IP directed broadcast

[vpp.git] / src / vnet / ip / ip6_neighbor.c

diff --git a/src/vnet/ip/ip6_neighbor.c b/src/vnet/ip/ip6_neighbor.c
index 87bda43..7c7a706 100644 (file)
--- a/src/vnet/ip/ip6_neighbor.c
+++ b/src/vnet/ip/ip6_neighbor.c
@@ -662,6 +662,14 @@ ip6_ethernet_update_adjacency (vnet_main_t * vnm, u32 sw_if_index, u32 ai)
          ip6_nbr_probe (adj);
        }
       break;
+    case IP_LOOKUP_NEXT_BCAST:
+      adj_nbr_update_rewrite (ai,
+                             ADJ_NBR_REWRITE_FLAG_COMPLETE,
+                             ethernet_build_rewrite (vnm,
+                                                     sw_if_index,
+                                                     VNET_LINK_IP6,
+                                                     VNET_REWRITE_FOR_SW_INTERFACE_ADDRESS_BROADCAST));
+      break;
     case IP_LOOKUP_NEXT_MCAST:
       {
        /*
@@ -794,7 +802,13 @@ vnet_set_ip6_ethernet_neighbor (vlib_main_t * vm,
       n = pool_elt_at_index (nm->neighbor_pool, p[0]);
       /* Refuse to over-write static neighbor entry. */
       if (!is_static && (n->flags & IP6_NEIGHBOR_FLAG_STATIC))
-       return -2;
+       {
+         /* if MAC address match, still check to send event */
+         if (0 == memcmp (n->link_layer_address,
+                          link_layer_address, n_bytes_link_layer_address))
+           goto check_customers;
+         return -2;
+       }
       make_new_nd_cache_entry = 0;
     }