@@ -, +, @@ 
---
 .../jmeter/samplers/RemoteSampleListenerImpl.java     | 11 +++++++++--
 .../jmeter/threads/RemoteThreadsListenerImpl.java     | 11 +++++++++--
 xdocs/usermanual/remote-test.xml                      |  6 +++---
 3 files changed, 21 insertions(+), 7 deletions(-)
--- a/src/core/org/apache/jmeter/samplers/RemoteSampleListenerImpl.java	
+++ a/src/core/org/apache/jmeter/samplers/RemoteSampleListenerImpl.java	
@@ -37,8 +37,8 @@ public class RemoteSampleListenerImpl extends java.rmi.server.UnicastRemoteObjec
 
     private final SampleListener sampleListener;
     
-    private static final int DEFAULT_LOCAL_PORT = 
-        JMeterUtils.getPropDefault("client.rmi.localport", 0); // $NON-NLS-1$
+    private static final int DEFAULT_LOCAL_PORT = addOffset(
+        JMeterUtils.getPropDefault("client.rmi.localport", 0), 2); // $NON-NLS-1$
 
     public RemoteSampleListenerImpl(Object listener) throws RemoteException {
         super(DEFAULT_LOCAL_PORT, RmiUtils.createClientSocketFactory(),  RmiUtils.createServerSocketFactory());
@@ -54,6 +54,13 @@ public class RemoteSampleListenerImpl extends java.rmi.server.UnicastRemoteObjec
         }
     }
 
+    private static int addOffset(int port, int offset) {
+        if (port == 0) {
+            return 0;
+        }
+        return port + offset;
+    }
+
     @Override
     public void testStarted() {
         if (testListener != null) {
--- a/src/core/org/apache/jmeter/threads/RemoteThreadsListenerImpl.java	
+++ a/src/core/org/apache/jmeter/threads/RemoteThreadsListenerImpl.java	
@@ -49,8 +49,8 @@ public class RemoteThreadsListenerImpl extends UnicastRemoteObject implements
     /**
      * 
      */
-    private static final int DEFAULT_LOCAL_PORT = 
-            JMeterUtils.getPropDefault("client.rmi.localport", 0); // $NON-NLS-1$
+    private static final int DEFAULT_LOCAL_PORT = addOffset(
+            JMeterUtils.getPropDefault("client.rmi.localport", 0), 1); // $NON-NLS-1$
 
     /**
      * @throws RemoteException if failed to export object
@@ -80,6 +80,13 @@ public class RemoteThreadsListenerImpl extends UnicastRemoteObject implements
         }
     }
 
+    private static int addOffset(int port, int offset) {
+        if (port == 0) {
+            return 0;
+        }
+        return port + offset;
+    }
+
     /**
      * 
      * @see RemoteThreadsListener#threadStarted()
--- a/xdocs/usermanual/remote-test.xml	
+++ a/xdocs/usermanual/remote-test.xml	
@@ -92,10 +92,10 @@ there is no need to start RMI registry separately.
 To revert to the previous behaviour, define the JMeter property <source>server.rmi.create=false</source> on the server host systems.
 </p>
 <p>
-By default, RMI uses a dynamic port for the JMeter server engine. This can cause problems for firewalls,
+By default, RMI uses dynamic ports for the JMeter server engine. This can cause problems for firewalls,
 so you can define the JMeter property <code>server.rmi.localport</code> 
-to control this port number.
-If this is non-zero, it will be used as the local port number for the server engine.
+to control this port numbers.
+If this is non-zero, it will be used as the base for local port numbers for the server engine. At the moment JMeter will open up to three ports beginning with the port defined in <code>server.rmi.localport</code>.
 </p>
 <p><b>Step 2: Add the server IP to your client's Properties File</b></p>
 <p>Edit the properties file <i>on the controlling JMeter machine</i>.  In <code>JMETER_HOME/bin/jmeter.properties</code>,
--