diff --git a/php/RemoteDataCenter/cleanRemoteParams.php b/php/RemoteDataCenter/cleanRemoteParams.php
new file mode 100644
index 0000000..e7d68d0
--- /dev/null
+++ b/php/RemoteDataCenter/cleanRemoteParams.php
@@ -0,0 +1,45 @@
+<?php
+/*
+*  Executable to clean up Remote Params  
+*/
+
+    if (!function_exists('__autoload')) {
+        function __autoload($class_name) {
+                require_once $class_name . '.php';
+        }
+    }
+
+    $AMDA_IHM = getenv('AMDA_IHM');
+     
+    require_once $AMDA_IHM."/php/config.php"; 
+
+    if (file_exists(DATAPATH."/RemoteData/Bases.xml")) {
+    
+        try {
+            $client = new SoapClient(DD_WSDL);
+        }
+        catch  (SoapFault $exception) {
+            $msg = $exception->faultstring.PHP_EOL;                           
+            exit($msg);
+        }
+        
+        $basesDom = new DomDocument("1.0");
+        $basesDom->load(DDSERVICE."/BASE/INFO/Bases.xml"); // Remote from DDBASE/INFO
+        foreach ($basesDom->getElementsByTagName("dataCenter") as $center) {
+            $id = $center->getAttribute("xml:id");
+            if (is_dir(DATAPATH."/RemoteData/$id")) {
+                foreach (glob(DATAPATH."/RemoteData/$id/*") as $file) {
+                    if (basename($file) == "base.xml") continue;
+                    $ds = basename($file,".nc");                    
+                    if ($client->isRemoteViAdded($id, strtolower($ds))) continue; // VI exists; do nothing
+                    
+                    // vi was deleted in DDBASE; delete everything
+                    unlink($file);
+                    $paramId = strtolower($id)."_".strtolower($ds);
+                    foreach (glob(DATAPATH."/RemoteData/PARAMS/$paramId*.xml") as $xml)  unlink($xml);
+                    foreach (glob(DATAPATH."/LocalData/ParamDef/$paramId*.xml") as $xml)  unlink($xml);
+                }
+            }      
+        }
+    }
+?>
diff --git a/update_amda/makeRemote b/update_amda/makeRemote
index abb4813..dcb5818 100755
--- a/update_amda/makeRemote
+++ b/update_amda/makeRemote
@@ -53,11 +53,15 @@
 	
 	# copy "DDBASE" Remote Params descriptions
 	if [ -d "$RemoteData/PARAMS" ]; then
+        # remove PARAMS if no such VI in the database
+        php $AMDA_IHM/php/RemoteDataCenter/cleanRemoteParams.php
+        
 		for param_def in $RemoteData/PARAMS/*.xml
 			do
 				xml=`basename $param_def`
 				if [ ! -f "$PARAMS_LOCALDB_DIR/$xml" ]; then
-					cp $param_def $PARAMS_LOCALDB_DIR/
+					#cp $param_def $PARAMS_LOCALDB_DIR/
+					ln -s $param_def $PARAMS_LOCALDB_DIR/$xml
 				fi
 			done
 	fi 
--
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