--- libelwix/example/test_n2.c	2016/05/14 13:19:18	1.3.48.3
+++ libelwix/example/test_n2.c	2016/05/14 19:55:52	1.3.48.4
@@ -12,7 +12,7 @@ main(int argc, char **argv)
 	struct in_addr a;
 	netaddr_t n, *n0;
 	inaddr_t t;
-	ether_addr_t *ea;
+	ether_addr_t *ea, na;
 	char str[BUFSIZ];
 	int res;
 
@@ -84,7 +84,9 @@ main(int argc, char **argv)
 
 	val = ait_allocVar();
 	AIT_SET_STR(val, argv[2]);
-	if ((ea = e_ether_addr(AIT_GET_STR(val), NULL))) {
+	printf("addr=%s\n", (argc > 3) ? argv[3] : NULL);
+	e_ether_aton((argc > 3) ? argv[3] : NULL, &na);
+	if ((ea = e_ether_addr(AIT_GET_STR(val), (argc > 3) ? &na : NULL))) {
 		printf("MAC address of iface=%s is %s\n", AIT_GET_STR(val), e_ether_ntoa(ea, str, sizeof str));
 		e_free(ea);
 	}