# Nodeclient connection problems **URL:** \ **Category:** Elasticsearch\ **Created:** [January 28, 2015, 2:39pm UTC](https://discuss.elastic.co/t/nodeclient-connection-problems/21879 "2015-01-28T14:39:42Z")\ **Posts on this page:** 2\ **Page:** 1
**Author:** ![Marc\_2](https://avatars.discourse-cdn.com/v4/letter/m/c4cdca/32.png) [@Marc\_2](https://discuss.elastic.co/u/Marc_2)\ **Post date:** [January 28, 2015, 2:39pm UTC](https://discuss.elastic.co/t/nodeclient-connection-problems/21879/1 "2015-01-28T14:39:42Z")
Hi there, I have a test server running that I can only access via ssh. Therefore, I tunneled the 9300 port to my localhost. The nodeClient in the JavaAPI somehow can find my masternode but not connect after timeout of 30s. Any ideas? Help! 2015-01-28T15:34:33.651+0100|Information: 2015.01.28\_15:34:33,651 - DEBUG org.elasticsearch.discovery.zen: [LT356.41c6fb63] filtered ping responses: ( filter\_client[true], filter\_data[false]) --\> ping\_response{node [[centralnode][TxdaBxULSK6Rr1obILiP\_A][ritab2v05 ][inet[/161.50.140.3:9300]]{bench=true}], id[306], master [[centralnode][TxdaBxULSK6Rr1obILiP\_A][ritab2v05][inet[/161.50.140.3:9300]]{bench=true}], hasJoinedOnce [true], cluster\_name[elasticsearch-test]} [Thread=elasticsearch[LT356.41c6fb63][generic][T#5]] 2015-01-28T15:34:54.663+0100|Information: 2015.01.28\_15:34:54,662 - WARN org.elasticsearch.discovery.zen: [LT356.41c6fb63] failed to connect to master [[centralnode][TxdaBxULSK6Rr1obILiP\_A][ritab2v05][inet[/161.50.140.3:9300]]{bench=true}], retrying... [Thread=elasticsearch[LT356.41c6fb63][generic][T#5]] org.elasticsearch.transport.ConnectTransportException: [centralnode][inet[/161.50.140.3:9300]] connect\_timeout[30s] at org.elasticsearch.transport.netty.NettyTransport.connectToChannels(NettyTransport.java:807) at org.elasticsearch.transport.netty.NettyTransport.connectToNode(NettyTransport.java:741) at org.elasticsearch.transport.netty.NettyTransport.connectToNode(NettyTransport.java:714) at org.elasticsearch.transport.TransportService.connectToNode(TransportService.java:150) at org.elasticsearch.discovery.zen.ZenDiscovery.joinElectedMaster(ZenDiscovery.java:441) at org.elasticsearch.discovery.zen.ZenDiscovery.innerJoinCluster(ZenDiscovery.java:393) at org.elasticsearch.discovery.zen.ZenDiscovery.access$6000(ZenDiscovery.java:80) at org.elasticsearch.discovery.zen.ZenDiscovery$JoinThreadControl$1.run(ZenDiscovery.java:1318) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) at java.lang.Thread.run(Thread.java:745) Caused by: java.net.ConnectException: Connection timed out: no further information: /161.50.140.3:9300 at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method) at sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:739 ) at org.elasticsearch.common.netty.channel.socket.nio.NioClientBoss. connect(NioClientBoss.java:152) at org.elasticsearch.common.netty.channel.socket.nio.NioClientBoss. processSelectedKeys(NioClientBoss.java:105) at org.elasticsearch.common.netty.channel.socket.nio.NioClientBoss. process(NioClientBoss.java:79) at org.elasticsearch.common.netty.channel.socket.nio.AbstractNioSelector .run(AbstractNioSelector.java:318) at org.elasticsearch.common.netty.channel.socket.nio.NioClientBoss.run( NioClientBoss.java:42) at org.elasticsearch.common.netty.util.ThreadRenamingRunnable.run( ThreadRenamingRunnable.java:108) at org.elasticsearch.common.netty.util.internal.DeadLockProofWorker$1. run(DeadLockProofWorker.java:42) ... 3 more 2015-01-28T15:34:54.667+0100|Information: 2015.01.28\_15:34:54,667 - DEBUG org.elasticsearch.cluster.service: [LT356.41c6fb63] processing [finalize\_join ([centralnode][TxdaBxULSK6Rr1obILiP\_A][ritab2v05][inet[/161.50.140.3:9300]]{ bench=true})]: execute [Thread=elasticsearch[LT356.41c6fb63][clusterService #updateTask][T#1]] 2015-01-28T15:34:54.668+0100|Information: 2015.01.28\_15:34:54,668 - DEBUG org.elasticsearch.cluster.service: [LT356.41c6fb63] processing [finalize\_join ([centralnode][TxdaBxULSK6Rr1obILiP\_A][ritab2v05][inet[/161.50.140.3:9300]]{ bench=true})]: no change in cluster\_state [Thread=elasticsearch[LT356. 41c6fb63][clusterService#updateTask][T#1]] 2015-01-28T15:34:54.681+0100|Information: 2015.01.28\_15:34:54,680 - DEBUG org.elasticsearch.transport.netty: [LT356.41c6fb63] connected to node [[#zen\_unicast\_1#][LT356][inet[localhost/127.0.0.1:9300]]] [Thread=elasticsearch[LT356.41c6fb63][[unicast\_connect]][T#1]] 2015-01-28T15:34:57.687+0100|Information: 2015.01.28\_15:34:57,687 - DEBUG org.elasticsearch.transport.netty: [LT356.41c6fb63] disconnecting from [[#zen\_unicast\_1#][LT356][inet[localhost/127.0.0.1:9300]]] due to explicit disconnect call [Thread=elasticsearch[LT356.41c6fb63][generic][T#1]] -- You received this message because you are subscribed to the Google Groups "elasticsearch" group. To unsubscribe from this group and stop receiving emails from it, send an email to [elasticsearch+unsubscribe@googlegroups.com](mailto:elasticsearch+unsubscribe@googlegroups.com). To view this discussion on the web visit [https://groups.google.com/d/msgid/elasticsearch/9e45fa37-c17e-4d93-afa0-1c447bc6aaf2%40googlegroups.com](https://groups.google.com/d/msgid/elasticsearch/9e45fa37-c17e-4d93-afa0-1c447bc6aaf2%40googlegroups.com). For more options, visit [https://groups.google.com/d/optout](https://groups.google.com/d/optout). ---
**Author:** ![system](https://us1.discourse-cdn.com/elastic/original/3X/1/a/1ac57faf039f6b580b3f104ef42a2a89e41014de.png) [@system](https://discuss.elastic.co/u/system)\ **Post date:** [July 6, 2017, 12:36am UTC](https://discuss.elastic.co/t/nodeclient-connection-problems/21879/2 "2017-07-06T00:36:08Z")
Closed on July 6, 2017, 12:36am UTC