diff --git a/apps/dnet-is-application/src/main/java/eu/dnetlib/dsm/DsmAjaxController.java b/apps/dnet-is-application/src/main/java/eu/dnetlib/dsm/DsmAjaxController.java
index c10ec4b1..2ac26820 100644
--- a/apps/dnet-is-application/src/main/java/eu/dnetlib/dsm/DsmAjaxController.java
+++ b/apps/dnet-is-application/src/main/java/eu/dnetlib/dsm/DsmAjaxController.java
@@ -24,6 +24,7 @@ import eu.dnetlib.data.openaire.dsm.model.view.SimpleDsWithApis;
 import eu.dnetlib.dsm.utils.DsmBrowsableFields;
 import eu.dnetlib.is.errors.DsmException;
 import eu.dnetlib.is.info.KeyValue;
+import eu.dnetlib.is.protocol.ProtocolService;
 
 @RestController
 @RequestMapping("/ajax/dsm")
@@ -35,6 +36,9 @@ public class DsmAjaxController extends AbstractDnetController {
 	@Autowired
 	private VocabularyTermRepository vocabularyTermRepository;
 
+	@Autowired
+	private ProtocolService protocolService;
+
 	@GetMapping("/browsableFields")
 	public List<KeyValue> browsableFields() {
 		return Arrays.stream(DsmBrowsableFields.values())
@@ -42,10 +46,10 @@ public class DsmAjaxController extends AbstractDnetController {
 			.collect(Collectors.toList());
 	}
 
-	@GetMapping("/validTerms")
-	public Map<String, Iterable<String>> validTerms() {
-		final Map<String, Iterable<String>> map = new LinkedHashMap<>();
-		map.put("protocols", vocabularyTermRepository.findTermsByVocabulary("dnet:protocols"));
+	@GetMapping("/conf")
+	public Map<String, Iterable<?>> configuration() {
+		final Map<String, Iterable<?>> map = new LinkedHashMap<>();
+		map.put("protocols", protocolService.listProtocols());
 		map.put("compatibilityLevels", vocabularyTermRepository.findTermsByVocabulary("dnet:compatibilityLevel"));
 		map.put("contentDescTypes", vocabularyTermRepository.findTermsByVocabulary("dnet:content_description_typologies"));
 		return map;
diff --git a/apps/dnet-is-application/src/main/resources/static/html/dsm_add_api.html b/apps/dnet-is-application/src/main/resources/static/html/dsm_add_api.html
index 7e8af135..e4530b3f 100644
--- a/apps/dnet-is-application/src/main/resources/static/html/dsm_add_api.html
+++ b/apps/dnet-is-application/src/main/resources/static/html/dsm_add_api.html
@@ -41,8 +41,8 @@
 				<div class="form-group row">
 					<label class="col-sm-2 col-form-label col-form-label-sm">Protocol</label>
 					<div class="col-sm-10">
-						<select class="custom-select custom-select-sm" ng-model="api.protocol">
-							<option ng-repeat="v in protocols">{{v}}</option>
+						<select class="custom-select custom-select-sm" ng-model="api.protocol" ng-change="updateSelProtParams()">
+							<option ng-repeat="prot in protocols">{{prot.id}}</option>
 						</select>
 					</div>
 				</div>
@@ -51,7 +51,17 @@
 					<div class="col-sm-10">
 						<input type="text" class="form-control form-control-sm" ng-model="api.baseUrl"/>
 					</div>
-				</div>				
+				</div>
+				
+				<div ng-show="api.protocol" ng-repeat="p in selProtParams">
+					<div class="form-group row">
+						<label class="col-sm-2 col-form-label col-form-label-sm">Parameter: {{p.label}}</label>
+						<div class="col-sm-10">
+							<input type="text" class="form-control form-control-sm" ng-model="api.apiParams[p.name]"/>
+						</div>
+					</div>
+				</div>
+				
 
 			</form>
 
diff --git a/apps/dnet-is-application/src/main/resources/static/js/dsm_ctrls.js b/apps/dnet-is-application/src/main/resources/static/js/dsm_ctrls.js
index 6dcce434..05c627dd 100644
--- a/apps/dnet-is-application/src/main/resources/static/js/dsm_ctrls.js
+++ b/apps/dnet-is-application/src/main/resources/static/js/dsm_ctrls.js
@@ -87,13 +87,28 @@ app.controller('dsmAddApiController', function($scope, $http, $routeParams) {
 	$scope.protocols = [];
 	$scope.compatibilityLevels = [];
 	$scope.contentDescTypes = [];
-		
-	call_http_get($http, './ajax/dsm/browsableFields' , function(res) {
+	
+	$scope.selProtParams = [];
+	
+	call_http_get($http, './ajax/dsm/conf' , function(res) {
 		$scope.protocols = res.data.protocols;
 		$scope.compatibilityLevels = res.data.compatibilityLevels;
 		$scope.contentDescTypes = res.data.contentDescTypes;
 	});
-		
+	
+	$scope.updateSelProtParams = function() {
+		$scope.api.apiParams = {};
+	
+		if ($scope.api.protocol) {
+			for (var i=0; i < $scope.protocols.length; ++i) {
+				if ($scope.protocols[i].id == $scope.api.protocol) {
+					$scope.selProtParams = $scope.protocols[i].params;
+					return;
+				}
+			}
+ 		}
+	}
+	
 	$scope.save = function() {
 		var record = angular.copy($scope.api);
 		record.id = $scope.prefix + record.id;