Fabric Join is Giving Connection Loss Exception

Issue

• We are ready with individual Standalone servers with JbossFuse 6.1.0 Installed (3 environment cluster), While executing fabric:join --zookeeper-password ******** --resolver localip *.*.*.* prod-node1 we are getting the below Connection loss exception.,
• While Joining the fabric Container, Found KB Document which is unverified. Need Support Urgently.

2016-06-02 09:17:52,356 | INFO  | Thread-14575     | CuratorFrameworkImpl             | mework.imps.CuratorFrameworkImpl  222 | 53 - io.fabric8.fabric-zookeeper - 1.0.0.redhat-379 | Starting
2016-06-02 09:17:52,356 | INFO  | Thread-14575     | ZooKeeper                        | org.apache.zookeeper.ZooKeeper    438 | 53 - io.fabric8.fabric-zookeeper - 1.0.0.redhat-379 | Initiating client connection, connectString=*.*.*.* sessionTimeout=60000 watcher=org.apache.curator.ConnectionState@4219e5fc
2016-06-02 09:19:54,052 | WARN  | Thread-14575     | ConnectionState                  | g.apache.curator.ConnectionState  185 | 53 - io.fabric8.fabric-zookeeper - 1.0.0.redhat-379 | Connection attempt unsuccessful after 121696 (greater than max timeout of 60000). Resetting connection and trying again with a new connection.
2016-06-02 09:20:04,238 | INFO  | Thread-14575     | ZooKeeper                        | org.apache.zookeeper.ZooKeeper    684 | 53 - io.fabric8.fabric-zookeeper - 1.0.0.redhat-379 | Session: 0x0 closed
2016-06-02 09:20:04,238 | INFO  | Thread-14575     | ZooKeeper                        | org.apache.zookeeper.ZooKeeper    438 | 53 - io.fabric8.fabric-zookeeper - 1.0.0.redhat-379 | Initiating client connection, connectString=*.*.*.* sessionTimeout=60000 watcher=org.apache.curator.ConnectionState@4219e5fc
2016-06-02 09:21:27,230 | WARN  | Thread-14575     | ConnectionState                  | g.apache.curator.ConnectionState  185 | 53 - io.fabric8.fabric-zookeeper - 1.0.0.redhat-379 | Connection attempt unsuccessful after 93178 (greater than max timeout of 60000). Resetting connection and trying again with a new connection.
2016-06-02 09:21:31,848 | INFO  | Thread-14575     | ZooKeeper                        | org.apache.zookeeper.ZooKeeper    684 | 53 - io.fabric8.fabric-zookeeper - 1.0.0.redhat-379 | Session: 0x0 closed
2016-06-02 09:21:31,848 | INFO  | Thread-14575     | ZooKeeper                        | org.apache.zookeeper.ZooKeeper    438 | 53 - io.fabric8.fabric-zookeeper - 1.0.0.redhat-379 | Initiating client connection, connectString=*.*.*.* sessionTimeout=60000 watcher=org.apache.curator.ConnectionState@4219e5fc
2016-06-02 09:22:15,138 | INFO  | Thread-14575     | ZooKeeper                        | org.apache.zookeeper.ZooKeeper    684 | 53 - io.fabric8.fabric-zookeeper - 1.0.0.redhat-379 | Session: 0x0 closed
2016-06-02 09:22:15,138 | INFO  | Thread-14575     | Console                          | araf.shell.console.jline.Console  220 | 17 - org.apache.karaf.shell.console - 2.3.0.redhat-610379 | Exception caught while executing command
org.apache.zookeeper.KeeperException$ConnectionLossException: KeeperErrorCode = ConnectionLoss for /fabric/registry/containers/config/esb-prod-node1
    at org.apache.zookeeper.KeeperException.create(KeeperException.java:99)
    at org.apache.zookeeper.KeeperException.create(KeeperException.java:51)
    at org.apache.zookeeper.ZooKeeper.exists(ZooKeeper.java:1041)
    at org.apache.curator.framework.imps.ExistsBuilderImpl$2.call(ExistsBuilderImpl.java:172)
    at org.apache.curator.framework.imps.ExistsBuilderImpl$2.call(ExistsBuilderImpl.java:161)
    at org.apache.curator.RetryLoop.callWithRetry(RetryLoop.java:107)
    at org.apache.curator.framework.imps.ExistsBuilderImpl.pathInForeground(ExistsBuilderImpl.java:157)
    at org.apache.curator.framework.imps.ExistsBuilderImpl.forPath(ExistsBuilderImpl.java:148)
    at org.apache.curator.framework.imps.ExistsBuilderImpl.forPath(ExistsBuilderImpl.java:36)
    at io.fabric8.zookeeper.utils.ZooKeeperUtils.exists(ZooKeeperUtils.java:259)
    at io.fabric8.boot.commands.JoinAction.registerContainer(JoinAction.java:199)
    at io.fabric8.boot.commands.JoinAction.doExecute(JoinAction.java:157)
    at org.apache.karaf.shell.console.AbstractAction.execute(AbstractAction.java:33)
    at org.apache.felix.gogo.commands.basic.AbstractCommand.execute(AbstractCommand.java:35)
    at org.apache.felix.gogo.runtime.CommandProxy.execute(CommandProxy.java:78)[15:org.apache.felix.gogo.runtime:0.11.0.redhat-610379]
    at org.apache.felix.gogo.runtime.Closure.executeCmd(Closure.java:477)[15:org.apache.felix.gogo.runtime:0.11.0.redhat-610379]
    at org.apache.felix.gogo.runtime.Closure.executeStatement(Closure.java:403)[15:org.apache.felix.gogo.runtime:0.11.0.redhat-610379]
    at org.apache.felix.gogo.runtime.Pipe.run(Pipe.java:108)[15:org.apache.felix.gogo.runtime:0.11.0.redhat-610379]
    at org.apache.felix.gogo.runtime.Closure.execute(Closure.java:183)[15:org.apache.felix.gogo.runtime:0.11.0.redhat-610379]
    at org.apache.felix.gogo.runtime.Closure.execute(Closure.java:120)[15:org.apache.felix.gogo.runtime:0.11.0.redhat-610379]
    at org.apache.felix.gogo.runtime.CommandSessionImpl.execute(CommandSessionImpl.java:89)
    at org.apache.karaf.shell.console.jline.Console.run(Console.java:189)
    at java.lang.Thread.run(Unknown Source)[:1.7.0_67]
    at org.apache.karaf.shell.ssh.ShellFactoryImpl$ShellImpl$4.doRun(ShellFactoryImpl.java:158)[49:org.apache.karaf.shell.ssh:2.3.0.redhat-610379]
    at org.apache.karaf.shell.ssh.ShellFactoryImpl$ShellImpl$4$1.run(ShellFactoryImpl.java:149)
    at java.security.AccessController.doPrivileged(Native Method)[:1.7.0_67]
    at org.apache.karaf.jaas.modules.JaasHelper.doAs(JaasHelper.java:47)[27:org.apache.karaf.jaas.modules:2.3.0.redhat-610379]
    at org.apache.karaf.shell.ssh.ShellFactoryImpl$ShellImpl$4.run(ShellFactoryImpl.java:147)[49:org.apache.karaf.shell.ssh:2.3.0.redhat-610379]