diff --git a/openflow/ctl/src/main/java/org/onlab/onos/openflow/controller/impl/Controller.java b/openflow/ctl/src/main/java/org/onlab/onos/openflow/controller/impl/Controller.java
index 5d8fd12..244fc49 100644
--- a/openflow/ctl/src/main/java/org/onlab/onos/openflow/controller/impl/Controller.java
+++ b/openflow/ctl/src/main/java/org/onlab/onos/openflow/controller/impl/Controller.java
@@ -1,19 +1,21 @@
-/**
- *    Copyright 2011, Big Switch Networks, Inc.
- *    Originally created by David Erickson, Stanford University
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
  *
- *    Licensed under the Apache License, Version 2.0 (the "License"); you may
- *    not use this file except in compliance with the License. You may obtain
- *    a copy of the License at
+ *   http://www.apache.org/licenses/LICENSE-2.0
  *
- *         http://www.apache.org/licenses/LICENSE-2.0
- *
- *    Unless required by applicable law or agreed to in writing, software
- *    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
- *    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
- *    License for the specific language governing permissions and limitations
- *    under the License.
- **/
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
 
 package org.onlab.onos.openflow.controller.impl;
 
diff --git a/openflow/ctl/src/main/java/org/onlab/onos/openflow/controller/impl/HandshakeTimeoutException.java b/openflow/ctl/src/main/java/org/onlab/onos/openflow/controller/impl/HandshakeTimeoutException.java
index fa38dfa..1ed7fe8 100644
--- a/openflow/ctl/src/main/java/org/onlab/onos/openflow/controller/impl/HandshakeTimeoutException.java
+++ b/openflow/ctl/src/main/java/org/onlab/onos/openflow/controller/impl/HandshakeTimeoutException.java
@@ -1,19 +1,21 @@
-/**
- *    Copyright 2011, Big Switch Networks, Inc.
- *    Originally created by David Erickson, Stanford University
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
  *
- *    Licensed under the Apache License, Version 2.0 (the "License"); you may
- *    not use this file except in compliance with the License. You may obtain
- *    a copy of the License at
+ *   http://www.apache.org/licenses/LICENSE-2.0
  *
- *         http://www.apache.org/licenses/LICENSE-2.0
- *
- *    Unless required by applicable law or agreed to in writing, software
- *    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
- *    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
- *    License for the specific language governing permissions and limitations
- *    under the License.
- **/
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
 
 package org.onlab.onos.openflow.controller.impl;
 
diff --git a/openflow/ctl/src/main/java/org/onlab/onos/openflow/controller/impl/HandshakeTimeoutHandler.java b/openflow/ctl/src/main/java/org/onlab/onos/openflow/controller/impl/HandshakeTimeoutHandler.java
index f20ffb5..de4da0f 100644
--- a/openflow/ctl/src/main/java/org/onlab/onos/openflow/controller/impl/HandshakeTimeoutHandler.java
+++ b/openflow/ctl/src/main/java/org/onlab/onos/openflow/controller/impl/HandshakeTimeoutHandler.java
@@ -1,19 +1,21 @@
-/**
-*    Copyright 2011, Big Switch Networks, Inc.
-*    Originally created by David Erickson, Stanford University
-*
-*    Licensed under the Apache License, Version 2.0 (the "License"); you may
-*    not use this file except in compliance with the License. You may obtain
-*    a copy of the License at
-*
-*         http://www.apache.org/licenses/LICENSE-2.0
-*
-*    Unless required by applicable law or agreed to in writing, software
-*    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-*    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
-*    License for the specific language governing permissions and limitations
-*    under the License.
-**/
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
 
 package org.onlab.onos.openflow.controller.impl;
 
diff --git a/openflow/ctl/src/main/java/org/onlab/onos/openflow/controller/impl/OFChannelHandler.java b/openflow/ctl/src/main/java/org/onlab/onos/openflow/controller/impl/OFChannelHandler.java
index 4ea2f71..5147f6c 100644
--- a/openflow/ctl/src/main/java/org/onlab/onos/openflow/controller/impl/OFChannelHandler.java
+++ b/openflow/ctl/src/main/java/org/onlab/onos/openflow/controller/impl/OFChannelHandler.java
@@ -1,3 +1,22 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
 //CHECKSTYLE:OFF
 package org.onlab.onos.openflow.controller.impl;
 
diff --git a/openflow/ctl/src/main/java/org/onlab/onos/openflow/controller/impl/OFMessageDecoder.java b/openflow/ctl/src/main/java/org/onlab/onos/openflow/controller/impl/OFMessageDecoder.java
index fce2804..78ff2c2 100644
--- a/openflow/ctl/src/main/java/org/onlab/onos/openflow/controller/impl/OFMessageDecoder.java
+++ b/openflow/ctl/src/main/java/org/onlab/onos/openflow/controller/impl/OFMessageDecoder.java
@@ -1,19 +1,21 @@
-/**
- *    Copyright 2011, Big Switch Networks, Inc.
- *    Originally created by David Erickson, Stanford University
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
  *
- *    Licensed under the Apache License, Version 2.0 (the "License"); you may
- *    not use this file except in compliance with the License. You may obtain
- *    a copy of the License at
+ *   http://www.apache.org/licenses/LICENSE-2.0
  *
- *         http://www.apache.org/licenses/LICENSE-2.0
- *
- *    Unless required by applicable law or agreed to in writing, software
- *    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
- *    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
- *    License for the specific language governing permissions and limitations
- *    under the License.
- **/
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
 
 package org.onlab.onos.openflow.controller.impl;
 
diff --git a/openflow/ctl/src/main/java/org/onlab/onos/openflow/controller/impl/OFMessageEncoder.java b/openflow/ctl/src/main/java/org/onlab/onos/openflow/controller/impl/OFMessageEncoder.java
index 63d2a78..febffe1 100644
--- a/openflow/ctl/src/main/java/org/onlab/onos/openflow/controller/impl/OFMessageEncoder.java
+++ b/openflow/ctl/src/main/java/org/onlab/onos/openflow/controller/impl/OFMessageEncoder.java
@@ -1,19 +1,21 @@
-/**
- *    Copyright 2011, Big Switch Networks, Inc.
- *    Originally created by David Erickson, Stanford University
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
  *
- *    Licensed under the Apache License, Version 2.0 (the "License"); you may
- *    not use this file except in compliance with the License. You may obtain
- *    a copy of the License at
+ *   http://www.apache.org/licenses/LICENSE-2.0
  *
- *         http://www.apache.org/licenses/LICENSE-2.0
- *
- *    Unless required by applicable law or agreed to in writing, software
- *    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
- *    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
- *    License for the specific language governing permissions and limitations
- *    under the License.
- **/
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
 
 package org.onlab.onos.openflow.controller.impl;
 
diff --git a/openflow/ctl/src/main/java/org/onlab/onos/openflow/controller/impl/OpenFlowControllerImpl.java b/openflow/ctl/src/main/java/org/onlab/onos/openflow/controller/impl/OpenFlowControllerImpl.java
index 9ef3077..ec6e9c6 100644
--- a/openflow/ctl/src/main/java/org/onlab/onos/openflow/controller/impl/OpenFlowControllerImpl.java
+++ b/openflow/ctl/src/main/java/org/onlab/onos/openflow/controller/impl/OpenFlowControllerImpl.java
@@ -1,3 +1,21 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
 package org.onlab.onos.openflow.controller.impl;
 
 import static org.onlab.util.Tools.namedThreads;
diff --git a/openflow/ctl/src/main/java/org/onlab/onos/openflow/controller/impl/OpenflowPipelineFactory.java b/openflow/ctl/src/main/java/org/onlab/onos/openflow/controller/impl/OpenflowPipelineFactory.java
index c78e25e..d3ef1e7 100644
--- a/openflow/ctl/src/main/java/org/onlab/onos/openflow/controller/impl/OpenflowPipelineFactory.java
+++ b/openflow/ctl/src/main/java/org/onlab/onos/openflow/controller/impl/OpenflowPipelineFactory.java
@@ -1,19 +1,21 @@
-/**
-*    Copyright 2011, Big Switch Networks, Inc.
-*    Originally created by David Erickson, Stanford University
-*
-*    Licensed under the Apache License, Version 2.0 (the "License"); you may
-*    not use this file except in compliance with the License. You may obtain
-*    a copy of the License at
-*
-*         http://www.apache.org/licenses/LICENSE-2.0
-*
-*    Unless required by applicable law or agreed to in writing, software
-*    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-*    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
-*    License for the specific language governing permissions and limitations
-*    under the License.
-**/
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
 
 package org.onlab.onos.openflow.controller.impl;
 
diff --git a/openflow/ctl/src/main/java/org/onlab/onos/openflow/controller/impl/RoleManager.java b/openflow/ctl/src/main/java/org/onlab/onos/openflow/controller/impl/RoleManager.java
index 992270f..1ad0480 100644
--- a/openflow/ctl/src/main/java/org/onlab/onos/openflow/controller/impl/RoleManager.java
+++ b/openflow/ctl/src/main/java/org/onlab/onos/openflow/controller/impl/RoleManager.java
@@ -1,3 +1,21 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
 package org.onlab.onos.openflow.controller.impl;
 
 import java.io.IOException;
diff --git a/openflow/ctl/src/main/java/org/onlab/onos/openflow/controller/impl/package-info.java b/openflow/ctl/src/main/java/org/onlab/onos/openflow/controller/impl/package-info.java
index 3092283..9dad277 100644
--- a/openflow/ctl/src/main/java/org/onlab/onos/openflow/controller/impl/package-info.java
+++ b/openflow/ctl/src/main/java/org/onlab/onos/openflow/controller/impl/package-info.java
@@ -1,3 +1,22 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
 /**
  * Implementation of the OpenFlow controller IO subsystem.
  */
diff --git a/openflow/ctl/src/main/java/org/onlab/onos/openflow/drivers/impl/DriverManager.java b/openflow/ctl/src/main/java/org/onlab/onos/openflow/drivers/impl/DriverManager.java
index 1332729..1e3064b 100644
--- a/openflow/ctl/src/main/java/org/onlab/onos/openflow/drivers/impl/DriverManager.java
+++ b/openflow/ctl/src/main/java/org/onlab/onos/openflow/drivers/impl/DriverManager.java
@@ -1,3 +1,21 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
 package org.onlab.onos.openflow.drivers.impl;
 
 
diff --git a/openflow/ctl/src/main/java/org/onlab/onos/openflow/drivers/impl/OFOpticalSwitchImplLINC13.java b/openflow/ctl/src/main/java/org/onlab/onos/openflow/drivers/impl/OFOpticalSwitchImplLINC13.java
index db4c36c..3174f5c 100644
--- a/openflow/ctl/src/main/java/org/onlab/onos/openflow/drivers/impl/OFOpticalSwitchImplLINC13.java
+++ b/openflow/ctl/src/main/java/org/onlab/onos/openflow/drivers/impl/OFOpticalSwitchImplLINC13.java
@@ -1,3 +1,21 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
 package org.onlab.onos.openflow.drivers.impl;
 
 import org.onlab.onos.openflow.controller.driver.SwitchDriverSubHandshakeAlreadyStarted;
diff --git a/openflow/ctl/src/main/java/org/onlab/onos/openflow/drivers/impl/OFSwitchImplCPqD13.java b/openflow/ctl/src/main/java/org/onlab/onos/openflow/drivers/impl/OFSwitchImplCPqD13.java
index 614641b..70123fc 100644
--- a/openflow/ctl/src/main/java/org/onlab/onos/openflow/drivers/impl/OFSwitchImplCPqD13.java
+++ b/openflow/ctl/src/main/java/org/onlab/onos/openflow/drivers/impl/OFSwitchImplCPqD13.java
@@ -1,3 +1,21 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
 package org.onlab.onos.openflow.drivers.impl;
 
 import java.io.IOException;
diff --git a/openflow/ctl/src/main/java/org/onlab/onos/openflow/drivers/impl/OFSwitchImplOVS10.java b/openflow/ctl/src/main/java/org/onlab/onos/openflow/drivers/impl/OFSwitchImplOVS10.java
index b234146..ca3b478 100644
--- a/openflow/ctl/src/main/java/org/onlab/onos/openflow/drivers/impl/OFSwitchImplOVS10.java
+++ b/openflow/ctl/src/main/java/org/onlab/onos/openflow/drivers/impl/OFSwitchImplOVS10.java
@@ -1,3 +1,21 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
 package org.onlab.onos.openflow.drivers.impl;
 
 import java.util.Collections;
diff --git a/openflow/ctl/src/main/java/org/onlab/onos/openflow/drivers/impl/OFSwitchImplOVS13.java b/openflow/ctl/src/main/java/org/onlab/onos/openflow/drivers/impl/OFSwitchImplOVS13.java
index 289e90d..4be6fdf 100644
--- a/openflow/ctl/src/main/java/org/onlab/onos/openflow/drivers/impl/OFSwitchImplOVS13.java
+++ b/openflow/ctl/src/main/java/org/onlab/onos/openflow/drivers/impl/OFSwitchImplOVS13.java
@@ -1,3 +1,21 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
 package org.onlab.onos.openflow.drivers.impl;
 
 import java.util.ArrayList;
diff --git a/openflow/ctl/src/main/java/org/onlab/onos/openflow/drivers/impl/package-info.java b/openflow/ctl/src/main/java/org/onlab/onos/openflow/drivers/impl/package-info.java
index 6e65ea5..d262242 100644
--- a/openflow/ctl/src/main/java/org/onlab/onos/openflow/drivers/impl/package-info.java
+++ b/openflow/ctl/src/main/java/org/onlab/onos/openflow/drivers/impl/package-info.java
@@ -1,3 +1,22 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
 /**
  * OpenFlow base switch drivers implementations.
  */