docs: private void triggerTransportEstablished(TransportCandidate local, TransportCandidate remote) throws NotConnectedException, InterruptedException {
          List<JingleListener> listeners = getListenersList();
          for (JingleListener li : listeners) {
              if (li instanceof JingleTransportListener) {
                  JingleTransportListener mli = (JingleTransportListener) li;
                  LOGGER.fine("triggerTransportEstablished " + local.getLocalIp() + ":" + local.getPort() + " <-> "
                          + remote.getIp() + ":" + remote.getPort());
                  mli.transportEstablished(local, remote);
              }
          }
      }