我在安装cloudstack 4.0.2 ,在增加主机时，报如下的错误：

[cloudstackfqa2013 <cl...@163.com>]

您好：
     我在安装cloudstack 4.0.2 ,在增加主机时，报如下的错误：
我尝试关闭linux iptables 服务，就可以增加成功，问一下，这个错误，是防火墙设置缺少那个端口？？
INFO  [agent.manager.AgentManagerImpl] (AgentTaskPool-1:) Host 3 is disconnecting with event Remove
INFO  [cloud.resource.ResourceManagerImpl] (catalina-exec-11:) Trying to add a new host at http://10.32.2.173 in data center 1
WARN  [cloud.resource.ResourceManagerImpl] (catalina-exec-11:) Unable to find the server resources at http://10.32.2.173
WARN  [api.commands.AddHostCmd] (catalina-exec-11:) Exception: 
com.cloud.exception.DiscoveryException: Unable to add the host
at com.cloud.resource.ResourceManagerImpl.discoverHostsFull(ResourceManagerImpl.java:737)
at com.cloud.resource.ResourceManagerImpl.discoverHosts(ResourceManagerImpl.java:544)
at com.cloud.api.commands.AddHostCmd.execute(AddHostCmd.java:140)
at com.cloud.api.ApiDispatcher.dispatch(ApiDispatcher.java:138)
at com.cloud.api.ApiServer.queueCommand(ApiServer.java:544)
at com.cloud.api.ApiServer.handleRequest(ApiServer.java:423)
at com.cloud.api.ApiServlet.processRequest(ApiServlet.java:312)
at com.cloud.api.ApiServlet.doGet(ApiServlet.java:64)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:617)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:555)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:298)
at org.apache.coyote.http11.Http11NioProcessor.process(Http11NioProcessor.java:889)
at org.apache.coyote.http11.Http11NioProtocol$Http11ConnectionHandler.process(Http11NioProtocol.java:721)
at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.run(NioEndpoint.java:2274)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)
at java.lang.Thread.run(Thread.java:679)
WARN  [cloud.api.ApiDispatcher] (catalina-exec-11:) class com.cloud.api.ServerApiException : Unable to add the host





cloudstackfqa2013