uword type_opaque,
uword data, int is_add);
-void ethernet_arp_change_mac (vnet_main_t * vnm, u32 sw_if_index);
+void ethernet_arp_change_mac (u32 sw_if_index);
+void ethernet_ndp_change_mac (u32 sw_if_index);
void arp_update_adjacency (vnet_main_t * vnm, u32 sw_if_index, u32 ai);