value = SD_link_get_property_value(route[i], noexist1);
if ( value == NULL)
INFO2("\tProperty: %s for link %s is undefined", noexist, SD_link_get_name(route[i]));
value = SD_link_get_property_value(route[i], noexist1);
if ( value == NULL)
INFO2("\tProperty: %s for link %s is undefined", noexist, SD_link_get_name(route[i]));