Why always Connection refused。。。

[lizhaoch]

SEVERE: [32] org.jitsi.meet.ComponentMain.call().278 java.net.ConnectException: Connection refused (Connection refused), host:10.41.12.15, port:5347
org.xmpp.component.ComponentException: java.net.ConnectException: Connection refused (Connection refused)
at org.jivesoftware.whack.ExternalComponent.connect(ExternalComponent.java:272)
at org.jivesoftware.whack.ExternalComponentManager.addComponent(ExternalComponentManager.java:221)
at org.jivesoftware.whack.ExternalComponentManager.addComponent(ExternalComponentManager.java:201)
at org.jitsi.meet.ComponentMain$3.call(ComponentMain.java:270)
at org.jitsi.meet.ComponentMain$3.call(ComponentMain.java:255)
at org.jitsi.retry.RetryStrategy$TaskRunner.run(RetryStrategy.java:193)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
at java.lang.Thread.run(Thread.java:745)
Caused by: java.net.ConnectException: Connection refused (Connection refused)
at java.net.PlainSocketImpl.socketConnect(Native Method)
at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:589)
at org.jivesoftware.whack.ExternalComponent.connect(ExternalComponent.java:151)

[lizhaoch]

open a chatroom，backend will throw this log， jvb.log

[imainetti]

same problem here