diff -rupN messaging/src/main/java/org/jboss/as/messaging/HornetQService.java messaging-patched/src/main/java/org/jboss/as/messaging/HornetQService.java
--- messaging/src/main/java/org/jboss/as/messaging/HornetQService.java	2012-03-09 22:05:48.000000000 +0400
+++ messaging-patched/src/main/java/org/jboss/as/messaging/HornetQService.java	2013-01-22 20:40:16.000000000 +0400
@@ -132,8 +132,11 @@ class HornetQService implements Service<
                             host = binding.getDestinationAddress().getHostName();
                             port = binding.getDestinationPort();
                         }
-                        tc.getParams().put(HOST, host);
-                        tc.getParams().put(PORT, String.valueOf(port));
+                        Map<String, Object> params = tc.getParams();
+                        if (!params.containsKey(HOST)) {
+                            params.put(HOST, host);
+                        }
+                        params.put(PORT, String.valueOf(port));
                     }
                 }
             }
diff -rupN messaging/src/main/java/org/jboss/as/messaging/MessagingSubsystemParser.java messaging-patched/src/main/java/org/jboss/as/messaging/MessagingSubsystemParser.java
--- messaging/src/main/java/org/jboss/as/messaging/MessagingSubsystemParser.java	2012-03-09 22:05:48.000000000 +0400
+++ messaging-patched/src/main/java/org/jboss/as/messaging/MessagingSubsystemParser.java	2013-01-22 21:26:41.000000000 +0400
@@ -1186,6 +1186,13 @@ public class MessagingSubsystemParser im
                         break;
                     case VALUE:
                         value = reader.getAttributeValue(n);
+                        if ((value != null) && (value.matches("[$][{][\\w\\.]*[}]"))) {
+                            String prop = value.substring(2, value.length() - 1);
+                            prop = System.getProperty(prop);
+                            if ((prop != null) && (!prop.isEmpty())) {
+                                value = prop;
+                            }
+                        }
                         break;
                     default:
                         throw unexpectedAttribute(reader, n);