diff --git a/core/api/src/main/java/org/onosproject/net/device/DefaultDeviceDescription.java b/core/api/src/main/java/org/onosproject/net/device/DefaultDeviceDescription.java
index d0b7b2b..271e678 100644
--- a/core/api/src/main/java/org/onosproject/net/device/DefaultDeviceDescription.java
+++ b/core/api/src/main/java/org/onosproject/net/device/DefaultDeviceDescription.java
@@ -217,6 +217,7 @@
                 .add("hw", hwVersion).add("sw", swVersion)
                 .add("serial", serialNumber)
                 .add("chassisId", chassisId)
+                .add("defaultAvailable", defaultAvailable)
                 .add("annotations", annotations())
                 .toString();
     }
diff --git a/core/api/src/main/java/org/onosproject/net/device/DeviceProviderService.java b/core/api/src/main/java/org/onosproject/net/device/DeviceProviderService.java
index b00fa63..f11f0cc 100644
--- a/core/api/src/main/java/org/onosproject/net/device/DeviceProviderService.java
+++ b/core/api/src/main/java/org/onosproject/net/device/DeviceProviderService.java
@@ -105,4 +105,14 @@
      */
     void updatePortStatistics(DeviceId deviceId, Collection<PortStatistics> portStatistics);
 
+    /**
+     * Returns the specified device description.
+     *
+     * @param deviceId device identifier
+     * @return device description or null if not present
+     */
+    default DeviceDescription getDeviceDescription(DeviceId deviceId) {
+        return null;
+    }
+
 }
diff --git a/core/api/src/main/java/org/onosproject/net/device/DeviceStore.java b/core/api/src/main/java/org/onosproject/net/device/DeviceStore.java
index bd59838..ed5d33d 100644
--- a/core/api/src/main/java/org/onosproject/net/device/DeviceStore.java
+++ b/core/api/src/main/java/org/onosproject/net/device/DeviceStore.java
@@ -208,6 +208,17 @@
     PortDescription getPortDescription(ProviderId providerId, DeviceId deviceId, PortNumber portNumber);
 
     /**
+     * Returns the specified device description.
+     *
+     * @param providerId provider identifier
+     * @param deviceId device identifier
+     * @return device description or null if not present
+     */
+    default DeviceDescription getDeviceDescription(ProviderId providerId, DeviceId deviceId) {
+        return null;
+    }
+
+    /**
      * Indicates whether the specified device is available/online.
      *
      * @param deviceId device identifier