diff --git a/src/vnet/dhcp/dhcp.api b/src/vnet/dhcp/dhcp.api
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+/*
+ * Copyright (c) 2015-2016 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.
+ */
+
+/** \brief DHCP Proxy config add / del request
+    @param client_index - opaque cookie to identify the sender
+    @param context - sender context, to match reply w/ request
+    @param vrf_id - vrf id
+    @param if_ipv6 - ipv6 if non-zero, else ipv4
+    @param is_add - add the config if non-zero, else delete
+    @param insert_circuit_id - option82 suboption 1 fib number
+    @param dhcp_server[] - server address
+    @param dhcp_src_address[] - <fix this, need details>
+*/
+define dhcp_proxy_config
+{
+  u32 client_index;
+  u32 context;
+  u32 vrf_id;
+  u8 is_ipv6;
+  u8 is_add;
+  u8 insert_circuit_id;
+  u8 dhcp_server[16];
+  u8 dhcp_src_address[16];
+};
+
+/** \brief DHCP Proxy config response
+    @param context - sender context, to match reply w/ request
+    @param retval - return code for the request
+*/
+define dhcp_proxy_config_reply
+{
+  u32 context;
+  i32 retval;
+};
+
+/** \brief DHCP Proxy config 2 add / del request
+    @param client_index - opaque cookie to identify the sender
+    @param context - sender context, to match reply w/ request
+    @param rx_vrf_id - receive vrf id
+    @param server_vrf_id - server vrf id
+    @param if_ipv6 - ipv6 if non-zero, else ipv4
+    @param is_add - add the config if non-zero, else delete
+    @param insert_circuit_id - option82 suboption 1 fib number
+    @param dhcp_server[] - server address
+    @param dhcp_src_address[] - <fix this, need details>
+*/
+define dhcp_proxy_config_2
+{
+  u32 client_index;
+  u32 context;
+  u32 rx_vrf_id;
+  u32 server_vrf_id;
+  u8 is_ipv6;
+  u8 is_add;
+  u8 insert_circuit_id;
+  u8 dhcp_server[16];
+  u8 dhcp_src_address[16];
+};
+
+/** \brief DHCP Proxy config 2 add / del response
+    @param context - sender context, to match reply w/ request
+    @param retval - return code for request
+*/
+define dhcp_proxy_config_2_reply
+{
+  u32 context;
+  i32 retval;
+};
+
+/** \brief DHCP Proxy set / unset vss request
+    @param client_index - opaque cookie to identify the sender
+    @param context - sender context, to match reply w/ request
+    @param tbl_id - table id
+    @param oui - first part of vpn id
+    @param fib_id - second part of vpn id
+    @param is_ipv6 - ip6 if non-zero, else ip4
+    @param is_add - set vss if non-zero, else delete
+*/
+define dhcp_proxy_set_vss
+{
+  u32 client_index;
+  u32 context;
+  u32 tbl_id;
+  u32 oui;
+  u32 fib_id;
+  u8 is_ipv6;
+  u8 is_add;
+};
+
+/** \brief DHCP proxy set / unset vss response
+    @param context - sender context, to match reply w/ request
+    @param retval - return code for the request
+*/
+define dhcp_proxy_set_vss_reply
+{
+  u32 context;
+  i32 retval;
+};
+
+/** \brief DHCP Client config add / del request
+    @param client_index - opaque cookie to identify the sender
+    @param context - sender context, to match reply w/ request
+    @param sw_if_index - index of the interface for DHCP client
+    @param hostname - hostname
+    @param is_add - add the config if non-zero, else delete
+    @param want_dhcp_event - DHCP event sent to the sender
+           via dhcp_compl_event API message if non-zero
+    @param pid - sender's pid
+*/
+define dhcp_client_config
+{
+  u32 client_index;
+  u32 context;
+  u32 sw_if_index;
+  u8 hostname[64];
+  u8 is_add;
+  u8 want_dhcp_event;
+  u32 pid;
+};
+
+/** \brief DHCP Client config response
+    @param context - sender context, to match reply w/ request
+    @param retval - return code for the request
+*/
+define dhcp_client_config_reply
+{
+  u32 context;
+  i32 retval;
+};
+
+/** \brief Tell client about a DHCP completion event
+    @param client_index - opaque cookie to identify the sender
+    @param pid - client pid registered to receive notification
+    @param is_ipv6 - if non-zero the address is ipv6, else ipv4
+    @param host_address - Host IP address
+    @param router_address - Router IP address
+    @param host_mac - Host MAC address
+*/
+define dhcp_compl_event
+{
+  u32 client_index;
+  u32 pid;
+  u8 hostname[64];
+  u8 is_ipv6;
+  u8 host_address[16];
+  u8 router_address[16];
+  u8 host_mac[6];
+};
+
+/*
+ * Local Variables:
+ * eval: (c-set-style "gnu")
+ * End:
+ */
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