+ vl_api_interface_index_t sw_if_index;
+};
+
+/** \brief Register for IP4 ARP resolution event on receing ARP reply or
+ MAC/IP info from ARP requests in L2 BDs
+ @param client_index - opaque cookie to identify the sender
+ @param context - sender context, to match reply w/ request
+ @param enable - 1 => register for events, 0 => cancel registration
+ @param pid - sender's pid
+*/
+autoreply define want_l2_arp_term_events
+{
+ u32 client_index;
+ u32 context;
+ bool enable;
+ u32 pid;
+};
+
+/** \brief Tell client about an IP4 ARP resolution event or
+ MAC/IP info from ARP requests in L2 BDs
+ @param client_index - opaque cookie to identify the sender
+ @param pid - client pid registered to receive notification
+ @param ip - IP address of new ARP term entry
+ @param sw_if_index - interface of new ARP term entry
+ @param mac - MAC address of new ARP term entry
+*/
+define l2_arp_term_event
+{
+ u32 client_index;
+ u32 pid;
+ vl_api_address_t ip;
+ vl_api_interface_index_t sw_if_index;
+ vl_api_mac_address_t mac;
+};
+
+service {
+ rpc want_l2_arp_term_events returns want_l2_arp_term_events_reply
+ events l2_arp_term_event;