diff --git a/src/vat/api_format.c b/src/vat/api_format.c
index cef60e0..9986268 100644
--- a/src/vat/api_format.c
+++ b/src/vat/api_format.c
@@ -934,14 +934,11 @@
       sub->sw_if_index = ntohl (mp->sw_if_index);
       sub->sub_id = ntohl (mp->sub_id);
 
-      sub->sub_dot1ad = mp->sub_dot1ad;
+      sub->raw_flags = ntohl (mp->sub_if_flags & SUB_IF_API_FLAG_MASK_VNET);
+
       sub->sub_number_of_tags = mp->sub_number_of_tags;
       sub->sub_outer_vlan_id = ntohs (mp->sub_outer_vlan_id);
       sub->sub_inner_vlan_id = ntohs (mp->sub_inner_vlan_id);
-      sub->sub_exact_match = mp->sub_exact_match;
-      sub->sub_default = mp->sub_default;
-      sub->sub_outer_vlan_id_any = mp->sub_outer_vlan_id_any;
-      sub->sub_inner_vlan_id_any = mp->sub_inner_vlan_id_any;
 
       /* vlan tag rewrite */
       sub->vtr_op = ntohl (mp->vtr_op);
@@ -968,37 +965,28 @@
   vat_json_object_add_uint (node, "sw_if_index", ntohl (mp->sw_if_index));
   vat_json_object_add_uint (node, "sup_sw_if_index",
 			    ntohl (mp->sup_sw_if_index));
-  vat_json_object_add_uint (node, "l2_address_length",
-			    ntohl (mp->l2_address_length));
   vat_json_object_add_bytes (node, "l2_address", mp->l2_address,
 			     sizeof (mp->l2_address));
   vat_json_object_add_string_copy (node, "interface_name",
-				   mp->interface_name);
-  vat_json_object_add_uint (node, "admin_up_down", mp->admin_up_down);
-  vat_json_object_add_uint (node, "link_up_down", mp->link_up_down);
+				   mp->interface_name.buf);
+  vat_json_object_add_uint (node, "flags", mp->flags);
   vat_json_object_add_uint (node, "link_duplex", mp->link_duplex);
   vat_json_object_add_uint (node, "link_speed", mp->link_speed);
   vat_json_object_add_uint (node, "mtu", ntohs (mp->link_mtu));
   vat_json_object_add_uint (node, "sub_id", ntohl (mp->sub_id));
-  vat_json_object_add_uint (node, "sub_dot1ad", mp->sub_dot1ad);
   vat_json_object_add_uint (node, "sub_number_of_tags",
 			    mp->sub_number_of_tags);
   vat_json_object_add_uint (node, "sub_outer_vlan_id",
 			    ntohs (mp->sub_outer_vlan_id));
   vat_json_object_add_uint (node, "sub_inner_vlan_id",
 			    ntohs (mp->sub_inner_vlan_id));
-  vat_json_object_add_uint (node, "sub_exact_match", mp->sub_exact_match);
-  vat_json_object_add_uint (node, "sub_default", mp->sub_default);
-  vat_json_object_add_uint (node, "sub_outer_vlan_id_any",
-			    mp->sub_outer_vlan_id_any);
-  vat_json_object_add_uint (node, "sub_inner_vlan_id_any",
-			    mp->sub_inner_vlan_id_any);
+  vat_json_object_add_uint (node, "sub_if_flags", ntohl (mp->sub_if_flags));
   vat_json_object_add_uint (node, "vtr_op", ntohl (mp->vtr_op));
   vat_json_object_add_uint (node, "vtr_push_dot1q",
 			    ntohl (mp->vtr_push_dot1q));
   vat_json_object_add_uint (node, "vtr_tag1", ntohl (mp->vtr_tag1));
   vat_json_object_add_uint (node, "vtr_tag2", ntohl (mp->vtr_tag2));
-  if (mp->sub_dot1ah)
+  if (ntohl (mp->sub_if_flags) & SUB_IF_API_FLAG_DOT1AH)
     {
       vat_json_object_add_string_copy (node, "pbb_vtr_dmac",
 				       format (0, "%U",
@@ -1021,8 +1009,10 @@
   if (vam->interface_event_display)
     errmsg ("interface flags: sw_if_index %d %s %s",
 	    ntohl (mp->sw_if_index),
-	    mp->admin_up_down ? "admin-up" : "admin-down",
-	    mp->link_up_down ? "link-up" : "link-down");
+	    ((ntohl (mp->flags)) & IF_STATUS_API_FLAG_ADMIN_UP) ?
+	    "admin-up" : "admin-down",
+	    ((ntohl (mp->flags)) & IF_STATUS_API_FLAG_LINK_UP) ?
+	    "link-up" : "link-down");
 }
 #endif
 
@@ -6002,7 +5992,7 @@
   /* Construct the API message */
   M (SW_INTERFACE_SET_FLAGS, mp);
   mp->sw_if_index = ntohl (sw_if_index);
-  mp->admin_up_down = admin_up;
+  mp->flags = ntohl ((admin_up) ? IF_STATUS_API_FLAG_ADMIN_UP : 0);
 
   /* send it... */
   S (mp);
@@ -6294,14 +6284,15 @@
   mp->del_all = del_all;
   if (v6_address_set)
     {
-      mp->is_ipv6 = 1;
-      clib_memcpy (mp->address, &v6address, sizeof (v6address));
+      mp->prefix.address.af = ADDRESS_IP6;
+      clib_memcpy (mp->prefix.address.un.ip6, &v6address, sizeof (v6address));
     }
   else
     {
-      clib_memcpy (mp->address, &v4address, sizeof (v4address));
+      mp->prefix.address.af = ADDRESS_IP4;
+      clib_memcpy (mp->prefix.address.un.ip4, &v4address, sizeof (v4address));
     }
-  mp->address_length = address_length;
+  mp->prefix.address_length = address_length;
 
   /* send it... */
   S (mp);
@@ -9436,6 +9427,16 @@
 _(outer_vlan_id_any)                            \
 _(inner_vlan_id_any)
 
+#define foreach_create_subif_flag		\
+_(0, "no_tags")					\
+_(1, "one_tag")					\
+_(2, "two_tags")				\
+_(3, "dot1ad")					\
+_(4, "exact_match")				\
+_(5, "default_sub")				\
+_(6, "outer_vlan_id_any")			\
+_(7, "inner_vlan_id_any")
+
 static int
 api_create_subif (vat_main_t * vam)
 {
@@ -9498,8 +9499,8 @@
   mp->sw_if_index = ntohl (sw_if_index);
   mp->sub_id = ntohl (sub_id);
 
-#define _(a) mp->a = a;
-  foreach_create_subif_bit;
+#define _(a,b) mp->sub_if_flags |= (1 << a);
+  foreach_create_subif_flag;
 #undef _
 
   mp->outer_vlan_id = ntohs (outer_vlan_id);
@@ -20827,7 +20828,7 @@
   mp->sw_if_index = ntohl (sw_if_index);
   mp->is_add = enable;
   if (enable)
-    strncpy ((char *) mp->tag, (char *) tag, ARRAY_LEN (mp->tag) - 1);
+    vl_api_to_api_string (strlen ((char *) tag), tag, &mp->tag);
   vec_free (tag);
 
   S (mp);