fabric:ensemble-add fails with "java.rmi.ConnectException: Connection refused to host: 127.0.1.1"

Issue

When running fabric:ensemble-add to add two remote SSH containers to the ensemble were are getting this error in the root container log file:

2016-12-20 10:38:22,741 | ERROR | l Console Thread | Console                          | 38 - org.apache.karaf.shell.console - 2.4.0.redhat-621169 | Exception caught while executing command
io.fabric8.api.EnsembleModificationFailed: io.fabric8.api.FabricException: java.rmi.ConnectException: Connection refused to host: 127.0.1.1; nested exception is:
        java.net.ConnectException: Operation timed out
        at io.fabric8.api.EnsembleModificationFailed.launderThrowable(EnsembleModificationFailed.java:47)
        at io.fabric8.internal.ZooKeeperClusterServiceImpl.createCluster(ZooKeeperClusterServiceImpl.java:424)
        at io.fabric8.internal.ZooKeeperClusterServiceImpl.addToCluster(ZooKeeperClusterServiceImpl.java:473)
        at io.fabric8.commands.EnsembleAddAction.doExecute(EnsembleAddAction.java:105)
        at org.apache.karaf.shell.console.AbstractAction.execute(AbstractAction.java:33)
        at org.apache.felix.gogo.commands.basic.AbstractCommand.execute(AbstractCommand.java:35)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)[:1.7.0_45]
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)[:1.7.0_45]
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)[:1.7.0_45]
        at java.lang.reflect.Method.invoke(Method.java:606)[:1.7.0_45]
        at org.apache.aries.proxy.impl.ProxyHandler$1.invoke(ProxyHandler.java:54)[19:org.apache.aries.proxy.impl:1.0.5]
        at org.apache.aries.proxy.impl.ProxyHandler.invoke(ProxyHandler.java:119)[19:org.apache.aries.proxy.impl:1.0.5]
        at io.fabric8.commands.$EnsembleAdd193045307.execute(Unknown Source)[mvn:org.apache.aries.proxy/org.apache.aries.proxy.impl/1.0.5:]
        at org.apache.felix.gogo.runtime.CommandProxy.execute(CommandProxy.java:78)[38:org.apache.karaf.shell.console:2.4.0.redhat-621169]
        at org.apache.felix.gogo.runtime.Closure.executeCmd(Closure.java:477)[38:org.apache.karaf.shell.console:2.4.0.redhat-621169]
        at org.apache.felix.gogo.runtime.Closure.executeStatement(Closure.java:403)[38:org.apache.karaf.shell.console:2.4.0.redhat-621169]
        at org.apache.felix.gogo.runtime.Pipe.run(Pipe.java:108)[38:org.apache.karaf.shell.console:2.4.0.redhat-621169]
        at org.apache.felix.gogo.runtime.Closure.execute(Closure.java:183)[38:org.apache.karaf.shell.console:2.4.0.redhat-621169]
        at org.apache.felix.gogo.runtime.Closure.execute(Closure.java:120)[38:org.apache.karaf.shell.console:2.4.0.redhat-621169]
        at org.apache.felix.gogo.runtime.CommandSessionImpl.execute(CommandSessionImpl.java:92)[38:org.apache.karaf.shell.console:2.4.0.redhat-621169]
        at org.apache.karaf.shell.console.jline.Console.run(Console.java:197)[38:org.apache.karaf.shell.console:2.4.0.redhat-621169]
        at org.apache.karaf.shell.console.jline.DelayedStarted.run(DelayedStarted.java:79)[38:org.apache.karaf.shell.console:2.4.0.redhat-621169]
Caused by: io.fabric8.api.FabricException: java.rmi.ConnectException: Connection refused to host: 127.0.1.1; nested exception is:
        java.net.ConnectException: Operation timed out
        at io.fabric8.api.FabricException.launderThrowable(FabricException.java:43)
        at io.fabric8.service.ContainerTemplate.createConnector(ContainerTemplate.java:163)
        at io.fabric8.service.ContainerTemplate$1.createConnector(ContainerTemplate.java:54)
        at io.fabric8.service.NonCachingJmxTemplate.execute(NonCachingJmxTemplate.java:32)
        at io.fabric8.service.ContainerTemplate.execute(ContainerTemplate.java:84)
        at io.fabric8.internal.ZooKeeperClusterServiceImpl.publicPort(ZooKeeperClusterServiceImpl.java:441)
        at io.fabric8.internal.ZooKeeperClusterServiceImpl.createCluster(ZooKeeperClusterServiceImpl.java:286)
        ... 20 more
Caused by: java.rmi.ConnectException: Connection refused to host: 127.0.1.1; nested exception is:
        java.net.ConnectException: Operation timed out
        at sun.rmi.transport.tcp.TCPEndpoint.newSocket(TCPEndpoint.java:619)[:1.7.0_45]
        at sun.rmi.transport.tcp.TCPChannel.createConnection(TCPChannel.java:216)[:1.7.0_45]
        at sun.rmi.transport.tcp.TCPChannel.newConnection(TCPChannel.java:202)[:1.7.0_45]
        at sun.rmi.server.UnicastRef.invoke(UnicastRef.java:129)[:1.7.0_45]
        at javax.management.remote.rmi.RMIServerImpl_Stub.newClient(Unknown Source)[:1.7.0_45]
        at javax.management.remote.rmi.RMIConnector.getConnection(RMIConnector.java:2392)[:1.7.0_45]
        at javax.management.remote.rmi.RMIConnector.connect(RMIConnector.java:308)[:1.7.0_45]
        at javax.management.remote.JMXConnectorFactory.connect(JMXConnectorFactory.java:268)[:1.7.0_45]
        at io.fabric8.service.ContainerTemplate.createConnector(ContainerTemplate.java:159)
        ... 25 more
Caused by: java.net.ConnectException: Operation timed out
        at java.net.PlainSocketImpl.socketConnect(Native Method)[:1.7.0_45]
        at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:339)[:1.7.0_45]
        at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:200)[:1.7.0_45]
        at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:182)[:1.7.0_45]
        at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)[:1.7.0_45]
        at java.net.Socket.connect(Socket.java:579)[:1.7.0_45]
        at java.net.Socket.connect(Socket.java:528)[:1.7.0_45]
        at java.net.Socket.<init>(Socket.java:425)[:1.7.0_45]
        at java.net.Socket.<init>(Socket.java:208)[:1.7.0_45]
        at sun.rmi.transport.proxy.RMIDirectSocketFactory.createSocket(RMIDirectSocketFactory.java:40)[:1.7.0_45]
        at sun.rmi.transport.proxy.RMIMasterSocketFactory.createSocket(RMIMasterSocketFactory.java:147)[:1.7.0_45]
        at sun.rmi.transport.tcp.TCPEndpoint.newSocket(TCPEndpoint.java:613)[:1.7.0_45]
        ... 33 more

We do not us IP address 127.0.1.1 and all remote SSH containers listen on the public IP address of the server they are running on.