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diff --git a/src/plugins/igmp/igmp.api b/src/plugins/igmp/igmp.api
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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.
+ *------------------------------------------------------------------
+ */
+
+option version = "1.0.0";
+
+/** \brief 
+    Used by a 'host' to enable the recption/listening of packets for a specific
+    multicast group
+    @param client_index - opaque cookie to identify the sender
+    @param context - sender context, to match reply w/ request
+    @param enable - if set, enable igmp messages on configuration
+    @param sw_if_index - interface sw index
+    @param saddr - source address
+    @param gaddr - group address
+*/
+autoreply define igmp_listen
+{
+  u32 client_index;
+  u32 context;
+
+  u8 enable;
+  u32 sw_if_index;
+  u8 saddr[4];
+  u8 gaddr[4];
+};
+
+/** \brief 
+    Used by a 'router' to enable the recption of IGMP packets and the
+    construction of group state for hosts on the link
+    multicast group
+    @param client_index - opaque cookie to identify the sender
+    @param context - sender context, to match reply w/ request
+    @param enable - if set, enable igmp messages on configuration
+    @param sw_if_index - interface sw index
+*/
+autoreply define igmp_enable_disable
+{
+  u32 client_index;
+  u32 context;
+
+  u8 enable;
+  u32 sw_if_index;
+};
+
+/** \brief dump (S,G)s from interface
+    @param client_index - opaque cookie to identify the sender
+    @param context - sender context, to match reply w/ request
+    @param sw_if_index - interface sw index
+    @param dump_all - get (S,G)s from all interfaces
+*/
+define igmp_dump
+{
+  u32 client_index;
+  u32 context;
+
+  u32 sw_if_index;
+  u8 dump_all;
+};
+
+/** \brief igmp details
+    @param context - sender context, to match reply w/ request
+    @param sw_if_index - interface sw index
+    @param saddr - source address
+    @param gaddr - group address
+*/
+define igmp_details
+{
+  u32 context;
+
+  u32 sw_if_index;
+  u8 saddr[4];
+  u8 gaddr[4];
+};
+
+/** \brief remove all (S,G)s from an interface
+    @param client_index - opaque cookie to identify the sender
+    @param context - sender context, to match reply w/ request
+    @param sw_if_index - interface sw index
+*/
+autoreply define igmp_clear_interface
+{
+  u32 client_index;
+  u32 context;
+
+  u32 sw_if_index;
+};
+
+/** \brief register for igmp events
+    @param client_index - opaque cookie to identify the sender
+    @param context - sender context, to match reply w/ request
+    @param pid - sender's pid
+    @param enable - 1 enable, 0 disable igmp events
+*/
+autoreply define want_igmp_events
+{
+  u32 client_index;
+  u32 context;
+
+  u32 enable;
+  u32 pid;
+};
+
+service {
+  rpc want_igmp_events returns want_igmp_events_reply
+    events igmp_event;
+};
+
+/** \brief igmp event details
+    @param client_index - opaque cookie to identify the sender
+    @param context - sender context, to match reply w/ request
+    @param sw_if_index - interface sw index
+    @param saddr - source address
+    @param gaddr - group address
+    @param is_join - if set source is joining the group, else leaving
+*/
+define igmp_event
+{
+  u32 context;
+
+  u32 sw_if_index;
+  u8 saddr[4];
+  u8 gaddr[4];
+  u8 is_join;
+};
+
+/*
+ * Local Variables:
+ * eval: (c-set-style "gnu")
+ * End:
+ */