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Suman Moorthy updated ARTEMIS-3136: ----------------------------------- Description: Our client application fails to connect to Artemis and throws the below exception. Artemis server machine shows that it is Listening to port *61616* , but Telnet to the port from local host and from other servers fail. *The issue gets resolved only after restarting the Artemis services.* The java used in Artemis server is - *OpenJDK 1.8.0_275* {code:java} {code} Telnet from Artemis Server: !image-2021-02-22-15-54-28-278.png! Telnet from Client application server: !image-2021-02-22-15-56-27-430.png! was: Our client application fails to connect to Artemis and throws the below exception. Artemis server machine shows that it is Listening to port *61616* , but Telnet to the port from local host and from other servers fail. *The issue gets resolved only after restarting the Artemis services.* The java used in Artemis server is - *OpenJDK 1.8.0_275* {code:java} javax.jms.JMSException: Unexpected failure. at org.apache.activemq.util.JMSExceptionSupport.create(JMSExceptionSupport.java:72) at org.apache.activemq.ActiveMQConnection.doAsyncSendPacket(ActiveMQConnection.java:1310) at org.apache.activemq.ActiveMQConnection.asyncSendPacket(ActiveMQConnection.java:1302) at org.apache.activemq.ActiveMQSession.send(ActiveMQSession.java:1958) at org.apache.activemq.ActiveMQMessageProducer.send(ActiveMQMessageProducer.java:288) at org.apache.activemq.ActiveMQMessageProducer.send(ActiveMQMessageProducer.java:223) at org.apache.activemq.ActiveMQMessageProducerSupport.send(ActiveMQMessageProducerSupport.java:241) at org.apache.activemq.ActiveMQTopicPublisher.publish(ActiveMQTopicPublisher.java:123) at com.actiance.coreserver.horizontal.heartbeat.HeartbeatPublisherImpl$2.call(HeartbeatPublisherImpl.java:358) at com.actiance.coreserver.horizontal.heartbeat.HeartbeatPublisherImpl$2.call(HeartbeatPublisherImpl.java:347) at java.util.concurrent.FutureTask.run(FutureTask.java:266) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) at java.lang.Thread.run(Thread.java:748)Caused by: java.io.IOException: Unexpected failure. at org.apache.activemq.transport.failover.FailoverTransport.oneway(FailoverTransport.java:643) at org.apache.activemq.transport.MutexTransport.oneway(MutexTransport.java:68) at org.apache.activemq.transport.ResponseCorrelator.oneway(ResponseCorrelator.java:60) at org.apache.activemq.ActiveMQConnection.doAsyncSendPacket(ActiveMQConnection.java:1308) ... 12 more {code} Telnet from Artemis Server: !image-2021-02-22-15-54-28-278.png! Telnet from Client application server: !image-2021-02-22-15-56-27-430.png! > Connectivity Issues to Artemis on port 61616 > -------------------------------------------- > > Key: ARTEMIS-3136 > URL: https://issues.apache.org/jira/browse/ARTEMIS-3136 > Project: ActiveMQ Artemis > Issue Type: Bug > Affects Versions: 2.11.0 > Reporter: Suman Moorthy > Priority: Major > Attachments: image-2021-02-22-15-54-28-278.png, > image-2021-02-22-15-56-27-430.png > > > Our client application fails to connect to Artemis and throws the below > exception. > Artemis server machine shows that it is Listening to port *61616* , but > Telnet to the port from local host and from other servers fail. > *The issue gets resolved only after restarting the Artemis services.* > The java used in Artemis server is - *OpenJDK 1.8.0_275* > > {code:java} > {code} > > Telnet from Artemis Server: > !image-2021-02-22-15-54-28-278.png! > > > Telnet from Client application server: > !image-2021-02-22-15-56-27-430.png! -- This message was sent by Atlassian Jira (v8.3.4#803005)