tmgr_trace_t trace = (tmgr_trace_t) xbt_dict_get_or_null(traces_set_list, trace_name);
NetworkCm02Link *link = static_cast<NetworkCm02Link*>( Link::byName(elm) );
tmgr_trace_t trace = (tmgr_trace_t) xbt_dict_get_or_null(traces_set_list, trace_name);
NetworkCm02Link *link = static_cast<NetworkCm02Link*>( Link::byName(elm) );