CORD-484 Support management network for a VM

Change-Id: I866ae3ae7d839cd29f1732605170f3dfbab402bb
diff --git a/apps/cordvtn/src/main/java/org/onosproject/cordvtn/CordService.java b/apps/cordvtn/src/main/java/org/onosproject/cordvtn/CordService.java
index f877630..97651b7 100644
--- a/apps/cordvtn/src/main/java/org/onosproject/cordvtn/CordService.java
+++ b/apps/cordvtn/src/main/java/org/onosproject/cordvtn/CordService.java
@@ -38,7 +38,8 @@
         PRIVATE_DIRECT,
         PRIVATE_INDIRECT,
         PUBLIC_DIRECT,
-        PUBLIC_INDIRECT
+        PUBLIC_INDIRECT,
+        MANAGEMENT
     }
 
     private final CordServiceId id;
@@ -165,7 +166,7 @@
      * It assumes that network name contains network type.
      *
      * @param netName network name
-     * @return network type, or null if it doesn't match any type
+     * @return network type, or PRIVATE if it doesn't match any type
      */
     private ServiceType getServiceType(String netName) {
         checkNotNull(netName);
@@ -179,10 +180,10 @@
             return PUBLIC_DIRECT;
         } else if (name.contains(PUBLIC_INDIRECT.toString())) {
             return PUBLIC_INDIRECT;
-        } else if (name.contains(PRIVATE.toString())) {
-            return PRIVATE;
+        } else if (name.contains(MANAGEMENT.toString())) {
+            return MANAGEMENT;
         } else {
-            return null;
+            return PRIVATE;
         }
     }
 }