Was steht denn in den Logs dazu? 
Anbei ein Auschnitt des Logs. Leider kann ich nichts erkennen.
2018.08.01 14:55:53 org.jivesoftware.openfire.nio.ConnectionHandler - ConnectionHandler: Closing connection due to an exception: org.jivesoftware.openfire.nio.NIOConnection@6067db MINA Session: (0x00001824: nio socket, server, /192.168.2.86:62101 => /192.168.30.2:5222)
2018.08.01 14:55:53 org.jivesoftware.openfire.nio.ConnectionHandler - ConnectionHandler: session closed: org.jivesoftware.openfire.nio.NIOConnection@6067db MINA Session: (0x00001824: nio socket, server, null => 0.0.0.0/0.0.0.0:5222)
2018.08.01 14:55:55 org.jivesoftware.openfire.nio.ConnectionHandler - ConnectionHandler: session opened: org.jivesoftware.openfire.nio.NIOConnection@45b7b9 MINA Session: (0x00001825: nio socket, server, /192.168.2.87:57940 => /192.168.30.2:5222)with idle time: 150
2018.08.01 14:55:55 org.jivesoftware.openfire.nio.ConnectionHandler - Closing connection due to exception in session: (0x00001825: nio socket, server, /192.168.2.87:57940 => /192.168.30.2:5222)
javax.net.ssl.SSLHandshakeException: SSL handshake failed.
at org.apache.mina.filter.ssl.SslFilter.messageReceived(SslFilter.java:487)
at org.apache.mina.core.filterchain.DefaultIoFilterChain.callNextMessageReceived(DefaultIoFilterChain.java:417)
at org.apache.mina.core.filterchain.DefaultIoFilterChain.access$1200(DefaultIoFilterChain.java:47)
at org.apache.mina.core.filterchain.DefaultIoFilterChain$EntryImpl$1.messageReceived(DefaultIoFilterChain.java:765)
at org.apache.mina.core.filterchain.IoFilterAdapter.messageReceived(IoFilterAdapter.java:109)
at org.apache.mina.core.filterchain.DefaultIoFilterChain.callNextMessageReceived(DefaultIoFilterChain.java:417)
at org.apache.mina.core.filterchain.DefaultIoFilterChain.fireMessageReceived(DefaultIoFilterChain.java:410)
at org.apache.mina.core.polling.AbstractPollingIoProcessor.read(AbstractPollingIoProcessor.java:710)
at org.apache.mina.core.polling.AbstractPollingIoProcessor.process(AbstractPollingIoProcessor.java:664)
at org.apache.mina.core.polling.AbstractPollingIoProcessor.process(AbstractPollingIoProcessor.java:653)
at org.apache.mina.core.polling.AbstractPollingIoProcessor.access$600(AbstractPollingIoProcessor.java:67)
at org.apache.mina.core.polling.AbstractPollingIoProcessor$Processor.run(AbstractPollingIoProcessor.java:1124)
at org.apache.mina.util.NamePreservingRunnable.run(NamePreservingRunnable.java:64)
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: javax.net.ssl.SSLHandshakeException: no cipher suites in common
at sun.security.ssl.Handshaker.checkThrown(Handshaker.java:1478)
at sun.security.ssl.SSLEngineImpl.checkTaskThrown(SSLEngineImpl.java:535)
at sun.security.ssl.SSLEngineImpl.writeAppRecord(SSLEngineImpl.java:1214)
at sun.security.ssl.SSLEngineImpl.wrap(SSLEngineImpl.java:1186)
at javax.net.ssl.SSLEngine.wrap(SSLEngine.java:469)
at org.apache.mina.filter.ssl.SslHandler.handshake(SslHandler.java:578)
at org.apache.mina.filter.ssl.SslHandler.messageReceived(SslHandler.java:351)
at org.apache.mina.filter.ssl.SslFilter.messageReceived(SslFilter.java:468)
... 15 more
Caused by: javax.net.ssl.SSLHandshakeException: no cipher suites in common
at sun.security.ssl.Alerts.getSSLException(Alerts.java:192)
at sun.security.ssl.SSLEngineImpl.fatal(SSLEngineImpl.java:1666)
at sun.security.ssl.Handshaker.fatalSE(Handshaker.java:304)
at sun.security.ssl.Handshaker.fatalSE(Handshaker.java:292)
at sun.security.ssl.ServerHandshaker.chooseCipherSuite(ServerHandshaker.java:1045)
at sun.security.ssl.ServerHandshaker.clientHello(ServerHandshaker.java:741)
at sun.security.ssl.ServerHandshaker.processMessage(ServerHandshaker.java:224)
at sun.security.ssl.Handshaker.processLoop(Handshaker.java:1026)
at sun.security.ssl.Handshaker$1.run(Handshaker.java:966)
at sun.security.ssl.Handshaker$1.run(Handshaker.java:963)
at java.security.AccessController.doPrivileged(Native Method)
at sun.security.ssl.Handshaker$DelegatedTask.run(Handshaker.java:1416)
at org.apache.mina.filter.ssl.SslHandler.doTasks(SslHandler.java:759)
at org.apache.mina.filter.ssl.SslHandler.handshake(SslHandler.java:544)
... 17 more
2018.08.01 14:55:55 org.jivesoftware.openfire.nio.ConnectionHandler - ConnectionHandler: Closing connection due to an exception: org.jivesoftware.openfire.nio.NIOConnection@45b7b9 MINA Session: (0x00001825: nio socket, server, /192.168.2.87:57940 => /192.168.30.2:5222)
2018.08.01 14:55:55 org.jivesoftware.openfire.nio.ConnectionHandler - ConnectionHandler: session closed: org.jivesoftware.openfire.nio.NIOConnection@45b7b9 MINA Session: (0x00001825: nio socket, server, null => 0.0.0.0/0.0.0.0:5222)
2018.08.01 14:55:56 org.jivesoftware.openfire.nio.ConnectionHandler - ConnectionHandler: session opened: org.jivesoftware.openfire.nio.NIOConnection@2d5ce1 MINA Session: (0x00001826: nio socket, server, /127.0.0.1:55294 => 0.0.0.0/0.0.0.0:5222)with idle time: 150
2018.08.01 14:55:56 org.jivesoftware.openfire.nio.ConnectionHandler - ConnectionHandler: session closed: org.jivesoftware.openfire.nio.NIOConnection@2d5ce1 MINA Session: (0x00001826: nio socket, server, null => 0.0.0.0/0.0.0.0:5222)
2018.08.01 14:56:15 org.jivesoftware.openfire.nio.ConnectionHandler - ConnectionHandler: session opened: org.jivesoftware.openfire.nio.NIOConnection@402f5e MINA Session: (0x00001827: nio socket, server, /192.168.2.83:58199 => /192.168.30.2:5222)with idle time: 150
2018.08.01 14:56:15 org.jivesoftware.openfire.nio.ConnectionHandler - Closing connection due to exception in session: (0x00001827: nio socket, server, /192.168.2.83:58199 => /192.168.30.2:5222)
javax.net.ssl.SSLHandshakeException: SSL handshake failed.
at org.apache.mina.filter.ssl.SslFilter.messageReceived(SslFilter.java:487)
at org.apache.mina.core.filterchain.DefaultIoFilterChain.callNextMessageReceived(DefaultIoFilterChain.java:417)
at org.apache.mina.core.filterchain.DefaultIoFilterChain.access$1200(DefaultIoFilterChain.java:47)
at org.apache.mina.core.filterchain.DefaultIoFilterChain$EntryImpl$1.messageReceived(DefaultIoFilterChain.java:765)
at org.apache.mina.core.filterchain.IoFilterAdapter.messageReceived(IoFilterAdapter.java:109)
at org.apache.mina.core.filterchain.DefaultIoFilterChain.callNextMessageReceived(DefaultIoFilterChain.java:417)
at org.apache.mina.core.filterchain.DefaultIoFilterChain.fireMessageReceived(DefaultIoFilterChain.java:410)
at org.apache.mina.core.polling.AbstractPollingIoProcessor.read(AbstractPollingIoProcessor.java:710)
at org.apache.mina.core.polling.AbstractPollingIoProcessor.process(AbstractPollingIoProcessor.java:664)
at org.apache.mina.core.polling.AbstractPollingIoProcessor.process(AbstractPollingIoProcessor.java:653)
at org.apache.mina.core.polling.AbstractPollingIoProcessor.access$600(AbstractPollingIoProcessor.java:67)
at org.apache.mina.core.polling.AbstractPollingIoProcessor$Processor.run(AbstractPollingIoProcessor.java:1124)
at org.apache.mina.util.NamePreservingRunnable.run(NamePreservingRunnable.java:64)
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: javax.net.ssl.SSLHandshakeException: no cipher suites in common
at sun.security.ssl.Handshaker.checkThrown(Handshaker.java:1478)
at sun.security.ssl.SSLEngineImpl.checkTaskThrown(SSLEngineImpl.java:535)
at sun.security.ssl.SSLEngineImpl.writeAppRecord(SSLEngineImpl.java:1214)
at sun.security.ssl.SSLEngineImpl.wrap(SSLEngineImpl.java:1186)
at javax.net.ssl.SSLEngine.wrap(SSLEngine.java:469)
at org.apache.mina.filter.ssl.SslHandler.handshake(SslHandler.java:578)
at org.apache.mina.filter.ssl.SslHandler.messageReceived(SslHandler.java:351)
at org.apache.mina.filter.ssl.SslFilter.messageReceived(SslFilter.java:468)
... 15 more
Caused by: javax.net.ssl.SSLHandshakeException: no cipher suites in common
at sun.security.ssl.Alerts.getSSLException(Alerts.java:192)
at sun.security.ssl.SSLEngineImpl.fatal(SSLEngineImpl.java:1666)
at sun.security.ssl.Handshaker.fatalSE(Handshaker.java:304)
at sun.security.ssl.Handshaker.fatalSE(Handshaker.java:292)
at sun.security.ssl.ServerHandshaker.chooseCipherSuite(ServerHandshaker.java:1045)
at sun.security.ssl.ServerHandshaker.clientHello(ServerHandshaker.java:741)
at sun.security.ssl.ServerHandshaker.processMessage(ServerHandshaker.java:224)
at sun.security.ssl.Handshaker.processLoop(Handshaker.java:1026)
at sun.security.ssl.Handshaker$1.run(Handshaker.java:966)
at sun.security.ssl.Handshaker$1.run(Handshaker.java:963)
at java.security.AccessController.doPrivileged(Native Method)
at sun.security.ssl.Handshaker$DelegatedTask.run(Handshaker.java:1416)
at org.apache.mina.filter.ssl.SslHandler.doTasks(SslHandler.java:759)
at org.apache.mina.filter.ssl.SslHandler.handshake(SslHandler.java:544)
... 17 more
2018.08.01 14:56:15 org.jivesoftware.openfire.nio.ConnectionHandler - ConnectionHandler: Closing connection due to an exception: org.jivesoftware.openfire.nio.NIOConnection@402f5e MINA Session: (0x00001827: nio socket, server, /192.168.2.83:58199 => /192.168.30.2:5222)
2018.08.01 14:56:15 org.jivesoftware.openfire.nio.ConnectionHandler - ConnectionHandler: session closed: org.jivesoftware.openfire.nio.NIOConnection@402f5e MINA Session: (0x00001827: nio socket, server, null => 0.0.0.0/0.0.0.0:5222)
2018.08.01 14:56:16 org.jivesoftware.openfire.nio.ConnectionHandler - ConnectionHandler: session opened: org.jivesoftware.openfire.nio.NIOConnection@2aefe9 MINA Session: (0x00001828: nio socket, server, /127.0.0.1:55306 => 0.0.0.0/0.0.0.0:5222)with idle time: 150
2018.08.01 14:56:16 org.jivesoftware.openfire.nio.ConnectionHandler - ConnectionHandler: session closed: org.jivesoftware.openfire.nio.NIOConnection@2aefe9 MINA Session: (0x00001828: nio socket, server, null => 0.0.0.0/0.0.0.0:5222)
2018.08.01 14:56:31 org.jivesoftware.openfire.nio.ConnectionHandler - ConnectionHandler: session opened: org.jivesoftware.openfire.nio.NIOConnection@54cff MINA Session: (0x00001829: nio socket, server, /192.168.2.72:61892 => /192.168.30.2:5222)with idle time: 150
2018.08.01 14:56:31 org.jivesoftware.openfire.nio.ConnectionHandler - Closing connection due to exception in session: (0x00001829: nio socket, server, /192.168.2.72:61892 => /192.168.30.2:5222)
javax.net.ssl.SSLHandshakeException: SSL handshake failed.
at org.apache.mina.filter.ssl.SslFilter.messageReceived(SslFilter.java:487)
at org.apache.mina.core.filterchain.DefaultIoFilterChain.callNextMessageReceived(DefaultIoFilterChain.java:417)
at org.apache.mina.core.filterchain.DefaultIoFilterChain.access$1200(DefaultIoFilterChain.java:47)
at org.apache.mina.core.filterchain.DefaultIoFilterChain$EntryImpl$1.messageReceived(DefaultIoFilterChain.java:765)
at org.apache.mina.core.filterchain.IoFilterAdapter.messageReceived(IoFilterAdapter.java:109)
at org.apache.mina.core.filterchain.DefaultIoFilterChain.callNextMessageReceived(DefaultIoFilterChain.java:417)
at org.apache.mina.core.filterchain.DefaultIoFilterChain.fireMessageReceived(DefaultIoFilterChain.java:410)
at org.apache.mina.core.polling.AbstractPollingIoProcessor.read(AbstractPollingIoProcessor.java:710)
at org.apache.mina.core.polling.AbstractPollingIoProcessor.process(AbstractPollingIoProcessor.java:664)
at org.apache.mina.core.polling.AbstractPollingIoProcessor.process(AbstractPollingIoProcessor.java:653)
at org.apache.mina.core.polling.AbstractPollingIoProcessor.access$600(AbstractPollingIoProcessor.java:67)
at org.apache.mina.core.polling.AbstractPollingIoProcessor$Processor.run(AbstractPollingIoProcessor.java:1124)
at org.apache.mina.util.NamePreservingRunnable.run(NamePreservingRunnable.java:64)
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: javax.net.ssl.SSLHandshakeException: no cipher suites in common
at sun.security.ssl.Handshaker.checkThrown(Handshaker.java:1478)
at sun.security.ssl.SSLEngineImpl.checkTaskThrown(SSLEngineImpl.java:535)
at sun.security.ssl.SSLEngineImpl.writeAppRecord(SSLEngineImpl.java:1214)
at sun.security.ssl.SSLEngineImpl.wrap(SSLEngineImpl.java:1186)
at javax.net.ssl.SSLEngine.wrap(SSLEngine.java:469)
at org.apache.mina.filter.ssl.SslHandler.handshake(SslHandler.java:578)
at org.apache.mina.filter.ssl.SslHandler.messageReceived(SslHandler.java:351)
at org.apache.mina.filter.ssl.SslFilter.messageReceived(SslFilter.java:468)
... 15 more
Caused by: javax.net.ssl.SSLHandshakeException: no cipher suites in common
at sun.security.ssl.Alerts.getSSLException(Alerts.java:192)
at sun.security.ssl.SSLEngineImpl.fatal(SSLEngineImpl.java:1666)
at sun.security.ssl.Handshaker.fatalSE(Handshaker.java:304)
at sun.security.ssl.Handshaker.fatalSE(Handshaker.java:292)
at sun.security.ssl.ServerHandshaker.chooseCipherSuite(ServerHandshaker.java:1045)
at sun.security.ssl.ServerHandshaker.clientHello(ServerHandshaker.java:741)
at sun.security.ssl.ServerHandshaker.processMessage(ServerHandshaker.java:224)
at sun.security.ssl.Handshaker.processLoop(Handshaker.java:1026)
at sun.security.ssl.Handshaker$1.run(Handshaker.java:966)
at sun.security.ssl.Handshaker$1.run(Handshaker.java:963)
at java.security.AccessController.doPrivileged(Native Method)
at sun.security.ssl.Handshaker$DelegatedTask.run(Handshaker.java:1416)
at org.apache.mina.filter.ssl.SslHandler.doTasks(SslHandler.java:759)
at org.apache.mina.filter.ssl.SslHandler.handshake(SslHandler.java:544)
... 17 more
2018.08.01 14:56:31 org.jivesoftware.openfire.nio.ConnectionHandler - ConnectionHandler: Closing connection due to an exception: org.jivesoftware.openfire.nio.NIOConnection@54cff MINA Session: (0x00001829: nio socket, server, /192.168.2.72:61892 => /192.168.30.2:5222)
2018.08.01 14:56:31 org.jivesoftware.openfire.nio.ConnectionHandler - ConnectionHandler: session closed: org.jivesoftware.openfire.nio.NIOConnection@54cff MINA Session: (0x00001829: nio socket, server, null => 0.0.0.0/0.0.0.0:5222)
2018.08.01 14:56:36 org.jivesoftware.openfire.nio.ConnectionHandler - ConnectionHandler: session opened: org.jivesoftware.openfire.nio.NIOConnection@1ffa65b MINA Session: (0x0000182A: nio socket, server, /127.0.0.1:55312 => 0.0.0.0/0.0.0.0:5222)with idle time: 150
2018.08.01 14:56:36 org.jivesoftware.openfire.nio.ConnectionHandler - ConnectionHandler: session closed: org.jivesoftware.openfire.nio.NIOConnection@1ffa65b MINA Session: (0x0000182A: nio socket, server, null => 0.0.0.0/0.0.0.0:5222)
2018.08.01 14:56:36 org.jivesoftware.openfire.nio.ConnectionHandler - ConnectionHandler: session opened: org.jivesoftware.openfire.nio.NIOConnection@4068dd MINA Session: (0x0000182B: nio socket, server, /192.168.2.8:63102 => /192.168.30.2:5222)with idle time: 150
2018.08.01 14:56:36 org.jivesoftware.openfire.nio.ConnectionHandler - Closing connection due to exception in session: (0x0000182B: nio socket, server, /192.168.2.8:63102 => /192.168.30.2:5222)
javax.net.ssl.SSLHandshakeException: SSL handshake failed.
at org.apache.mina.filter.ssl.SslFilter.messageReceived(SslFilter.java:487)
at org.apache.mina.core.filterchain.DefaultIoFilterChain.callNextMessageReceived(DefaultIoFilterChain.java:417)
at org.apache.mina.core.filterchain.DefaultIoFilterChain.access$1200(DefaultIoFilterChain.java:47)
at org.apache.mina.core.filterchain.DefaultIoFilterChain$EntryImpl$1.messageReceived(DefaultIoFilterChain.java:765)
at org.apache.mina.core.filterchain.IoFilterAdapter.messageReceived(IoFilterAdapter.java:109)
at org.apache.mina.core.filterchain.DefaultIoFilterChain.callNextMessageReceived(DefaultIoFilterChain.java:417)
at org.apache.mina.core.filterchain.DefaultIoFilterChain.fireMessageReceived(DefaultIoFilterChain.java:410)
at org.apache.mina.core.polling.AbstractPollingIoProcessor.read(AbstractPollingIoProcessor.java:710)
at org.apache.mina.core.polling.AbstractPollingIoProcessor.process(AbstractPollingIoProcessor.java:664)
at org.apache.mina.core.polling.AbstractPollingIoProcessor.process(AbstractPollingIoProcessor.java:653)
at org.apache.mina.core.polling.AbstractPollingIoProcessor.access$600(AbstractPollingIoProcessor.java:67)
at org.apache.mina.core.polling.AbstractPollingIoProcessor$Processor.run(AbstractPollingIoProcessor.java:1124)
at org.apache.mina.util.NamePreservingRunnable.run(NamePreservingRunnable.java:64)
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: javax.net.ssl.SSLHandshakeException: no cipher suites in common
at sun.security.ssl.Handshaker.checkThrown(Handshaker.java:1478)
at sun.security.ssl.SSLEngineImpl.checkTaskThrown(SSLEngineImpl.java:535)
at sun.security.ssl.SSLEngineImpl.writeAppRecord(SSLEngineImpl.java:1214)
at sun.security.ssl.SSLEngineImpl.wrap(SSLEngineImpl.java:1186)
at javax.net.ssl.SSLEngine.wrap(SSLEngine.java:469)
at org.apache.mina.filter.ssl.SslHandler.handshake(SslHandler.java:578)
at org.apache.mina.filter.ssl.SslHandler.messageReceived(SslHandler.java:351)
at org.apache.mina.filter.ssl.SslFilter.messageReceived(SslFilter.java:468)
... 15 more
Caused by: javax.net.ssl.SSLHandshakeException: no cipher suites in common
at sun.security.ssl.Alerts.getSSLException(Alerts.java:192)
at sun.security.ssl.SSLEngineImpl.fatal(SSLEngineImpl.java:1666)
at sun.security.ssl.Handshaker.fatalSE(Handshaker.java:304)
at sun.security.ssl.Handshaker.fatalSE(Handshaker.java:292)
at sun.security.ssl.ServerHandshaker.chooseCipherSuite(ServerHandshaker.java:1045)
at sun.security.ssl.ServerHandshaker.clientHello(ServerHandshaker.java:741)
at sun.security.ssl.ServerHandshaker.processMessage(ServerHandshaker.java:224)
at sun.security.ssl.Handshaker.processLoop(Handshaker.java:1026)
at sun.security.ssl.Handshaker$1.run(Handshaker.java:966)
at sun.security.ssl.Handshaker$1.run(Handshaker.java:963)
at java.security.AccessController.doPrivileged(Native Method)
at sun.security.ssl.Handshaker$DelegatedTask.run(Handshaker.java:1416)
at org.apache.mina.filter.ssl.SslHandler.doTasks(SslHandler.java:759)
at org.apache.mina.filter.ssl.SslHandler.handshake(SslHandler.java:544)
... 17 more
2018.08.01 14:56:36 org.jivesoftware.openfire.nio.ConnectionHandler - ConnectionHandler: Closing connection due to an exception: org.jivesoftware.openfire.nio.NIOConnection@4068dd MINA Session: (0x0000182B: nio socket, server, /192.168.2.8:63102 => /192.168.30.2:5222)
2018.08.01 14:56:36 org.jivesoftware.openfire.nio.ConnectionHandler - ConnectionHandler: session closed: org.jivesoftware.openfire.nio.NIOConnection@4068dd MINA Session: (0x0000182B: nio socket, server, null => 0.0.0.0/0.0.0.0:5222)
2018.08.01 14:56:43 org.jivesoftware.openfire.nio.ConnectionHandler - ConnectionHandler: session opened: org.jivesoftware.openfire.nio.NIOConnection@b76b29 MINA Session: (0x0000182C: nio socket, server, /192.168.2.86:62196 => /192.168.30.2:5222)with idle time: 150
2018.08.01 14:56:43 org.jivesoftware.openfire.nio.ConnectionHandler - Closing connection due to exception in session: (0x0000182C: nio socket, server, /192.168.2.86:62196 => /192.168.30.2:5222)
javax.net.ssl.SSLHandshakeException: SSL handshake failed.
at org.apache.mina.filter.ssl.SslFilter.messageReceived(SslFilter.java:487)
at org.apache.mina.core.filterchain.DefaultIoFilterChain.callNextMessageReceived(DefaultIoFilterChain.java:417)
at org.apache.mina.core.filterchain.DefaultIoFilterChain.access$1200(DefaultIoFilterChain.java:47)
at org.apache.mina.core.filterchain.DefaultIoFilterChain$EntryImpl$1.messageReceived(DefaultIoFilterChain.java:765)
at org.apache.mina.core.filterchain.IoFilterAdapter.messageReceived(IoFilterAdapter.java:109)
at org.apache.mina.core.filterchain.DefaultIoFilterChain.callNextMessageReceived(DefaultIoFilterChain.java:417)
at org.apache.mina.core.filterchain.DefaultIoFilterChain.fireMessageReceived(DefaultIoFilterChain.java:410)
at org.apache.mina.core.polling.AbstractPollingIoProcessor.read(AbstractPollingIoProcessor.java:710)
at org.apache.mina.core.polling.AbstractPollingIoProcessor.process(AbstractPollingIoProcessor.java:664)
at org.apache.mina.core.polling.AbstractPollingIoProcessor.process(AbstractPollingIoProcessor.java:653)
at org.apache.mina.core.polling.AbstractPollingIoProcessor.access$600(AbstractPollingIoProcessor.java:67)
at org.apache.mina.core.polling.AbstractPollingIoProcessor$Processor.run(AbstractPollingIoProcessor.java:1124)
at org.apache.mina.util.NamePreservingRunnable.run(NamePreservingRunnable.java:64)
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: javax.net.ssl.SSLHandshakeException: no cipher suites in common
at sun.security.ssl.Handshaker.checkThrown(Handshaker.java:1478)
at sun.security.ssl.SSLEngineImpl.checkTaskThrown(SSLEngineImpl.java:535)
at sun.security.ssl.SSLEngineImpl.writeAppRecord(SSLEngineImpl.java:1214)
at sun.security.ssl.SSLEngineImpl.wrap(SSLEngineImpl.java:1186)
at javax.net.ssl.SSLEngine.wrap(SSLEngine.java:469)
at org.apache.mina.filter.ssl.SslHandler.handshake(SslHandler.java:578)
at org.apache.mina.filter.ssl.SslHandler.messageReceived(SslHandler.java:351)
at org.apache.mina.filter.ssl.SslFilter.messageReceived(SslFilter.java:468)
... 15 more
Caused by: javax.net.ssl.SSLHandshakeException: no cipher suites in common
at sun.security.ssl.Alerts.getSSLException(Alerts.java:192)
at sun.security.ssl.SSLEngineImpl.fatal(SSLEngineImpl.java:1666)
at sun.security.ssl.Handshaker.fatalSE(Handshaker.java:304)
at sun.security.ssl.Handshaker.fatalSE(Handshaker.java:292)
at sun.security.ssl.ServerHandshaker.chooseCipherSuite(ServerHandshaker.java:1045)
at sun.security.ssl.ServerHandshaker.clientHello(ServerHandshaker.java:741)
at sun.security.ssl.ServerHandshaker.processMessage(ServerHandshaker.java:224)
at sun.security.ssl.Handshaker.processLoop(Handshaker.java:1026)
at sun.security.ssl.Handshaker$1.run(Handshaker.java:966)
at sun.security.ssl.Handshaker$1.run(Handshaker.java:963)
at java.security.AccessController.doPrivileged(Native Method)
at sun.security.ssl.Handshaker$DelegatedTask.run(Handshaker.java:1416)
at org.apache.mina.filter.ssl.SslHandler.doTasks(SslHandler.java:759)
at org.apache.mina.filter.ssl.SslHandler.handshake(SslHandler.java:544)
... 17 more
2018.08.01 14:56:43 org.jivesoftware.openfire.nio.ConnectionHandler - ConnectionHandler: Closing connection due to an exception: org.jivesoftware.openfire.nio.NIOConnection@b76b29 MINA Session: (0x0000182C: nio socket, server, /192.168.2.86:62196 => /192.168.30.2:5222)
2018.08.01 14:56:43 org.jivesoftware.openfire.nio.ConnectionHandler - ConnectionHandler: session closed: org.jivesoftware.openfire.nio.NIOConnection@b76b29 MINA Session: (0x0000182C: nio socket, server, null => 0.0.0.0/0.0.0.0:5222)
2018.08.01 14:56:45 org.jivesoftware.openfire.nio.ConnectionHandler - ConnectionHandler: session opened: org.jivesoftware.openfire.nio.NIOConnection@1d15abf MINA Session: (0x0000182D: nio socket, server, /192.168.2.87:58007 => /192.168.30.2:5222)with idle time: 150
2018.08.01 14:56:45 org.jivesoftware.openfire.nio.ConnectionHandler - Closing connection due to exception in session: (0x0000182D: nio socket, server, /192.168.2.87:58007 => /192.168.30.2:5222)
javax.net.ssl.SSLHandshakeException: SSL handshake failed.
at org.apache.mina.filter.ssl.SslFilter.messageReceived(SslFilter.java:487)
at org.apache.mina.core.filterchain.DefaultIoFilterChain.callNextMessageReceived(DefaultIoFilterChain.java:417)
at org.apache.mina.core.filterchain.DefaultIoFilterChain.access$1200(DefaultIoFilterChain.java:47)
at org.apache.mina.core.filterchain.DefaultIoFilterChain$EntryImpl$1.messageReceived(DefaultIoFilterChain.java:765)
at org.apache.mina.core.filterchain.IoFilterAdapter.messageReceived(IoFilterAdapter.java:109)
at org.apache.mina.core.filterchain.DefaultIoFilterChain.callNextMessageReceived(DefaultI