es握手失败

[management][T#2]][o.e.c.NodeConnectionsService]  failed to connect to node (tried [103] times)
org.elasticsearch.transport.ConnectTransportException: handshake failed. unexpected remote node
at org.elasticsearch.transport.TransportService.lambda$connectToNode$3(TransportService.java:331) ~[elasticsearch-6.1.3.jar:6.1.3]
at org.elasticsearch.transport.TcpTransport.connectToNode(TcpTransport.java:514) ~[elasticsearch-6.1.3.jar:6.1.3]
at org.elasticsearch.transport.TransportService.connectToNode(TransportService.java:327) ~[elasticsearch-6.1.3.jar:6.1.3]
at org.elasticsearch.transport.TransportService.connectToNode(TransportService.java:314) ~[elasticsearch-6.1.3.jar:6.1.3]
at org.elasticsearch.cluster.NodeConnectionsService.validateAndConnectIfNeeded(NodeConnectionsService.java:154) [elasticsearch-6.1.3.jar:6.1.3]
at org.elasticsearch.cluster.NodeConnectionsService$1.doRun(NodeConnectionsService.java:107) [elasticsearch-6.1.3.jar:6.1.3]
at org.elasticsearch.common.util.concurrent.ThreadContext$ContextPreservingAbstractRunnable.doRun(ThreadContext.java:637) [elasticsearch-6.1.3.jar:6.1.3]
at org.elasticsearch.common.util.concurrent.AbstractRunnable.run(AbstractRunnable.java:37) [elasticsearch-6.1.3.jar:6.1.3]
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) [?:1.8.0_181]
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) [?:1.8.0_181]
at java.lang.Thread.run(Thread.java:748) [?:1.8.0_181]