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diff --git a/src/vpp-api/vom/neighbour.hpp b/src/vpp-api/vom/neighbour.hpp
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+++ b/src/vpp-api/vom/neighbour.hpp
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+/*
+ * Copyright (c) 2017 Cisco and/or its affiliates.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at:
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef __VOM_NEIGHBOUR_H__
+#define __VOM_NEIGHBOUR_H__
+
+#include "vom/dump_cmd.hpp"
+#include "vom/interface.hpp"
+#include "vom/singular_db.hpp"
+#include "vom/types.hpp"
+
+#include <vapi/l2.api.vapi.hpp>
+
+namespace VOM {
+/**
+ * A entry in the ARP termination table of a Bridge Domain
+ */
+class neighbour : public object_base
+{
+public:
+  /**
+   * The key for a bridge_domain ARP entry;
+   *  the BD, IP address and MAC address
+   */
+  typedef std::tuple<interface::key_type,
+                     mac_address_t,
+                     boost::asio::ip::address>
+    key_t;
+
+  /**
+   * Construct an ARP entry
+   */
+  neighbour(const interface& itf,
+            const mac_address_t& mac,
+            const boost::asio::ip::address& ip_addr);
+
+  /**
+   * Copy Construct
+   */
+  neighbour(const neighbour& r);
+
+  /**
+   * Destructor
+   */
+  ~neighbour();
+
+  /**
+   * Return the matching 'singular instance'
+   */
+  std::shared_ptr<neighbour> singular() const;
+
+  /**
+   * Find the instnace of the bridge_domain domain in the OM
+   */
+  static std::shared_ptr<neighbour> find(const neighbour& temp);
+
+  /**
+   * Dump all bridge_domain-doamin into the stream provided
+   */
+  static void dump(std::ostream& os);
+
+  /**
+   * replay the object to create it in hardware
+   */
+  void replay(void);
+
+  /**
+   * Convert to string for debugging
+   */
+  std::string to_string() const;
+
+  /**
+   * A command class that creates or updates the bridge domain ARP Entry
+   */
+  class create_cmd
+    : public rpc_cmd<HW::item<bool>, rc_t, vapi::Ip_neighbor_add_del>
+  {
+  public:
+    /**
+     * Constructor
+     */
+    create_cmd(HW::item<bool>& item,
+               handle_t itf,
+               const mac_address_t& mac,
+               const boost::asio::ip::address& ip_addr);
+
+    /**
+     * Issue the command to VPP/HW
+     */
+    rc_t issue(connection& con);
+
+    /**
+     * convert to string format for debug purposes
+     */
+    std::string to_string() const;
+
+    /**
+     * Comparison operator - only used for UT
+     */
+    bool operator==(const create_cmd& i) const;
+
+  private:
+    handle_t m_itf;
+    mac_address_t m_mac;
+    boost::asio::ip::address m_ip_addr;
+  };
+
+  /**
+   * A cmd class that deletes a bridge domain ARP entry
+   */
+  class delete_cmd
+    : public rpc_cmd<HW::item<bool>, rc_t, vapi::Ip_neighbor_add_del>
+  {
+  public:
+    /**
+     * Constructor
+     */
+    delete_cmd(HW::item<bool>& item,
+               handle_t itf,
+               const mac_address_t& mac,
+               const boost::asio::ip::address& ip_addr);
+
+    /**
+     * Issue the command to VPP/HW
+     */
+    rc_t issue(connection& con);
+
+    /**
+     * convert to string format for debug purposes
+     */
+    std::string to_string() const;
+
+    /**
+     * Comparison operator - only used for UT
+     */
+    bool operator==(const delete_cmd& i) const;
+
+  private:
+    handle_t m_itf;
+    mac_address_t m_mac;
+    boost::asio::ip::address m_ip_addr;
+  };
+
+  /**
+   * A cmd class that Dumps all the neighbours
+   */
+  class dump_cmd : public VOM::dump_cmd<vapi::Ip_neighbor_dump>
+  {
+  public:
+    /**
+     * Constructor
+     */
+    dump_cmd(const handle_t& itf, const l3_proto_t& proto);
+    dump_cmd(const dump_cmd& d);
+
+    /**
+     * Issue the command to VPP/HW
+     */
+    rc_t issue(connection& con);
+    /**
+     * convert to string format for debug purposes
+     */
+    std::string to_string() const;
+
+    /**
+     * Comparison operator - only used for UT
+     */
+    bool operator==(const dump_cmd& i) const;
+
+  private:
+    /**
+     * HW reutrn code
+     */
+    HW::item<bool> item;
+
+    /**
+     * The interface to dump
+     */
+    handle_t m_itf;
+
+    /**
+     * V4 or V6
+     */
+    l3_proto_t m_proto;
+  };
+
+private:
+  /**
+   * Class definition for listeners to OM events
+   */
+  class event_handler : public OM::listener, public inspect::command_handler
+  {
+  public:
+    event_handler();
+    virtual ~event_handler() = default;
+
+    /**
+     * Handle a populate event
+     */
+    void handle_populate(const client_db::key_t& key);
+
+    /**
+     * Handle a replay event
+     */
+    void handle_replay();
+
+    /**
+     * Show the object in the Singular DB
+     */
+    void show(std::ostream& os);
+
+    /**
+     * Get the sortable Id of the listener
+     */
+    dependency_t order() const;
+  };
+
+  /**
+   * event_handler to register with OM
+   */
+  static event_handler m_evh;
+
+  /**
+   * Commit the acculmulated changes into VPP. i.e. to a 'HW" write.
+   */
+  void update(const neighbour& obj);
+
+  /**
+   * Do the populate work
+   */
+  static void populate_i(const client_db::key_t& key,
+                         std::shared_ptr<interface> itf,
+                         const l3_proto_t& proto);
+
+  /**
+   * Find or add the instnace of the bridge_domain domain in the OM
+   */
+  static std::shared_ptr<neighbour> find_or_add(const neighbour& temp);
+
+  /*
+   * It's the VPPHW class that updates the objects in HW
+   */
+  friend class OM;
+
+  /**
+   * It's the singular_db class that calls replay()
+   */
+  friend class singular_db<key_t, neighbour>;
+
+  /**
+   * Sweep/reap the object if still stale
+   */
+  void sweep(void);
+
+  /**
+   * HW configuration for the result of creating the bridge_domain
+   */
+  HW::item<bool> m_hw;
+
+  /**
+   * The bridge_domain domain the bridge_domain is in.
+   */
+  std::shared_ptr<interface> m_itf;
+
+  /**
+   * The mac to match
+   */
+  mac_address_t m_mac;
+
+  /**
+   * The IP address
+   */
+  boost::asio::ip::address m_ip_addr;
+
+  /**
+   * A map of all bridge_domains
+   */
+  static singular_db<key_t, neighbour> m_db;
+};
+
+std::ostream& operator<<(std::ostream& os, const neighbour::key_t& key);
+};
+
+/*
+ * fd.io coding-style-patch-verification: ON
+ *
+ * Local Variables:
+ * eval: (c-set-style "mozilla")
+ * End:
+ */
+
+#endif