diff --git a/src/app/services/link.service.spec.ts b/src/app/services/link.service.spec.ts
index 8db170da..e532b615 100644
--- a/src/app/services/link.service.spec.ts
+++ b/src/app/services/link.service.spec.ts
@@ -52,7 +52,7 @@ describe('LinkService', () => {
     targetPort.port_number = 3;
     targetPort.adapter_number = 4;
 
-    service.createLink(server, sourceNode, sourcePort, targetNode, targetPort).subscribe();
+    service.createLink(server, sourceNode, sourcePort, targetNode, targetPort, 0, 0, 10, 10).subscribe();
 
     const req = httpTestingController.expectOne('http://127.0.0.1:3080/v2/projects/myproject/links');
     expect(req.request.method).toEqual('POST');
@@ -61,12 +61,26 @@ describe('LinkService', () => {
         {
           node_id: 'sourceid',
           port_number: 1,
-          adapter_number: 2
+          adapter_number: 2,
+          label: {
+            rotation: 0,
+            style: "font-size: 10; font-style: Verdana",
+            text: sourcePort.short_name,
+            x: 0,
+            y: 0
+          }
         },
         {
           node_id: 'targetid',
           port_number: 3,
-          adapter_number: 4
+          adapter_number: 4,
+          label: {
+            rotation: 0,
+            style: "font-size: 10; font-style: Verdana",
+            text: sourcePort.short_name,
+            x: 10,
+            y: 10
+          }
         }
       ]
     });
diff --git a/src/app/services/link.service.ts b/src/app/services/link.service.ts
index ece50bcc..df06230e 100644
--- a/src/app/services/link.service.ts
+++ b/src/app/services/link.service.ts
@@ -25,7 +25,7 @@ export class LinkService {
           label: {
             rotation: 0,
             style: "font-size: 10; font-style: Verdana",
-            text: "0/0",
+            text: source_port.short_name,
             x: xLabelSourceNode,
             y: yLabelSourceNode
           }
@@ -37,7 +37,7 @@ export class LinkService {
           label: {
             rotation: 0,
             style: "font-size: 10; font-style: Verdana",
-            text: "0/0",
+            text: target_port.short_name,
             x: xLabelTargetNode,
             y: yLabelTargetNode
           }