--- a/pjnath/src/pjnath/turn_session.c 2016-09-19 18:21:09.073614574 -0400 +++ b/pjnath/src/pjnath/turn_session.c 2016-09-19 18:21:30.648631620 -0400 @@ -653,3 +653,3 @@ - cnt = PJ_TURN_MAX_DNS_SRV_CNT; + cnt = 1; ai = (pj_addrinfo*) --- a/pjnath/src/pjnath/ice_strans.c 2016-09-19 18:36:04.180104330 -0400 +++ b/pjnath/src/pjnath/ice_strans.c 2016-09-19 18:37:10.614136809 -0400 @@ -1304,2 +1304,5 @@ + if (!comp->turn[n].sock) + continue; + /* Gather remote addresses for this component */ @@ -1995,4 +1998,37 @@ sess_init_update(comp->ice_st); + } else if ((old_state == PJ_TURN_STATE_RESOLVING || old_state == PJ_TURN_STATE_ALLOCATING) && + new_state >= PJ_TURN_STATE_DEALLOCATING) + { + pj_ice_sess_cand *cand = NULL; + unsigned i; + + /* DNS resolution has failed! */ + ++comp->turn[tp_idx].err_cnt; + + /* Unregister ourself from the TURN relay */ + pj_turn_sock_set_user_data(turn_sock, NULL); + comp->turn[tp_idx].sock = NULL; + + /* Wait until initialization completes */ + pj_grp_lock_acquire(comp->ice_st->grp_lock); + + /* Find relayed candidate in the component */ + for (i=0; icand_cnt; ++i) { + if (comp->cand_list[i].type == PJ_ICE_CAND_TYPE_RELAYED && + comp->cand_list[i].transport_id == data->transport_id) + { + cand = &comp->cand_list[i]; + break; + } + } + pj_assert(cand != NULL); + + pj_grp_lock_release(comp->ice_st->grp_lock); + + cand->status = old_state == PJ_TURN_STATE_RESOLVING ? PJ_ERESOLVE : PJ_EINVALIDOP; + + sess_init_update(comp->ice_st); + } else if (new_state >= PJ_TURN_STATE_DEALLOCATING) { pj_turn_session_info info;