+uword
+unformat_mac_address (unformat_input_t * input, va_list * args)
+{
+ u8 * a = va_arg(*args, u8 *);
+ return unformat (input, "%x:%x:%x:%x:%x:%x", &a[0], &a[1], &a[2], &a[3],
+ &a[4], &a[5]);
+}
+
+u8 *
+format_mac_address (u8 * s, va_list * args)
+{
+ u8 * a = va_arg (*args, u8 *);
+ return format (s, "%02x:%02x:%02x:%02x:%02x:%02x",
+ a[0], a[1], a[2], a[3], a[4], a[5]);
+}
+