diff --git a/drivers/fujitsu/src/main/java/org/onosproject/drivers/fujitsu/cli/VoltEthLoopbackCommand.java b/drivers/fujitsu/src/main/java/org/onosproject/drivers/fujitsu/cli/VoltEthLoopbackCommand.java
index 8af49b7..d6f96d4 100644
--- a/drivers/fujitsu/src/main/java/org/onosproject/drivers/fujitsu/cli/VoltEthLoopbackCommand.java
+++ b/drivers/fujitsu/src/main/java/org/onosproject/drivers/fujitsu/cli/VoltEthLoopbackCommand.java
@@ -15,8 +15,9 @@
  */
 package org.onosproject.drivers.fujitsu.cli;
 
-import org.apache.karaf.shell.commands.Argument;
-import org.apache.karaf.shell.commands.Command;
+import org.apache.karaf.shell.api.action.Argument;
+import org.apache.karaf.shell.api.action.Command;
+import org.apache.karaf.shell.api.action.lifecycle.Service;
 import org.onosproject.cli.AbstractShellCommand;
 import org.onosproject.net.DeviceId;
 import org.onosproject.drivers.fujitsu.behaviour.VoltOnuOperConfig;
@@ -26,6 +27,7 @@
 /**
  * Operates/releases loopback on Ethernet port of an ONU in vOLT.
  */
+@Service
 @Command(scope = "onos", name = "volt-ethloopback",
         description = "Operates/releases loopback on Ethernet port of an ONU in vOLT")
 public class VoltEthLoopbackCommand extends AbstractShellCommand {
@@ -41,7 +43,7 @@
     private DeviceId deviceId;
 
     @Override
-    protected void execute() {
+    protected void doExecute() {
         DriverService service = get(DriverService.class);
         deviceId = DeviceId.deviceId(uri);
         DriverHandler h = service.createHandler(deviceId);
diff --git a/drivers/fujitsu/src/main/java/org/onosproject/drivers/fujitsu/cli/VoltGetAlertFilterCommand.java b/drivers/fujitsu/src/main/java/org/onosproject/drivers/fujitsu/cli/VoltGetAlertFilterCommand.java
index 1834413..0bd0dee 100644
--- a/drivers/fujitsu/src/main/java/org/onosproject/drivers/fujitsu/cli/VoltGetAlertFilterCommand.java
+++ b/drivers/fujitsu/src/main/java/org/onosproject/drivers/fujitsu/cli/VoltGetAlertFilterCommand.java
@@ -15,8 +15,9 @@
  */
 package org.onosproject.drivers.fujitsu.cli;
 
-import org.apache.karaf.shell.commands.Argument;
-import org.apache.karaf.shell.commands.Command;
+import org.apache.karaf.shell.api.action.Argument;
+import org.apache.karaf.shell.api.action.Command;
+import org.apache.karaf.shell.api.action.lifecycle.Service;
 import org.onosproject.cli.AbstractShellCommand;
 import org.onosproject.net.DeviceId;
 import org.onosproject.drivers.fujitsu.behaviour.VoltAlertConfig;
@@ -26,6 +27,7 @@
 /**
  * Gets alert filter severity level in vOLT.
  */
+@Service
 @Command(scope = "onos", name = "volt-notification-alertfilter",
         description = "Gets alert filter severity level in vOLT")
 public class VoltGetAlertFilterCommand extends AbstractShellCommand {
@@ -37,7 +39,7 @@
     private DeviceId deviceId;
 
     @Override
-    protected void execute() {
+    protected void doExecute() {
         DriverService service = get(DriverService.class);
         deviceId = DeviceId.deviceId(uri);
         DriverHandler h = service.createHandler(deviceId);
diff --git a/drivers/fujitsu/src/main/java/org/onosproject/drivers/fujitsu/cli/VoltGetAllCommand.java b/drivers/fujitsu/src/main/java/org/onosproject/drivers/fujitsu/cli/VoltGetAllCommand.java
index 59e6d26..3aa7b89 100644
--- a/drivers/fujitsu/src/main/java/org/onosproject/drivers/fujitsu/cli/VoltGetAllCommand.java
+++ b/drivers/fujitsu/src/main/java/org/onosproject/drivers/fujitsu/cli/VoltGetAllCommand.java
@@ -15,8 +15,9 @@
  */
 package org.onosproject.drivers.fujitsu.cli;
 
-import org.apache.karaf.shell.commands.Argument;
-import org.apache.karaf.shell.commands.Command;
+import org.apache.karaf.shell.api.action.Argument;
+import org.apache.karaf.shell.api.action.Command;
+import org.apache.karaf.shell.api.action.lifecycle.Service;
 import org.onosproject.cli.AbstractShellCommand;
 import org.onosproject.drivers.fujitsu.behaviour.VoltNeConfig;
 import org.onosproject.net.DeviceId;
@@ -26,6 +27,7 @@
 /**
  * Gets all available data in vOLT.
  */
+@Service
 @Command(scope = "onos", name = "volt-all",
         description = "Gets all available data in vOLT")
 public class VoltGetAllCommand extends AbstractShellCommand {
@@ -37,7 +39,7 @@
     private DeviceId deviceId;
 
     @Override
-    protected void execute() {
+    protected void doExecute() {
         DriverService service = get(DriverService.class);
         deviceId = DeviceId.deviceId(uri);
         DriverHandler h = service.createHandler(deviceId);
diff --git a/drivers/fujitsu/src/main/java/org/onosproject/drivers/fujitsu/cli/VoltGetNniLinksCommand.java b/drivers/fujitsu/src/main/java/org/onosproject/drivers/fujitsu/cli/VoltGetNniLinksCommand.java
index 2a4e989..9c10695 100644
--- a/drivers/fujitsu/src/main/java/org/onosproject/drivers/fujitsu/cli/VoltGetNniLinksCommand.java
+++ b/drivers/fujitsu/src/main/java/org/onosproject/drivers/fujitsu/cli/VoltGetNniLinksCommand.java
@@ -15,8 +15,9 @@
  */
 package org.onosproject.drivers.fujitsu.cli;
 
-import org.apache.karaf.shell.commands.Argument;
-import org.apache.karaf.shell.commands.Command;
+import org.apache.karaf.shell.api.action.Argument;
+import org.apache.karaf.shell.api.action.Command;
+import org.apache.karaf.shell.api.action.lifecycle.Service;
 import org.onosproject.cli.AbstractShellCommand;
 import org.onosproject.net.DeviceId;
 import org.onosproject.drivers.fujitsu.behaviour.VoltNniLinkConfig;
@@ -26,6 +27,7 @@
 /**
  * Gets NNI links in vOLT.
  */
+@Service
 @Command(scope = "onos", name = "volt-nnilinks",
         description = "Gets NNI links in vOLT")
 public class VoltGetNniLinksCommand extends AbstractShellCommand {
@@ -41,7 +43,7 @@
     private DeviceId deviceId;
 
     @Override
-    protected void execute() {
+    protected void doExecute() {
         DriverService service = get(DriverService.class);
         deviceId = DeviceId.deviceId(uri);
         DriverHandler h = service.createHandler(deviceId);
diff --git a/drivers/fujitsu/src/main/java/org/onosproject/drivers/fujitsu/cli/VoltGetOnuStatsCommand.java b/drivers/fujitsu/src/main/java/org/onosproject/drivers/fujitsu/cli/VoltGetOnuStatsCommand.java
index 62ae3e5..8f2a83c 100644
--- a/drivers/fujitsu/src/main/java/org/onosproject/drivers/fujitsu/cli/VoltGetOnuStatsCommand.java
+++ b/drivers/fujitsu/src/main/java/org/onosproject/drivers/fujitsu/cli/VoltGetOnuStatsCommand.java
@@ -15,8 +15,9 @@
  */
 package org.onosproject.drivers.fujitsu.cli;
 
-import org.apache.karaf.shell.commands.Argument;
-import org.apache.karaf.shell.commands.Command;
+import org.apache.karaf.shell.api.action.Argument;
+import org.apache.karaf.shell.api.action.Command;
+import org.apache.karaf.shell.api.action.lifecycle.Service;
 import org.onosproject.cli.AbstractShellCommand;
 import org.onosproject.net.DeviceId;
 import org.onosproject.drivers.fujitsu.behaviour.VoltOnuConfig;
@@ -26,6 +27,7 @@
 /**
  * Gets ONU statistics in vOLT.
  */
+@Service
 @Command(scope = "onos", name = "volt-onustats",
         description = "Gets ONU statistics in vOLT")
 public class VoltGetOnuStatsCommand extends AbstractShellCommand {
@@ -41,7 +43,7 @@
     private DeviceId deviceId;
 
     @Override
-    protected void execute() {
+    protected void doExecute() {
         DriverService service = get(DriverService.class);
         deviceId = DeviceId.deviceId(uri);
         DriverHandler h = service.createHandler(deviceId);
diff --git a/drivers/fujitsu/src/main/java/org/onosproject/drivers/fujitsu/cli/VoltGetOnusCommand.java b/drivers/fujitsu/src/main/java/org/onosproject/drivers/fujitsu/cli/VoltGetOnusCommand.java
index a5eaa2d..6677d5e 100644
--- a/drivers/fujitsu/src/main/java/org/onosproject/drivers/fujitsu/cli/VoltGetOnusCommand.java
+++ b/drivers/fujitsu/src/main/java/org/onosproject/drivers/fujitsu/cli/VoltGetOnusCommand.java
@@ -15,8 +15,9 @@
  */
 package org.onosproject.drivers.fujitsu.cli;
 
-import org.apache.karaf.shell.commands.Argument;
-import org.apache.karaf.shell.commands.Command;
+import org.apache.karaf.shell.api.action.Argument;
+import org.apache.karaf.shell.api.action.Command;
+import org.apache.karaf.shell.api.action.lifecycle.Service;
 import org.onosproject.cli.AbstractShellCommand;
 import org.onosproject.net.DeviceId;
 import org.onosproject.drivers.fujitsu.behaviour.VoltOnuConfig;
@@ -26,6 +27,7 @@
 /**
  * Gets ONUs available in vOLT.
  */
+@Service
 @Command(scope = "onos", name = "volt-onus",
         description = "Gets ONUs available in vOLT")
 public class VoltGetOnusCommand extends AbstractShellCommand {
@@ -41,7 +43,7 @@
     private DeviceId deviceId;
 
     @Override
-    protected void execute() {
+    protected void doExecute() {
         DriverService service = get(DriverService.class);
         deviceId = DeviceId.deviceId(uri);
         DriverHandler h = service.createHandler(deviceId);
diff --git a/drivers/fujitsu/src/main/java/org/onosproject/drivers/fujitsu/cli/VoltGetPonLinksCommand.java b/drivers/fujitsu/src/main/java/org/onosproject/drivers/fujitsu/cli/VoltGetPonLinksCommand.java
index a45caad..743f574 100644
--- a/drivers/fujitsu/src/main/java/org/onosproject/drivers/fujitsu/cli/VoltGetPonLinksCommand.java
+++ b/drivers/fujitsu/src/main/java/org/onosproject/drivers/fujitsu/cli/VoltGetPonLinksCommand.java
@@ -15,8 +15,9 @@
  */
 package org.onosproject.drivers.fujitsu.cli;
 
-import org.apache.karaf.shell.commands.Argument;
-import org.apache.karaf.shell.commands.Command;
+import org.apache.karaf.shell.api.action.Argument;
+import org.apache.karaf.shell.api.action.Command;
+import org.apache.karaf.shell.api.action.lifecycle.Service;
 import org.onosproject.cli.AbstractShellCommand;
 import org.onosproject.net.DeviceId;
 import org.onosproject.drivers.fujitsu.behaviour.VoltPonLinkConfig;
@@ -26,6 +27,7 @@
 /**
  * Gets PON links in vOLT.
  */
+@Service
 @Command(scope = "onos", name = "volt-ponlinks",
         description = "Gets PON links in vOLT")
 public class VoltGetPonLinksCommand extends AbstractShellCommand {
@@ -41,7 +43,7 @@
     private DeviceId deviceId;
 
     @Override
-    protected void execute() {
+    protected void doExecute() {
         DriverService service = get(DriverService.class);
         deviceId = DeviceId.deviceId(uri);
         DriverHandler h = service.createHandler(deviceId);
diff --git a/drivers/fujitsu/src/main/java/org/onosproject/drivers/fujitsu/cli/VoltOndemandFwdlCommand.java b/drivers/fujitsu/src/main/java/org/onosproject/drivers/fujitsu/cli/VoltOndemandFwdlCommand.java
index fa79f11..4bc17a5 100644
--- a/drivers/fujitsu/src/main/java/org/onosproject/drivers/fujitsu/cli/VoltOndemandFwdlCommand.java
+++ b/drivers/fujitsu/src/main/java/org/onosproject/drivers/fujitsu/cli/VoltOndemandFwdlCommand.java
@@ -15,8 +15,9 @@
  */
 package org.onosproject.drivers.fujitsu.cli;
 
-import org.apache.karaf.shell.commands.Argument;
-import org.apache.karaf.shell.commands.Command;
+import org.apache.karaf.shell.api.action.Argument;
+import org.apache.karaf.shell.api.action.Command;
+import org.apache.karaf.shell.api.action.lifecycle.Service;
 import org.onosproject.cli.AbstractShellCommand;
 import org.onosproject.drivers.fujitsu.behaviour.VoltFwdlConfig;
 import org.onosproject.net.DeviceId;
@@ -26,6 +27,7 @@
 /**
  * Requests manual firmware upgrade on a list of ONUs in vOLT.
  */
+@Service
 @Command(scope = "onos", name = "volt-ondemandfwdl",
         description = "Requests manual firmware upgrade on a list of ONUs in vOLT")
 public class VoltOndemandFwdlCommand extends AbstractShellCommand {
@@ -42,7 +44,7 @@
     private DeviceId deviceId;
 
     @Override
-    protected void execute() {
+    protected void doExecute() {
         DriverService service = get(DriverService.class);
         deviceId = DeviceId.deviceId(uri);
         DriverHandler h = service.createHandler(deviceId);
diff --git a/drivers/fujitsu/src/main/java/org/onosproject/drivers/fujitsu/cli/VoltRebootOnuCommand.java b/drivers/fujitsu/src/main/java/org/onosproject/drivers/fujitsu/cli/VoltRebootOnuCommand.java
index d9d7e68..92a2c64 100644
--- a/drivers/fujitsu/src/main/java/org/onosproject/drivers/fujitsu/cli/VoltRebootOnuCommand.java
+++ b/drivers/fujitsu/src/main/java/org/onosproject/drivers/fujitsu/cli/VoltRebootOnuCommand.java
@@ -15,8 +15,9 @@
  */
 package org.onosproject.drivers.fujitsu.cli;
 
-import org.apache.karaf.shell.commands.Argument;
-import org.apache.karaf.shell.commands.Command;
+import org.apache.karaf.shell.api.action.Argument;
+import org.apache.karaf.shell.api.action.Command;
+import org.apache.karaf.shell.api.action.lifecycle.Service;
 import org.onosproject.cli.AbstractShellCommand;
 import org.onosproject.net.DeviceId;
 import org.onosproject.drivers.fujitsu.behaviour.VoltOnuOperConfig;
@@ -26,6 +27,7 @@
 /**
  * Reboots an ONU in vOLT.
  */
+@Service
 @Command(scope = "onos", name = "volt-rebootonu",
         description = "Reboots an ONU in vOLT")
 public class VoltRebootOnuCommand extends AbstractShellCommand {
@@ -41,7 +43,7 @@
     private DeviceId deviceId;
 
     @Override
-    protected void execute() {
+    protected void doExecute() {
         DriverService service = get(DriverService.class);
         deviceId = DeviceId.deviceId(uri);
         DriverHandler h = service.createHandler(deviceId);
diff --git a/drivers/fujitsu/src/main/java/org/onosproject/drivers/fujitsu/cli/VoltSetAlertFilterCommand.java b/drivers/fujitsu/src/main/java/org/onosproject/drivers/fujitsu/cli/VoltSetAlertFilterCommand.java
index a9079d3..91c51a6 100644
--- a/drivers/fujitsu/src/main/java/org/onosproject/drivers/fujitsu/cli/VoltSetAlertFilterCommand.java
+++ b/drivers/fujitsu/src/main/java/org/onosproject/drivers/fujitsu/cli/VoltSetAlertFilterCommand.java
@@ -15,8 +15,9 @@
  */
 package org.onosproject.drivers.fujitsu.cli;
 
-import org.apache.karaf.shell.commands.Argument;
-import org.apache.karaf.shell.commands.Command;
+import org.apache.karaf.shell.api.action.Argument;
+import org.apache.karaf.shell.api.action.Command;
+import org.apache.karaf.shell.api.action.lifecycle.Service;
 import org.onosproject.cli.AbstractShellCommand;
 import org.onosproject.net.DeviceId;
 import org.onosproject.drivers.fujitsu.behaviour.VoltAlertConfig;
@@ -26,6 +27,7 @@
 /**
  * Sets alert filter severity level in vOLT.
  */
+@Service
 @Command(scope = "onos", name = "volt-notification-setalertfilter",
         description = "Sets alert filter severity level in vOLT")
 public class VoltSetAlertFilterCommand extends AbstractShellCommand {
@@ -41,7 +43,7 @@
     private DeviceId deviceId;
 
     @Override
-    protected void execute() {
+    protected void doExecute() {
         DriverService service = get(DriverService.class);
         deviceId = DeviceId.deviceId(uri);
         DriverHandler h = service.createHandler(deviceId);
diff --git a/drivers/fujitsu/src/main/java/org/onosproject/drivers/fujitsu/cli/VoltSetNniLinkCommand.java b/drivers/fujitsu/src/main/java/org/onosproject/drivers/fujitsu/cli/VoltSetNniLinkCommand.java
index ff45fd8..dfeb6de 100644
--- a/drivers/fujitsu/src/main/java/org/onosproject/drivers/fujitsu/cli/VoltSetNniLinkCommand.java
+++ b/drivers/fujitsu/src/main/java/org/onosproject/drivers/fujitsu/cli/VoltSetNniLinkCommand.java
@@ -15,8 +15,9 @@
  */
 package org.onosproject.drivers.fujitsu.cli;
 
-import org.apache.karaf.shell.commands.Argument;
-import org.apache.karaf.shell.commands.Command;
+import org.apache.karaf.shell.api.action.Argument;
+import org.apache.karaf.shell.api.action.Command;
+import org.apache.karaf.shell.api.action.lifecycle.Service;
 import org.onosproject.cli.AbstractShellCommand;
 import org.onosproject.net.DeviceId;
 import org.onosproject.drivers.fujitsu.behaviour.VoltNniLinkConfig;
@@ -26,6 +27,7 @@
 /**
  * Sets a parameter of a NNI link in vOLT.
  */
+@Service
 @Command(scope = "onos", name = "volt-setnnilink",
         description = "Sets a parameter of a NNI link in vOLT")
 public class VoltSetNniLinkCommand extends AbstractShellCommand {
@@ -41,7 +43,7 @@
     private DeviceId deviceId;
 
     @Override
-    protected void execute() {
+    protected void doExecute() {
         DriverService service = get(DriverService.class);
         deviceId = DeviceId.deviceId(uri);
         DriverHandler h = service.createHandler(deviceId);
diff --git a/drivers/fujitsu/src/main/java/org/onosproject/drivers/fujitsu/cli/VoltSetOnuCommand.java b/drivers/fujitsu/src/main/java/org/onosproject/drivers/fujitsu/cli/VoltSetOnuCommand.java
index 6c76986..506d344 100644
--- a/drivers/fujitsu/src/main/java/org/onosproject/drivers/fujitsu/cli/VoltSetOnuCommand.java
+++ b/drivers/fujitsu/src/main/java/org/onosproject/drivers/fujitsu/cli/VoltSetOnuCommand.java
@@ -15,8 +15,9 @@
  */
 package org.onosproject.drivers.fujitsu.cli;
 
-import org.apache.karaf.shell.commands.Argument;
-import org.apache.karaf.shell.commands.Command;
+import org.apache.karaf.shell.api.action.Argument;
+import org.apache.karaf.shell.api.action.Command;
+import org.apache.karaf.shell.api.action.lifecycle.Service;
 import org.onosproject.cli.AbstractShellCommand;
 import org.onosproject.net.DeviceId;
 import org.onosproject.drivers.fujitsu.behaviour.VoltOnuConfig;
@@ -26,6 +27,7 @@
 /**
  * Sets a parameter value of an ONU in vOLT.
  */
+@Service
 @Command(scope = "onos", name = "volt-setonu",
         description = "Sets a parameter value of an ONU in vOLT")
 public class VoltSetOnuCommand extends AbstractShellCommand {
@@ -41,7 +43,7 @@
     private DeviceId deviceId;
 
     @Override
-    protected void execute() {
+    protected void doExecute() {
         DriverService service = get(DriverService.class);
         deviceId = DeviceId.deviceId(uri);
         DriverHandler h = service.createHandler(deviceId);
diff --git a/drivers/fujitsu/src/main/java/org/onosproject/drivers/fujitsu/cli/VoltSetPonLinkCommand.java b/drivers/fujitsu/src/main/java/org/onosproject/drivers/fujitsu/cli/VoltSetPonLinkCommand.java
index c402d15..c5b7252 100644
--- a/drivers/fujitsu/src/main/java/org/onosproject/drivers/fujitsu/cli/VoltSetPonLinkCommand.java
+++ b/drivers/fujitsu/src/main/java/org/onosproject/drivers/fujitsu/cli/VoltSetPonLinkCommand.java
@@ -15,8 +15,9 @@
  */
 package org.onosproject.drivers.fujitsu.cli;
 
-import org.apache.karaf.shell.commands.Argument;
-import org.apache.karaf.shell.commands.Command;
+import org.apache.karaf.shell.api.action.Argument;
+import org.apache.karaf.shell.api.action.Command;
+import org.apache.karaf.shell.api.action.lifecycle.Service;
 import org.onosproject.cli.AbstractShellCommand;
 import org.onosproject.net.DeviceId;
 import org.onosproject.drivers.fujitsu.behaviour.VoltPonLinkConfig;
@@ -26,6 +27,7 @@
 /**
  * Sets a parameter of a PON link in vOLT.
  */
+@Service
 @Command(scope = "onos", name = "volt-setponlink",
         description = "Sets a parameter of a PON link in vOLT")
 public class VoltSetPonLinkCommand extends AbstractShellCommand {
@@ -41,7 +43,7 @@
     private DeviceId deviceId;
 
     @Override
-    protected void execute() {
+    protected void doExecute() {
         DriverService service = get(DriverService.class);
         deviceId = DeviceId.deviceId(uri);
         DriverHandler h = service.createHandler(deviceId);
diff --git a/drivers/fujitsu/src/main/java/org/onosproject/drivers/fujitsu/cli/VoltSubscribeCommand.java b/drivers/fujitsu/src/main/java/org/onosproject/drivers/fujitsu/cli/VoltSubscribeCommand.java
index 4f222dc..0756e1f 100644
--- a/drivers/fujitsu/src/main/java/org/onosproject/drivers/fujitsu/cli/VoltSubscribeCommand.java
+++ b/drivers/fujitsu/src/main/java/org/onosproject/drivers/fujitsu/cli/VoltSubscribeCommand.java
@@ -15,8 +15,9 @@
  */
 package org.onosproject.drivers.fujitsu.cli;
 
-import org.apache.karaf.shell.commands.Argument;
-import org.apache.karaf.shell.commands.Command;
+import org.apache.karaf.shell.api.action.Argument;
+import org.apache.karaf.shell.api.action.Command;
+import org.apache.karaf.shell.api.action.lifecycle.Service;
 import org.onosproject.cli.AbstractShellCommand;
 import org.onosproject.net.DeviceId;
 import org.onosproject.drivers.fujitsu.behaviour.VoltAlertConfig;
@@ -26,6 +27,7 @@
 /**
  * Subscribes to receive notifications of vOLT or unsubscribes.
  */
+@Service
 @Command(scope = "onos", name = "volt-notification-subscribe",
         description = "Subscribes to receive notifications of vOLT")
 public class VoltSubscribeCommand extends AbstractShellCommand {
@@ -41,7 +43,7 @@
     private DeviceId deviceId;
 
     @Override
-    protected void execute() {
+    protected void doExecute() {
         DriverService service = get(DriverService.class);
         deviceId = DeviceId.deviceId(uri);
         DriverHandler h = service.createHandler(deviceId);