diff --git a/impl/src/main/java/org/onosproject/segmentrouting/SegmentRoutingManager.java b/impl/src/main/java/org/onosproject/segmentrouting/SegmentRoutingManager.java
index f65d4ea..4b7a96f 100644
--- a/impl/src/main/java/org/onosproject/segmentrouting/SegmentRoutingManager.java
+++ b/impl/src/main/java/org/onosproject/segmentrouting/SegmentRoutingManager.java
@@ -780,11 +780,7 @@
         return true;
     }
 
-    /**
-     * Returns the VlanId assigned internally by default to unconfigured ports.
-     *
-     * @return the default internal vlan id
-     */
+    @Override
     public VlanId getDefaultInternalVlan() {
         return VlanId.vlanId((short) defaultInternalVlan);
     }
@@ -1204,6 +1200,11 @@
         return deviceConfiguration.getEdgeDeviceIds();
     }
 
+    @Override
+    public MacAddress getDeviceMacAddress(DeviceId deviceId) throws DeviceConfigNotFoundException {
+        return deviceConfiguration.getDeviceMac(deviceId);
+    }
+
     /**
      * Returns locations of given resolved route.
      *