diff --git a/daemon/face/datagram-transport.hpp b/daemon/face/datagram-transport.hpp
index cbef9ba..e34e443 100644
--- a/daemon/face/datagram-transport.hpp
+++ b/daemon/face/datagram-transport.hpp
@@ -40,7 +40,7 @@
 struct Multicast {};
 
 /**
- * \brief Implements Transport for datagram-based protocols.
+ * \brief Implements a Transport for datagram-based protocols.
  *
  * \tparam Protocol A datagram-based protocol in Boost.Asio
  * \tparam Addressing The addressing mode, either Unicast or Multicast
@@ -52,9 +52,10 @@
   using protocol = Protocol;
   using addressing = Addressing;
 
-  /** \brief Construct datagram transport.
+  /**
+   * \brief Construct datagram transport.
    *
-   *  \param socket Protocol-specific socket for the created transport
+   * \param socket Protocol-specific socket for the created transport
    */
   explicit
   DatagramTransport(typename protocol::socket&& socket);
diff --git a/daemon/face/ethernet-transport.hpp b/daemon/face/ethernet-transport.hpp
index 8fa7a6a..a1d3c80 100644
--- a/daemon/face/ethernet-transport.hpp
+++ b/daemon/face/ethernet-transport.hpp
@@ -1,6 +1,6 @@
 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
 /*
- * Copyright (c) 2014-2022,  Regents of the University of California,
+ * Copyright (c) 2014-2023,  Regents of the University of California,
  *                           Arizona Board of Regents,
  *                           Colorado State University,
  *                           University Pierre & Marie Curie, Sorbonne University,
@@ -36,7 +36,7 @@
 namespace nfd::face {
 
 /**
- * @brief Base class for Ethernet-based Transports
+ * @brief Base class for Ethernet-based Transports.
  */
 class EthernetTransport : public Transport
 {
@@ -48,7 +48,7 @@
   };
 
   /**
-   * @brief Processes the payload of an incoming frame
+   * @brief Processes the payload of an incoming frame.
    * @param payload Payload bytes, starting from the first byte after the Ethernet header
    * @param sender Sender address
    */
@@ -82,7 +82,7 @@
   doSend(const Block& packet) final;
 
   /**
-   * @brief Sends the specified TLV block on the network wrapped in an Ethernet frame
+   * @brief Sends the specified TLV block on the network wrapped in an Ethernet frame.
    */
   void
   sendPacket(const ndn::Block& block);
diff --git a/daemon/face/multicast-ethernet-transport.cpp b/daemon/face/multicast-ethernet-transport.cpp
index 2068012..459c8c1 100644
--- a/daemon/face/multicast-ethernet-transport.cpp
+++ b/daemon/face/multicast-ethernet-transport.cpp
@@ -1,6 +1,6 @@
 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
 /*
- * Copyright (c) 2014-2022,  Regents of the University of California,
+ * Copyright (c) 2014-2023,  Regents of the University of California,
  *                           Arizona Board of Regents,
  *                           Colorado State University,
  *                           University Pierre & Marie Curie, Sorbonne University,
@@ -103,8 +103,7 @@
 
 #if defined(__APPLE__) || defined(__FreeBSD__)
   // see bug #2327
-  using boost::asio::ip::udp;
-  udp::socket sock(getGlobalIoService(), udp::v4());
+  boost::asio::ip::udp::socket sock(getGlobalIoService(), boost::asio::ip::udp::v4());
   int fd = sock.native_handle();
 
   // Differences between Linux and the BSDs (including macOS):
diff --git a/daemon/face/multicast-ethernet-transport.hpp b/daemon/face/multicast-ethernet-transport.hpp
index 27c195c..9ab04a0 100644
--- a/daemon/face/multicast-ethernet-transport.hpp
+++ b/daemon/face/multicast-ethernet-transport.hpp
@@ -1,6 +1,6 @@
 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
 /*
- * Copyright (c) 2014-2022,  Regents of the University of California,
+ * Copyright (c) 2014-2023,  Regents of the University of California,
  *                           Arizona Board of Regents,
  *                           Colorado State University,
  *                           University Pierre & Marie Curie, Sorbonne University,
@@ -31,13 +31,13 @@
 namespace nfd::face {
 
 /**
- * @brief A multicast Transport that uses raw Ethernet II frames
+ * @brief A multicast Transport that uses raw Ethernet II frames.
  */
 class MulticastEthernetTransport final : public EthernetTransport
 {
 public:
   /**
-   * @brief Creates an Ethernet-based transport for multicast communication
+   * @brief Creates an Ethernet-based transport for multicast communication.
    */
   MulticastEthernetTransport(const ndn::net::NetworkInterface& localEndpoint,
                              const ethernet::Address& mcastAddress,
@@ -45,7 +45,7 @@
 
 private:
   /**
-   * @brief Enables receiving frames addressed to our MAC multicast group
+   * @brief Enables receiving frames addressed to our MAC multicast group.
    */
   void
   joinMulticastGroup();
diff --git a/daemon/face/multicast-udp-transport.cpp b/daemon/face/multicast-udp-transport.cpp
index 6082745..22c157c 100644
--- a/daemon/face/multicast-udp-transport.cpp
+++ b/daemon/face/multicast-udp-transport.cpp
@@ -1,6 +1,6 @@
 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
 /*
- * Copyright (c) 2014-2022,  Regents of the University of California,
+ * Copyright (c) 2014-2023,  Regents of the University of California,
  *                           Arizona Board of Regents,
  *                           Colorado State University,
  *                           University Pierre & Marie Curie, Sorbonne University,
@@ -40,11 +40,13 @@
 
 namespace nfd::face {
 
-NFD_LOG_MEMBER_INIT_SPECIALIZED((DatagramTransport<boost::asio::ip::udp, Multicast>), MulticastUdpTransport);
+namespace ip = boost::asio::ip;
 
-MulticastUdpTransport::MulticastUdpTransport(const protocol::endpoint& multicastGroup,
-                                             protocol::socket&& recvSocket,
-                                             protocol::socket&& sendSocket,
+NFD_LOG_MEMBER_INIT_SPECIALIZED((DatagramTransport<ip::udp, Multicast>), MulticastUdpTransport);
+
+MulticastUdpTransport::MulticastUdpTransport(const ip::udp::endpoint& multicastGroup,
+                                             ip::udp::socket&& recvSocket,
+                                             ip::udp::socket&& sendSocket,
                                              ndn::nfd::LinkType linkType)
   : DatagramTransport(std::move(recvSocket))
   , m_multicastGroup(multicastGroup)
@@ -57,7 +59,7 @@
   this->setLinkType(linkType);
   this->setMtu(udp::computeMtu(m_sendSocket.local_endpoint()));
 
-  protocol::socket::send_buffer_size sendBufferSizeOption;
+  boost::asio::socket_base::send_buffer_size sendBufferSizeOption;
   boost::system::error_code error;
   m_sendSocket.get_option(sendBufferSizeOption);
   if (error) {
@@ -131,27 +133,26 @@
 }
 
 void
-MulticastUdpTransport::openRxSocket(protocol::socket& sock,
-                                    const protocol::endpoint& multicastGroup,
-                                    const boost::asio::ip::address& localAddress,
+MulticastUdpTransport::openRxSocket(ip::udp::socket& sock,
+                                    const ip::udp::endpoint& multicastGroup,
+                                    const ip::address& localAddress,
                                     const ndn::net::NetworkInterface* netif)
 {
   BOOST_ASSERT(!sock.is_open());
 
   sock.open(multicastGroup.protocol());
-  sock.set_option(protocol::socket::reuse_address(true));
+  sock.set_option(boost::asio::socket_base::reuse_address(true));
 
   if (multicastGroup.address().is_v4()) {
     BOOST_ASSERT(localAddress.is_v4());
     sock.bind(multicastGroup);
-    sock.set_option(boost::asio::ip::multicast::join_group(multicastGroup.address().to_v4(),
-                                                           localAddress.to_v4()));
+    sock.set_option(ip::multicast::join_group(multicastGroup.address().to_v4(), localAddress.to_v4()));
   }
   else {
     BOOST_ASSERT(multicastGroup.address().to_v6().scope_id() != 0);
-    sock.set_option(boost::asio::ip::v6_only(true));
+    sock.set_option(ip::v6_only(true));
     sock.bind(multicastGroup);
-    sock.set_option(boost::asio::ip::multicast::join_group(multicastGroup.address().to_v6()));
+    sock.set_option(ip::multicast::join_group(multicastGroup.address().to_v6()));
   }
 
   if (netif)
@@ -159,27 +160,27 @@
 }
 
 void
-MulticastUdpTransport::openTxSocket(protocol::socket& sock,
-                                    const protocol::endpoint& localEndpoint,
+MulticastUdpTransport::openTxSocket(ip::udp::socket& sock,
+                                    const ip::udp::endpoint& localEndpoint,
                                     const ndn::net::NetworkInterface* netif,
                                     bool enableLoopback)
 {
   BOOST_ASSERT(!sock.is_open());
 
   sock.open(localEndpoint.protocol());
-  sock.set_option(protocol::socket::reuse_address(true));
-  sock.set_option(boost::asio::ip::multicast::enable_loopback(enableLoopback));
+  sock.set_option(boost::asio::socket_base::reuse_address(true));
+  sock.set_option(ip::multicast::enable_loopback(enableLoopback));
 
   if (localEndpoint.address().is_v4()) {
     sock.bind(localEndpoint);
     if (!localEndpoint.address().is_unspecified())
-      sock.set_option(boost::asio::ip::multicast::outbound_interface(localEndpoint.address().to_v4()));
+      sock.set_option(ip::multicast::outbound_interface(localEndpoint.address().to_v4()));
   }
   else {
-    sock.set_option(boost::asio::ip::v6_only(true));
+    sock.set_option(ip::v6_only(true));
     sock.bind(localEndpoint);
     if (netif)
-      sock.set_option(boost::asio::ip::multicast::outbound_interface(netif->getIndex()));
+      sock.set_option(ip::multicast::outbound_interface(netif->getIndex()));
   }
 }
 
diff --git a/daemon/face/multicast-udp-transport.hpp b/daemon/face/multicast-udp-transport.hpp
index 5295238..3f7cfa1 100644
--- a/daemon/face/multicast-udp-transport.hpp
+++ b/daemon/face/multicast-udp-transport.hpp
@@ -1,6 +1,6 @@
 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
 /*
- * Copyright (c) 2014-2022,  Regents of the University of California,
+ * Copyright (c) 2014-2023,  Regents of the University of California,
  *                           Arizona Board of Regents,
  *                           Colorado State University,
  *                           University Pierre & Marie Curie, Sorbonne University,
@@ -36,7 +36,7 @@
 NFD_LOG_MEMBER_DECL_SPECIALIZED((DatagramTransport<boost::asio::ip::udp, Multicast>));
 
 /**
- * \brief A Transport that communicates on a UDP multicast group
+ * \brief A Transport that communicates on a UDP multicast group.
  */
 class MulticastUdpTransport final : public DatagramTransport<boost::asio::ip::udp, Multicast>
 {
@@ -48,35 +48,35 @@
   };
 
   /**
-   * \brief Creates a UDP-based transport for multicast communication
+   * \brief Creates a UDP-based transport for multicast communication.
    * \param multicastGroup multicast group
    * \param recvSocket socket used to receive multicast packets
    * \param sendSocket socket used to send to the multicast group
    * \param linkType either `ndn::nfd::LINK_TYPE_MULTI_ACCESS` or `ndn::nfd::LINK_TYPE_AD_HOC`
    */
-  MulticastUdpTransport(const protocol::endpoint& multicastGroup,
-                        protocol::socket&& recvSocket,
-                        protocol::socket&& sendSocket,
+  MulticastUdpTransport(const boost::asio::ip::udp::endpoint& multicastGroup,
+                        boost::asio::ip::udp::socket&& recvSocket,
+                        boost::asio::ip::udp::socket&& sendSocket,
                         ndn::nfd::LinkType linkType);
 
   ssize_t
   getSendQueueLength() final;
 
   /**
-   * \brief Opens and configures the receive-side socket
+   * \brief Opens and configures the receive-side socket.
    */
   static void
-  openRxSocket(protocol::socket& sock,
-               const protocol::endpoint& multicastGroup,
+  openRxSocket(boost::asio::ip::udp::socket& sock,
+               const boost::asio::ip::udp::endpoint& multicastGroup,
                const boost::asio::ip::address& localAddress = {},
                const ndn::net::NetworkInterface* netif = nullptr);
 
   /**
-   * \brief Opens and configures the transmit-side socket
+   * \brief Opens and configures the transmit-side socket.
    */
   static void
-  openTxSocket(protocol::socket& sock,
-               const protocol::endpoint& localEndpoint,
+  openTxSocket(boost::asio::ip::udp::socket& sock,
+               const boost::asio::ip::udp::endpoint& localEndpoint,
                const ndn::net::NetworkInterface* netif = nullptr,
                bool enableLoopback = false);
 
@@ -88,8 +88,8 @@
   doClose() final;
 
 private:
-  protocol::endpoint m_multicastGroup;
-  protocol::socket m_sendSocket;
+  boost::asio::ip::udp::endpoint m_multicastGroup;
+  boost::asio::ip::udp::socket m_sendSocket;
 };
 
 } // namespace nfd::face
diff --git a/daemon/face/network-predicate.hpp b/daemon/face/network-predicate.hpp
index 3405f7c..965ec88 100644
--- a/daemon/face/network-predicate.hpp
+++ b/daemon/face/network-predicate.hpp
@@ -44,7 +44,7 @@
   ~NetworkPredicateBase();
 
   /**
-   * \brief Set the whitelist to "*" and clear the blacklist
+   * \brief Set the whitelist to "*" and clear the blacklist.
    */
   void
   clear();
diff --git a/daemon/face/stream-transport.hpp b/daemon/face/stream-transport.hpp
index dcb5265..448b28b 100644
--- a/daemon/face/stream-transport.hpp
+++ b/daemon/face/stream-transport.hpp
@@ -37,9 +37,10 @@
 
 namespace nfd::face {
 
-/** \brief Implements Transport for stream-based protocols.
+/**
+ * \brief Implements a Transport for stream-based protocols.
  *
- *  \tparam Protocol a stream-based protocol in Boost.Asio
+ * \tparam Protocol a stream-based protocol in Boost.Asio
  */
 template<class Protocol>
 class StreamTransport : public Transport
@@ -47,9 +48,10 @@
 public:
   using protocol = Protocol;
 
-  /** \brief Construct stream transport.
+  /**
+   * \brief Construct stream transport.
    *
-   *  \param socket Protocol-specific socket for the created transport
+   * \param socket Protocol-specific socket for the created transport
    */
   explicit
   StreamTransport(typename protocol::socket&& socket);
diff --git a/daemon/face/tcp-channel.cpp b/daemon/face/tcp-channel.cpp
index 38fcd05..fbfd17d 100644
--- a/daemon/face/tcp-channel.cpp
+++ b/daemon/face/tcp-channel.cpp
@@ -33,10 +33,10 @@
 
 namespace nfd::face {
 
-NFD_LOG_INIT(TcpChannel);
-
 namespace ip = boost::asio::ip;
 
+NFD_LOG_INIT(TcpChannel);
+
 TcpChannel::TcpChannel(const tcp::Endpoint& localEndpoint, bool wantCongestionMarking,
                        DetermineFaceScopeFromAddress determineFaceScope)
   : m_localEndpoint(localEndpoint)
@@ -59,7 +59,7 @@
   }
 
   m_acceptor.open(m_localEndpoint.protocol());
-  m_acceptor.set_option(ip::tcp::acceptor::reuse_address(true));
+  m_acceptor.set_option(boost::asio::socket_base::reuse_address(true));
   if (m_localEndpoint.address().is_v6()) {
     m_acceptor.set_option(ip::v6_only(true));
   }
diff --git a/daemon/face/tcp-factory.cpp b/daemon/face/tcp-factory.cpp
index 09d2cd4..072525d 100644
--- a/daemon/face/tcp-factory.cpp
+++ b/daemon/face/tcp-factory.cpp
@@ -215,8 +215,8 @@
 }
 
 ndn::nfd::FaceScope
-TcpFactory::determineFaceScopeFromAddresses(const boost::asio::ip::address& localAddress,
-                                            const boost::asio::ip::address& remoteAddress) const
+TcpFactory::determineFaceScopeFromAddresses(const ip::address& localAddress,
+                                            const ip::address& remoteAddress) const
 {
   if (m_local(localAddress) && m_local(remoteAddress)) {
     return ndn::nfd::FACE_SCOPE_LOCAL;
diff --git a/daemon/face/tcp-transport.cpp b/daemon/face/tcp-transport.cpp
index 15c0769..074e53a 100644
--- a/daemon/face/tcp-transport.cpp
+++ b/daemon/face/tcp-transport.cpp
@@ -35,9 +35,11 @@
 
 namespace nfd::face {
 
-NFD_LOG_MEMBER_INIT_SPECIALIZED(StreamTransport<boost::asio::ip::tcp>, TcpTransport);
+namespace ip = boost::asio::ip;
 
-TcpTransport::TcpTransport(protocol::socket&& socket,
+NFD_LOG_MEMBER_INIT_SPECIALIZED(StreamTransport<ip::tcp>, TcpTransport);
+
+TcpTransport::TcpTransport(ip::tcp::socket&& socket,
                            ndn::nfd::FacePersistency persistency,
                            ndn::nfd::FaceScope faceScope)
   : StreamTransport(std::move(socket))
@@ -130,7 +132,7 @@
   BOOST_ASSERT(getState() == TransportState::DOWN);
 
   // recreate the socket
-  m_socket = protocol::socket(m_socket.get_executor());
+  m_socket = ip::tcp::socket(m_socket.get_executor());
   this->resetReceiveBuffer();
   this->resetSendQueue();
 
diff --git a/daemon/face/tcp-transport.hpp b/daemon/face/tcp-transport.hpp
index ed147fe..2b088bb 100644
--- a/daemon/face/tcp-transport.hpp
+++ b/daemon/face/tcp-transport.hpp
@@ -1,6 +1,6 @@
 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
 /*
- * Copyright (c) 2014-2022,  Regents of the University of California,
+ * Copyright (c) 2014-2023,  Regents of the University of California,
  *                           Arizona Board of Regents,
  *                           Colorado State University,
  *                           University Pierre & Marie Curie, Sorbonne University,
@@ -35,7 +35,7 @@
 NFD_LOG_MEMBER_DECL_SPECIALIZED(StreamTransport<boost::asio::ip::tcp>);
 
 /**
- * \brief A Transport that communicates on a connected TCP socket
+ * \brief A Transport that communicates on a connected TCP socket.
  *
  * When persistency is set to permanent, whenever the TCP connection is severed, the transport
  * state is set to DOWN, and the connection is retried periodically with exponential backoff
@@ -44,7 +44,9 @@
 class TcpTransport NFD_FINAL_UNLESS_WITH_TESTS : public StreamTransport<boost::asio::ip::tcp>
 {
 public:
-  TcpTransport(protocol::socket&& socket, ndn::nfd::FacePersistency persistency, ndn::nfd::FaceScope faceScope);
+  TcpTransport(boost::asio::ip::tcp::socket&& socket,
+               ndn::nfd::FacePersistency persistency,
+               ndn::nfd::FaceScope faceScope);
 
   ssize_t
   getSendQueueLength() final;
@@ -74,29 +76,25 @@
 
 NFD_PUBLIC_WITH_TESTS_ELSE_PRIVATE:
   /**
-   * \brief Delay before the first reconnection attempt after the TCP connection has been severed
+   * \brief Delay before the first reconnection attempt after the TCP connection has been severed.
    */
   static constexpr time::milliseconds INITIAL_RECONNECT_DELAY = 1_s;
 
   /**
-   * \brief Maximum amount of time to wait before a reconnection attempt
+   * \brief Maximum amount of time to wait before a reconnection attempt.
    */
   static constexpr time::milliseconds MAX_RECONNECT_DELAY = 5_min;
 
   /**
-   * \brief Multiplier for the exponential backoff of the reconnection timer
+   * \brief Multiplier for the exponential backoff of the reconnection timer.
    */
   static constexpr float RECONNECT_DELAY_MULTIPLIER = 2.0f;
 
 private:
-  typename protocol::endpoint m_remoteEndpoint;
+  boost::asio::ip::tcp::endpoint m_remoteEndpoint;
 
-  /** \note valid only when persistency is set to permanent
-   */
+  // The following members are valid only when the persistency is set to permanent
   scheduler::ScopedEventId m_reconnectEvent;
-
-  /** \note valid only when persistency is set to permanent
-   */
   time::milliseconds m_nextReconnectWait;
 };
 
diff --git a/daemon/face/udp-channel.cpp b/daemon/face/udp-channel.cpp
index 80c6878..5573306 100644
--- a/daemon/face/udp-channel.cpp
+++ b/daemon/face/udp-channel.cpp
@@ -1,6 +1,6 @@
 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
 /*
- * Copyright (c) 2014-2022,  Regents of the University of California,
+ * Copyright (c) 2014-2023,  Regents of the University of California,
  *                           Arizona Board of Regents,
  *                           Colorado State University,
  *                           University Pierre & Marie Curie, Sorbonne University,
@@ -33,10 +33,10 @@
 
 namespace nfd::face {
 
-NFD_LOG_INIT(UdpChannel);
-
 namespace ip = boost::asio::ip;
 
+NFD_LOG_INIT(UdpChannel);
+
 UdpChannel::UdpChannel(const udp::Endpoint& localEndpoint,
                        time::nanoseconds idleTimeout,
                        bool wantCongestionMarking,
@@ -83,7 +83,7 @@
   }
 
   m_socket.open(m_localEndpoint.protocol());
-  m_socket.set_option(ip::udp::socket::reuse_address(true));
+  m_socket.set_option(boost::asio::socket_base::reuse_address(true));
   if (m_localEndpoint.address().is_v6()) {
     m_socket.set_option(ip::v6_only(true));
   }
@@ -160,7 +160,7 @@
 
   // else, create a new face
   ip::udp::socket socket(getGlobalIoService(), m_localEndpoint.protocol());
-  socket.set_option(ip::udp::socket::reuse_address(true));
+  socket.set_option(boost::asio::socket_base::reuse_address(true));
   socket.bind(m_localEndpoint);
   socket.connect(remoteEndpoint);
 
diff --git a/daemon/face/udp-channel.hpp b/daemon/face/udp-channel.hpp
index e594f64..8c96b09 100644
--- a/daemon/face/udp-channel.hpp
+++ b/daemon/face/udp-channel.hpp
@@ -91,10 +91,6 @@
   waitForNewPeer(const FaceCreatedCallback& onFaceCreated,
                  const FaceCreationFailedCallback& onReceiveFailed);
 
-  /**
-   * \brief The channel has received a packet from a remote
-   *        endpoint not associated with any UDP face yet.
-   */
   void
   handleNewPeer(const boost::system::error_code& error,
                 size_t nBytesReceived,
diff --git a/daemon/face/unicast-ethernet-transport.hpp b/daemon/face/unicast-ethernet-transport.hpp
index 8078d44..22e943e 100644
--- a/daemon/face/unicast-ethernet-transport.hpp
+++ b/daemon/face/unicast-ethernet-transport.hpp
@@ -1,6 +1,6 @@
 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
 /*
- * Copyright (c) 2014-2022,  Regents of the University of California,
+ * Copyright (c) 2014-2023,  Regents of the University of California,
  *                           Arizona Board of Regents,
  *                           Colorado State University,
  *                           University Pierre & Marie Curie, Sorbonne University,
@@ -31,13 +31,13 @@
 namespace nfd::face {
 
 /**
- * @brief A unicast Transport that uses raw Ethernet II frames
+ * @brief A unicast Transport that uses raw Ethernet II frames.
  */
 class UnicastEthernetTransport final : public EthernetTransport
 {
 public:
   /**
-   * @brief Creates an Ethernet-based transport for unicast communication
+   * @brief Creates an Ethernet-based transport for unicast communication.
    */
   UnicastEthernetTransport(const ndn::net::NetworkInterface& localEndpoint,
                            const ethernet::Address& remoteEndpoint,
diff --git a/daemon/face/unicast-udp-transport.cpp b/daemon/face/unicast-udp-transport.cpp
index c8a208e..f6614f8 100644
--- a/daemon/face/unicast-udp-transport.cpp
+++ b/daemon/face/unicast-udp-transport.cpp
@@ -1,6 +1,6 @@
 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
 /*
- * Copyright (c) 2014-2022,  Regents of the University of California,
+ * Copyright (c) 2014-2023,  Regents of the University of California,
  *                           Arizona Board of Regents,
  *                           Colorado State University,
  *                           University Pierre & Marie Curie, Sorbonne University,
@@ -36,9 +36,11 @@
 
 namespace nfd::face {
 
-NFD_LOG_MEMBER_INIT_SPECIALIZED((DatagramTransport<boost::asio::ip::udp, Unicast>), UnicastUdpTransport);
+namespace ip = boost::asio::ip;
 
-UnicastUdpTransport::UnicastUdpTransport(protocol::socket&& socket,
+NFD_LOG_MEMBER_INIT_SPECIALIZED((DatagramTransport<ip::udp, Unicast>), UnicastUdpTransport);
+
+UnicastUdpTransport::UnicastUdpTransport(ip::udp::socket&& socket,
                                          ndn::nfd::FacePersistency persistency,
                                          time::nanoseconds idleTimeout)
   : DatagramTransport(std::move(socket))
diff --git a/daemon/face/unicast-udp-transport.hpp b/daemon/face/unicast-udp-transport.hpp
index 82982fc..4aa7233 100644
--- a/daemon/face/unicast-udp-transport.hpp
+++ b/daemon/face/unicast-udp-transport.hpp
@@ -1,6 +1,6 @@
 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
 /*
- * Copyright (c) 2014-2022,  Regents of the University of California,
+ * Copyright (c) 2014-2023,  Regents of the University of California,
  *                           Arizona Board of Regents,
  *                           Colorado State University,
  *                           University Pierre & Marie Curie, Sorbonne University,
@@ -35,12 +35,12 @@
 NFD_LOG_MEMBER_DECL_SPECIALIZED((DatagramTransport<boost::asio::ip::udp, Unicast>));
 
 /**
- * \brief A Transport that communicates on a unicast UDP socket
+ * \brief A Transport that communicates on a unicast UDP socket.
  */
 class UnicastUdpTransport final : public DatagramTransport<boost::asio::ip::udp, Unicast>
 {
 public:
-  UnicastUdpTransport(protocol::socket&& socket,
+  UnicastUdpTransport(boost::asio::ip::udp::socket&& socket,
                       ndn::nfd::FacePersistency persistency,
                       time::nanoseconds idleTimeout);
 
diff --git a/daemon/face/unix-stream-transport.cpp b/daemon/face/unix-stream-transport.cpp
index 76652f3..45947b2 100644
--- a/daemon/face/unix-stream-transport.cpp
+++ b/daemon/face/unix-stream-transport.cpp
@@ -1,6 +1,6 @@
 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
 /*
- * Copyright (c) 2014-2022,  Regents of the University of California,
+ * Copyright (c) 2014-2023,  Regents of the University of California,
  *                           Arizona Board of Regents,
  *                           Colorado State University,
  *                           University Pierre & Marie Curie, Sorbonne University,
@@ -27,13 +27,15 @@
 
 namespace nfd::face {
 
-NFD_LOG_MEMBER_INIT_SPECIALIZED(StreamTransport<boost::asio::local::stream_protocol>, UnixStreamTransport);
+namespace local = boost::asio::local;
 
-UnixStreamTransport::UnixStreamTransport(protocol::socket&& socket)
+NFD_LOG_MEMBER_INIT_SPECIALIZED(StreamTransport<local::stream_protocol>, UnixStreamTransport);
+
+UnixStreamTransport::UnixStreamTransport(local::stream_protocol::socket&& socket)
   : StreamTransport(std::move(socket))
 {
   static_assert(
-    std::is_same_v<std::remove_cv_t<protocol::socket::native_handle_type>, int>,
+    std::is_same_v<std::remove_cv_t<local::stream_protocol::socket::native_handle_type>, int>,
     "The native handle type for UnixStreamTransport sockets must be 'int'"
   );
 
diff --git a/daemon/face/unix-stream-transport.hpp b/daemon/face/unix-stream-transport.hpp
index 47b6a7e..5b4a6f4 100644
--- a/daemon/face/unix-stream-transport.hpp
+++ b/daemon/face/unix-stream-transport.hpp
@@ -1,6 +1,6 @@
 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
 /*
- * Copyright (c) 2014-2022,  Regents of the University of California,
+ * Copyright (c) 2014-2023,  Regents of the University of California,
  *                           Arizona Board of Regents,
  *                           Colorado State University,
  *                           University Pierre & Marie Curie, Sorbonne University,
@@ -39,13 +39,13 @@
 NFD_LOG_MEMBER_DECL_SPECIALIZED(StreamTransport<boost::asio::local::stream_protocol>);
 
 /**
- * \brief A Transport that communicates on a stream-oriented Unix domain socket
+ * \brief A Transport that communicates on a stream-oriented Unix domain socket.
  */
 class UnixStreamTransport final : public StreamTransport<boost::asio::local::stream_protocol>
 {
 public:
   explicit
-  UnixStreamTransport(protocol::socket&& socket);
+  UnixStreamTransport(boost::asio::local::stream_protocol::socket&& socket);
 };
 
 } // namespace nfd::face