diff --git a/src/main/java/net/onrc/onos/ofcontroller/devicemanager/IDeviceStorage.java b/src/main/java/net/onrc/onos/ofcontroller/core/IDeviceStorage.java
similarity index 83%
rename from src/main/java/net/onrc/onos/ofcontroller/devicemanager/IDeviceStorage.java
rename to src/main/java/net/onrc/onos/ofcontroller/core/IDeviceStorage.java
index d4355c6..7310d8c 100644
--- a/src/main/java/net/onrc/onos/ofcontroller/devicemanager/IDeviceStorage.java
+++ b/src/main/java/net/onrc/onos/ofcontroller/core/IDeviceStorage.java
@@ -1,7 +1,6 @@
-package net.onrc.onos.ofcontroller.devicemanager;
+package net.onrc.onos.ofcontroller.core;
 
 import net.floodlightcontroller.devicemanager.IDevice;
-import net.onrc.onos.ofcontroller.core.INetMapStorage;
 import net.onrc.onos.ofcontroller.core.INetMapTopologyObjects.IDeviceObject;
 
 public interface IDeviceStorage extends INetMapStorage {
diff --git a/src/main/java/net/onrc/onos/ofcontroller/linkdiscovery/ILinkStorage.java b/src/main/java/net/onrc/onos/ofcontroller/core/ILinkStorage.java
similarity index 92%
rename from src/main/java/net/onrc/onos/ofcontroller/linkdiscovery/ILinkStorage.java
rename to src/main/java/net/onrc/onos/ofcontroller/core/ILinkStorage.java
index 5150668..dfdabd4 100644
--- a/src/main/java/net/onrc/onos/ofcontroller/linkdiscovery/ILinkStorage.java
+++ b/src/main/java/net/onrc/onos/ofcontroller/core/ILinkStorage.java
@@ -1,10 +1,9 @@
-package net.onrc.onos.ofcontroller.linkdiscovery;
+package net.onrc.onos.ofcontroller.core;
 
 import java.util.List;
 
 import net.floodlightcontroller.linkdiscovery.LinkInfo;
 import net.floodlightcontroller.routing.Link;
-import net.onrc.onos.ofcontroller.core.INetMapStorage;
 
 public interface ILinkStorage extends INetMapStorage {
 	
diff --git a/src/main/java/net/onrc/onos/ofcontroller/devicemanager/internal/DeviceStorageImpl.java b/src/main/java/net/onrc/onos/ofcontroller/core/internal/DeviceStorageImpl.java
similarity index 97%
rename from src/main/java/net/onrc/onos/ofcontroller/devicemanager/internal/DeviceStorageImpl.java
rename to src/main/java/net/onrc/onos/ofcontroller/core/internal/DeviceStorageImpl.java
index 98b4a88..5b3ed74 100644
--- a/src/main/java/net/onrc/onos/ofcontroller/devicemanager/internal/DeviceStorageImpl.java
+++ b/src/main/java/net/onrc/onos/ofcontroller/core/internal/DeviceStorageImpl.java
@@ -1,4 +1,4 @@
-package net.onrc.onos.ofcontroller.devicemanager.internal;
+package net.onrc.onos.ofcontroller.core.internal;
 
 import java.util.ArrayList;
 import java.util.List;
@@ -11,10 +11,9 @@
 import net.floodlightcontroller.devicemanager.IDevice;
 import net.floodlightcontroller.devicemanager.SwitchPort;
 import net.floodlightcontroller.packet.IPv4;
+import net.onrc.onos.ofcontroller.core.IDeviceStorage;
 import net.onrc.onos.ofcontroller.core.INetMapTopologyObjects.IDeviceObject;
 import net.onrc.onos.ofcontroller.core.INetMapTopologyObjects.IPortObject;
-import net.onrc.onos.ofcontroller.core.internal.SwitchStorageImpl;
-import net.onrc.onos.ofcontroller.devicemanager.IDeviceStorage;
 import net.onrc.onos.util.GraphDBConnection;
 import net.onrc.onos.util.GraphDBConnection.Transaction;
 import net.onrc.onos.util.GraphDBOperation;
diff --git a/src/main/java/net/onrc/onos/ofcontroller/linkdiscovery/internal/LinkStorageImpl.java b/src/main/java/net/onrc/onos/ofcontroller/core/internal/LinkStorageImpl.java
similarity index 98%
rename from src/main/java/net/onrc/onos/ofcontroller/linkdiscovery/internal/LinkStorageImpl.java
rename to src/main/java/net/onrc/onos/ofcontroller/core/internal/LinkStorageImpl.java
index 07aef09..f3de81d 100644
--- a/src/main/java/net/onrc/onos/ofcontroller/linkdiscovery/internal/LinkStorageImpl.java
+++ b/src/main/java/net/onrc/onos/ofcontroller/core/internal/LinkStorageImpl.java
@@ -1,13 +1,13 @@
-package net.onrc.onos.ofcontroller.linkdiscovery.internal;
+package net.onrc.onos.ofcontroller.core.internal;
 
 import java.util.ArrayList;
 import java.util.List;
 
 import net.floodlightcontroller.linkdiscovery.LinkInfo;
 import net.floodlightcontroller.routing.Link;
+import net.onrc.onos.ofcontroller.core.ILinkStorage;
 import net.onrc.onos.ofcontroller.core.INetMapTopologyObjects.IPortObject;
 import net.onrc.onos.ofcontroller.core.INetMapTopologyObjects.ISwitchObject;
-import net.onrc.onos.ofcontroller.linkdiscovery.ILinkStorage;
 import net.onrc.onos.util.GraphDBConnection;
 import net.onrc.onos.util.GraphDBOperation;
 
diff --git a/src/main/java/net/onrc/onos/ofcontroller/floodlightlistener/NetworkGraphPublisher.java b/src/main/java/net/onrc/onos/ofcontroller/floodlightlistener/NetworkGraphPublisher.java
index be39b6f..819827e 100644
--- a/src/main/java/net/onrc/onos/ofcontroller/floodlightlistener/NetworkGraphPublisher.java
+++ b/src/main/java/net/onrc/onos/ofcontroller/floodlightlistener/NetworkGraphPublisher.java
@@ -26,16 +26,16 @@
 import net.floodlightcontroller.linkdiscovery.ILinkDiscoveryService;
 import net.floodlightcontroller.routing.Link;
 import net.floodlightcontroller.threadpool.IThreadPoolService;
+import net.onrc.onos.ofcontroller.core.IDeviceStorage;
+import net.onrc.onos.ofcontroller.core.ILinkStorage;
 import net.onrc.onos.ofcontroller.core.IOFSwitchPortListener;
 import net.onrc.onos.ofcontroller.core.ISwitchStorage;
 import net.onrc.onos.ofcontroller.core.INetMapStorage.DM_OPERATION;
 import net.onrc.onos.ofcontroller.core.INetMapTopologyObjects.ISwitchObject;
 import net.onrc.onos.ofcontroller.core.ISwitchStorage.SwitchState;
+import net.onrc.onos.ofcontroller.core.internal.DeviceStorageImpl;
+import net.onrc.onos.ofcontroller.core.internal.LinkStorageImpl;
 import net.onrc.onos.ofcontroller.core.internal.SwitchStorageImpl;
-import net.onrc.onos.ofcontroller.devicemanager.IDeviceStorage;
-import net.onrc.onos.ofcontroller.devicemanager.internal.DeviceStorageImpl;
-import net.onrc.onos.ofcontroller.linkdiscovery.ILinkStorage;
-import net.onrc.onos.ofcontroller.linkdiscovery.internal.LinkStorageImpl;
 import net.onrc.onos.registry.controller.IControllerRegistryService;
 import net.onrc.onos.registry.controller.IControllerRegistryService.ControlChangeCallback;
 import net.onrc.onos.registry.controller.RegistryException;
diff --git a/src/main/java/net/onrc/onos/ofcontroller/linkdiscovery/internal/TopoLinkServiceImpl.java b/src/main/java/net/onrc/onos/ofcontroller/linkdiscovery/internal/TopoLinkServiceImpl.java
index e93fcaa..a9b54b8 100644
--- a/src/main/java/net/onrc/onos/ofcontroller/linkdiscovery/internal/TopoLinkServiceImpl.java
+++ b/src/main/java/net/onrc/onos/ofcontroller/linkdiscovery/internal/TopoLinkServiceImpl.java
@@ -6,7 +6,7 @@
 import net.floodlightcontroller.routing.Link;
 import net.onrc.onos.ofcontroller.core.INetMapTopologyObjects.ISwitchObject;
 import net.onrc.onos.ofcontroller.core.INetMapTopologyService.ITopoLinkService;
-import net.onrc.onos.ofcontroller.linkdiscovery.internal.LinkStorageImpl.ExtractLink;
+import net.onrc.onos.ofcontroller.core.internal.LinkStorageImpl.ExtractLink;
 import net.onrc.onos.util.GraphDBConnection;
 import net.onrc.onos.util.GraphDBOperation;