clib_error_t *vnet_netlink_set_link_master (int ifindex, char *master_ifname);
clib_error_t *vnet_netlink_set_link_addr (int ifindex, u8 * addr);
clib_error_t *vnet_netlink_set_link_state (int ifindex, int up);
clib_error_t *vnet_netlink_set_link_master (int ifindex, char *master_ifname);
clib_error_t *vnet_netlink_set_link_addr (int ifindex, u8 * addr);
clib_error_t *vnet_netlink_set_link_state (int ifindex, int up);