diff --git a/ndb/include/util/SocketServer.hpp b/ndb/include/util/SocketServer.hpp
index ee2dd31c41f..02a0a6b5d92 100644
--- a/ndb/include/util/SocketServer.hpp
+++ b/ndb/include/util/SocketServer.hpp
@@ -74,7 +74,7 @@ public:
   /**
    * Constructor / Destructor
    */
-  SocketServer(int maxSessions = 32);
+  SocketServer(unsigned maxSessions = ~(unsigned)0);
   ~SocketServer();
   
   /**
diff --git a/ndb/src/common/util/SocketServer.cpp b/ndb/src/common/util/SocketServer.cpp
index db5c03f925a..755764c7700 100644
--- a/ndb/src/common/util/SocketServer.cpp
+++ b/ndb/src/common/util/SocketServer.cpp
@@ -27,7 +27,7 @@
 
 #define DEBUG(x) ndbout << x << endl;
 
-SocketServer::SocketServer(int maxSessions) :
+SocketServer::SocketServer(unsigned maxSessions) :
   m_sessions(10),
   m_services(5)
 {
@@ -124,7 +124,7 @@ SocketServer::setup(SocketServer::Service * service,
     DBUG_RETURN(false);
   }
   
-  if (listen(sock, m_maxSessions) == -1){
+  if (listen(sock, m_maxSessions > 32 ? 32 : m_maxSessions) == -1){
     DBUG_PRINT("error",("listen() - %d - %s",
 			errno, strerror(errno)));
     NDB_CLOSE_SOCKET(sock);
diff --git a/support-files/mysql.spec.sh b/support-files/mysql.spec.sh
index b161ec13073..08aba7e2231 100644
--- a/support-files/mysql.spec.sh
+++ b/support-files/mysql.spec.sh
@@ -630,6 +630,7 @@ fi
 %attr(755, root, root) %{_bindir}/ndb_desc
 %attr(755, root, root) %{_bindir}/ndb_show_tables
 %attr(755, root, root) %{_bindir}/ndb_test_platform
+%attr(755, root, root) %{_bindir}/ndb_config
 
 %files ndb-extra
 %defattr(-,root,root,0755)