsed
+   */
+  explicit
+  FaceUri(const std::string& uri);
+
+  // This overload is needed so that calls with string literal won't be
+  // resolved to boost::asio::local::stream_protocol::endpoint overload.
+  explicit
+  FaceUri(const char* uri);
+
+  /// exception-safe parsing
+  bool
+  parse(const std::string& uri);
+
+public: // scheme-specific construction
+  /// construct udp4 or udp6 canonical FaceUri
+  explicit
+  FaceUri(const boost::asio::ip::udp::endpoint& endpoint);
+
+  /// construct tcp4 or tcp6 canonical FaceUri
+  explicit
+  FaceUri(const boost::asio::ip::tcp::endpoint& endpoint);
+
+  /// construct tcp canonical FaceUri with custom scheme
+  FaceUri(const boost::asio::ip::tcp::endpoint& endpoint, const std::string& scheme);
+
+#ifdef BOOST_ASIO_HAS_LOCAL_SOCKETS
+  /// construct unix canonical FaceUri
+  explicit
+  FaceUri(const boost::asio::local::stream_protocol::endpoint& endpoint);
+#endif // BOOST_ASIO_HAS_LOCAL_SOCKETS
+
+  /// create fd FaceUri from file descriptor
+  static FaceUri
+  fromFd(int fd);
+
+  /// construct ether canonical FaceUri
+  explicit
+  FaceUri(const ethernet::Address& address);
+
+  /// create dev FaceUri from network device name
+  static FaceUri
+  fromDev(const std::string& ifname);
+
+  /// create udp4 or udp6 NIC-associated FaceUri from endpoint and network device name
+  static FaceUri
+  fromUdpDev(const boost::asio::ip::udp::endpoint& endpoint, const std::string& ifname);
+
+public: // getters
+  /// get scheme (protocol)
+  const std::string&
+  getScheme() const
+  {
+    return m_scheme;
+  }
+
+  /// get host (domain)
+  const std::string&
+  getHost() const
+  {
+    return m_host;
+  }
+
+  /// get port
+  const std::string&
+  getPort() const
+  {
+    return m_port;
+  }
+
+  /// get path
+  const std::string&
+  getPath() const
+  {
+    return m_path;
+  }
+
+  /// write as a string
+  std::string
+  toString() const;
+
+public: // EqualityComparable concept
+  bool
+  operator==(const FaceUri& rhs) const;
+
+  bool
+  operator!=(const FaceUri& rhs) const;
+
+public: // canonical FaceUri
+  /** \return whether a FaceUri of the scheme can be canonized
+   */
+  static bool
+  canCanonize(const std::string& scheme);
+
+  /** \brief determine whether this FaceUri is in canonical form
+   *  \return true if this FaceUri is in canonical form,
+   *          false if this FaceUri is not in canonical form or
+   *          or it's undetermined whether this FaceUri is in canonical form
+   */
+  bool
+  isCanonical() const;
+
+  typedef function<void(const FaceUri&)> CanonizeSuccessCallback;
+  typedef function<void(const std::string& reason)> CanonizeFailureCallback;
+
+  /** \brief asynchronously convert this FaceUri to canonical form
+   *  \param onSuccess function to call after this FaceUri is converted to canonical form
+   *  \note A new FaceUri in canonical form will be created; this FaceUri is unchanged.
+   *  \param onFailure function to call if this FaceUri cannot be converted to canonical form
+   *  \param io        reference to `boost::asio::io_service` instance
+   *  \param timeout   maximum allowable duration of the operations.
+   *                   It's intentional not to provide a default value: the caller should set
+   *                   a reasonable value in balance between network delay and user experience.
+   */
+  void
+  canonize(const CanonizeSuccessCallback& onSuccess,
+           const CanonizeFailureCallback& onFailure,
+           boost::asio::io_service& io,
+           time::nanoseconds timeout) const;
+
+private:
+  std::string m_scheme;
+  std::string m_host;
+  std::string m_port;
+  std::string m_path;
+  /// whether to add [] around host when writing string
+  bool m_isV6;
+
+  friend std::ostream& operator<<(std::ostream& os, const FaceUri& uri);
+};
+
+std::ostream&
+operator<<(std::ostream& os, const FaceUri& uri);
+
+} // namespace ndn
+
+#endif // NDN_NET_FACE_URI_HPP