Fixed the parameter name in VyOS Descriptor
diff --git a/src/vnfd/VyOS_vnf/VyOS__vnfd.yaml b/src/vnfd/VyOS_vnf/VyOS__vnfd.yaml
index bfe3184..502926f 100644
--- a/src/vnfd/VyOS_vnf/VyOS__vnfd.yaml
+++ b/src/vnfd/VyOS_vnf/VyOS__vnfd.yaml
@@ -24,7 +24,7 @@
                         default-value: vyos
                 -   name: ping-test
                     parameter:
-                    -   name: ip-address
+                    -   name: destination
                         data-type: STRING
                         mandatory: 'true'
                     -   name: count