diff --git a/xCAT-server-2.0/lib/xcat/plugins/LDAPsn.pm b/xCAT-server-2.0/lib/xcat/plugins/LDAPsn.pm
new file mode 100644
index 000000000..fad48843b
--- /dev/null
+++ b/xCAT-server-2.0/lib/xcat/plugins/LDAPsn.pm
@@ -0,0 +1,111 @@
+#!/usr/bin/env perl
+# IBM(c) 2007 EPL license http://www.eclipse.org/legal/epl-v10.html
+#-------------------------------------------------------
+package xCAT_plugin::LDAPsn;
+use xCAT::Table;
+
+use xCAT::Utils;
+
+use xCAT::MsgUtils;
+use Getopt::Long;
+
+#-------------------------------------------------------
+
+=head1 
+  xCAT plugin package to setup of LDAP on the ServiceNode 
+
+
+#-------------------------------------------------------
+
+=head3  handled_commands 
+
+Check to see if on a Service Node
+Check database to see if this node is a LDAP server
+Call  setup_LDAP 
+
+=cut
+
+#-------------------------------------------------------
+
+sub handled_commands
+{
+    my $rc = 0;
+    if (xCAT::Utils->isServiceNode())
+    {
+        my @nodeinfo   = xCAT::Utils->determinehostname;
+        my $nodename   = pop @nodeinfo;                    # get hostname
+        my @nodeipaddr = @nodeinfo;                        # get ip addresses
+        my $service    = "ldapserver";
+
+        $rc = xCAT::Utils->isServiceReq($nodename, $service, \@nodeipaddr);
+        if ($rc == 1)
+        {
+
+            # service needed on this Service Node
+            $rc = &setup_LDAP();
+            if ($rc == 0)
+            {
+                xCAT::Utils->update_xCATSN($service);
+            }
+        }
+        else
+        {
+            if ($rc == 2)
+            {    # service setup, just start the daemon
+                $cmd = "service ldap restart";
+                system $cmd;
+                if ($? > 0)
+                {
+                    xCAT::MsgUtils->message("S", "Error from $cmd");
+                    return 1;
+                }
+            }
+        }
+    }
+    return $rc;
+}
+
+#-------------------------------------------------------
+
+=head3  process_request 
+
+  Process the command
+
+=cut
+
+#-------------------------------------------------------
+sub process_request
+{
+    return;
+}
+
+#-----------------------------------------------------------------------------
+
+=head3 setup_LDAP 
+
+    Sets up LDAP  
+
+=cut
+
+#-----------------------------------------------------------------------------
+sub setup_LDAP
+{
+
+    $cmd = "chkconfig ldap on";
+    system $cmd;
+    if ($? > 0)
+    {
+        xCAT::MsgUtils->message("S", "Error from $cmd");
+        return 1;
+    }
+    $cmd = "service ldap restart";
+    system $cmd;
+    if ($? > 0)
+    {
+        xCAT::MsgUtils->message("S", "Error from $cmd");
+        return 1;
+    }
+
+    return 0;
+}
+1;