diff --git a/apps/cfm/nbi/src/main/java/org/onosproject/cfm/cli/CfmMaAddCommand.java b/apps/cfm/nbi/src/main/java/org/onosproject/cfm/cli/CfmMaAddCommand.java
index 1fec9f3..67deccf 100644
--- a/apps/cfm/nbi/src/main/java/org/onosproject/cfm/cli/CfmMaAddCommand.java
+++ b/apps/cfm/nbi/src/main/java/org/onosproject/cfm/cli/CfmMaAddCommand.java
@@ -15,8 +15,8 @@
  */
 package org.onosproject.cfm.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.onlab.packet.VlanId;
 import org.onosproject.cli.AbstractShellCommand;
 import org.onosproject.incubator.net.l2monitoring.cfm.Component;
@@ -86,7 +86,7 @@
     private String[] rmepArray = null;
 
     @Override
-    protected void execute() {
+    protected void doExecute() {
         CfmMdService service = get(CfmMdService.class);
 
         String[] mdNameParts = mdName.split("[()]");
diff --git a/apps/cfm/nbi/src/main/java/org/onosproject/cfm/cli/CfmMaDeleteCommand.java b/apps/cfm/nbi/src/main/java/org/onosproject/cfm/cli/CfmMaDeleteCommand.java
index b28a35e..493e064 100644
--- a/apps/cfm/nbi/src/main/java/org/onosproject/cfm/cli/CfmMaDeleteCommand.java
+++ b/apps/cfm/nbi/src/main/java/org/onosproject/cfm/cli/CfmMaDeleteCommand.java
@@ -15,8 +15,8 @@
  */
 package org.onosproject.cfm.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.onosproject.cli.AbstractShellCommand;
 import org.onosproject.incubator.net.l2monitoring.cfm.identifier.MaIdShort;
 import org.onosproject.incubator.net.l2monitoring.cfm.identifier.MdId;
@@ -38,7 +38,7 @@
     private String name = null;
 
     @Override
-    protected void execute() {
+    protected void doExecute() {
         CfmMdService service = get(CfmMdService.class);
 
         String[] nameParts = name.split("[()]");
diff --git a/apps/cfm/nbi/src/main/java/org/onosproject/cfm/cli/CfmMdAddCommand.java b/apps/cfm/nbi/src/main/java/org/onosproject/cfm/cli/CfmMdAddCommand.java
index c73fff3..a166a39 100644
--- a/apps/cfm/nbi/src/main/java/org/onosproject/cfm/cli/CfmMdAddCommand.java
+++ b/apps/cfm/nbi/src/main/java/org/onosproject/cfm/cli/CfmMdAddCommand.java
@@ -15,8 +15,8 @@
  */
 package org.onosproject.cfm.cli;
 
-import org.apache.karaf.shell.commands.Command;
-import org.apache.karaf.shell.commands.Argument;
+import org.apache.karaf.shell.api.action.Command;
+import org.apache.karaf.shell.api.action.Argument;
 import org.onosproject.cli.AbstractShellCommand;
 import org.onosproject.incubator.net.l2monitoring.cfm.DefaultMaintenanceDomain;
 import org.onosproject.incubator.net.l2monitoring.cfm.MaintenanceDomain;
@@ -52,7 +52,7 @@
     private Short numericId = null;
 
     @Override
-    protected void execute() {
+    protected void doExecute() {
         CfmMdService service = get(CfmMdService.class);
         MdId mdId = CfmMdListMdCommand.parseMdName(name + "(" + nameType + ")");
 
diff --git a/apps/cfm/nbi/src/main/java/org/onosproject/cfm/cli/CfmMdDeleteCommand.java b/apps/cfm/nbi/src/main/java/org/onosproject/cfm/cli/CfmMdDeleteCommand.java
index 85f47eb..8b68bc7 100644
--- a/apps/cfm/nbi/src/main/java/org/onosproject/cfm/cli/CfmMdDeleteCommand.java
+++ b/apps/cfm/nbi/src/main/java/org/onosproject/cfm/cli/CfmMdDeleteCommand.java
@@ -15,8 +15,8 @@
  */
 package org.onosproject.cfm.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.onosproject.cli.AbstractShellCommand;
 import org.onosproject.incubator.net.l2monitoring.cfm.identifier.MdId;
 import org.onosproject.incubator.net.l2monitoring.cfm.service.CfmConfigException;
@@ -35,7 +35,7 @@
     private String name = null;
 
     @Override
-    protected void execute() {
+    protected void doExecute() {
         CfmMdService service = get(CfmMdService.class);
 
         String[] nameParts = name.split("[()]");
diff --git a/apps/cfm/nbi/src/main/java/org/onosproject/cfm/cli/CfmMdListMdCommand.java b/apps/cfm/nbi/src/main/java/org/onosproject/cfm/cli/CfmMdListMdCommand.java
index 7965113..245f3d3 100644
--- a/apps/cfm/nbi/src/main/java/org/onosproject/cfm/cli/CfmMdListMdCommand.java
+++ b/apps/cfm/nbi/src/main/java/org/onosproject/cfm/cli/CfmMdListMdCommand.java
@@ -15,8 +15,8 @@
  */
 package org.onosproject.cfm.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.onosproject.cli.AbstractShellCommand;
 import org.onosproject.incubator.net.l2monitoring.cfm.MaintenanceAssociation;
 import org.onosproject.incubator.net.l2monitoring.cfm.MaintenanceDomain;
@@ -36,7 +36,7 @@
     private String name = null;
 
     @Override
-    protected void execute() {
+    protected void doExecute() {
         CfmMdService service;
         service = get(CfmMdService.class);
 
diff --git a/apps/cfm/nbi/src/main/java/org/onosproject/cfm/cli/CfmMepListCommand.java b/apps/cfm/nbi/src/main/java/org/onosproject/cfm/cli/CfmMepListCommand.java
index 55ed5ef..b36d7dc 100644
--- a/apps/cfm/nbi/src/main/java/org/onosproject/cfm/cli/CfmMepListCommand.java
+++ b/apps/cfm/nbi/src/main/java/org/onosproject/cfm/cli/CfmMepListCommand.java
@@ -15,8 +15,8 @@
  */
 package org.onosproject.cfm.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.onosproject.cli.AbstractShellCommand;
 import org.onosproject.incubator.net.l2monitoring.cfm.MepEntry;
 import org.onosproject.incubator.net.l2monitoring.cfm.identifier.MaIdShort;
@@ -50,7 +50,7 @@
     private String mepStr = null;
 
     @Override
-    protected void execute() {
+    protected void doExecute() {
         CfmMepService mepService = get(CfmMepService.class);
         CfmMdService mdService = get(CfmMdService.class);
 
diff --git a/apps/cfm/nbi/src/main/java/org/onosproject/cfm/cli/CfmMepListDeviceCommand.java b/apps/cfm/nbi/src/main/java/org/onosproject/cfm/cli/CfmMepListDeviceCommand.java
index 5067cc1..e263214 100644
--- a/apps/cfm/nbi/src/main/java/org/onosproject/cfm/cli/CfmMepListDeviceCommand.java
+++ b/apps/cfm/nbi/src/main/java/org/onosproject/cfm/cli/CfmMepListDeviceCommand.java
@@ -15,8 +15,8 @@
  */
 package org.onosproject.cfm.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.onosproject.cli.AbstractShellCommand;
 import org.onosproject.incubator.net.l2monitoring.cfm.Mep;
 import org.onosproject.incubator.net.l2monitoring.cfm.service.CfmConfigException;
@@ -35,7 +35,7 @@
     private String deviceStr = null;
 
     @Override
-    protected void execute() {
+    protected void doExecute() {
         CfmMepService mepService = get(CfmMepService.class);
         if (deviceStr != null) {
             DeviceId deviceId = DeviceId.deviceId(deviceStr);
diff --git a/apps/cfm/nbi/src/main/java/org/onosproject/cfm/cli/completer/CfmDeviceIdCompleter.java b/apps/cfm/nbi/src/main/java/org/onosproject/cfm/cli/completer/CfmDeviceIdCompleter.java
index 6e2e29f..aab96bd 100644
--- a/apps/cfm/nbi/src/main/java/org/onosproject/cfm/cli/completer/CfmDeviceIdCompleter.java
+++ b/apps/cfm/nbi/src/main/java/org/onosproject/cfm/cli/completer/CfmDeviceIdCompleter.java
@@ -15,8 +15,11 @@
  */
 package org.onosproject.cfm.cli.completer;
 
-import org.apache.karaf.shell.console.Completer;
-import org.apache.karaf.shell.console.completer.StringsCompleter;
+import org.apache.karaf.shell.api.action.lifecycle.Service;
+import org.apache.karaf.shell.api.console.CommandLine;
+import org.apache.karaf.shell.api.console.Completer;
+import org.apache.karaf.shell.api.console.Session;
+import org.apache.karaf.shell.support.completers.StringsCompleter;
 import org.onosproject.cli.AbstractShellCommand;
 import org.onosproject.incubator.net.l2monitoring.cfm.service.CfmMepProgrammable;
 import org.onosproject.net.Device;
@@ -29,9 +32,10 @@
 /**
  * CLI completer for Devices that support Meps.
  */
+@Service
 public class CfmDeviceIdCompleter implements Completer {
     @Override
-    public int complete(String buffer, int cursor, List<String> candidates) {
+    public int complete(Session session, CommandLine commandLine, List<String> candidates) {
         // Delegate string completer
         StringsCompleter delegate = new StringsCompleter();
 
@@ -47,6 +51,6 @@
         }
 
         // Now let the completer do the work for figuring out what to offer.
-        return delegate.complete(buffer, cursor, candidates);
+        return delegate.complete(session, commandLine, candidates);
     }
 }
diff --git a/apps/cfm/nbi/src/main/java/org/onosproject/cfm/cli/completer/CfmMaNameTypeCompleter.java b/apps/cfm/nbi/src/main/java/org/onosproject/cfm/cli/completer/CfmMaNameTypeCompleter.java
index d59a5c8..fc13b26 100644
--- a/apps/cfm/nbi/src/main/java/org/onosproject/cfm/cli/completer/CfmMaNameTypeCompleter.java
+++ b/apps/cfm/nbi/src/main/java/org/onosproject/cfm/cli/completer/CfmMaNameTypeCompleter.java
@@ -15,8 +15,11 @@
  */
 package org.onosproject.cfm.cli.completer;
 
-import org.apache.karaf.shell.console.Completer;
-import org.apache.karaf.shell.console.completer.StringsCompleter;
+import org.apache.karaf.shell.api.action.lifecycle.Service;
+import org.apache.karaf.shell.api.console.CommandLine;
+import org.apache.karaf.shell.api.console.Completer;
+import org.apache.karaf.shell.api.console.Session;
+import org.apache.karaf.shell.support.completers.StringsCompleter;
 import org.onosproject.incubator.net.l2monitoring.cfm.identifier.MaIdShort;
 
 import java.util.List;
@@ -25,9 +28,10 @@
 /**
  * CLI completer for MA name type creation.
  */
+@Service
 public class CfmMaNameTypeCompleter implements Completer {
     @Override
-    public int complete(String buffer, int cursor, List<String> candidates) {
+    public int complete(Session session, CommandLine commandLine, List<String> candidates) {
         // Delegate string completer
         StringsCompleter delegate = new StringsCompleter();
         SortedSet<String> strings = delegate.getStrings();
@@ -37,7 +41,7 @@
         }
 
         // Now let the completer do the work for figuring out what to offer.
-        return delegate.complete(buffer, cursor, candidates);
+        return delegate.complete(session, commandLine, candidates);
     }
 
 }
diff --git a/apps/cfm/nbi/src/main/java/org/onosproject/cfm/cli/completer/CfmMdNameTypeCompleter.java b/apps/cfm/nbi/src/main/java/org/onosproject/cfm/cli/completer/CfmMdNameTypeCompleter.java
index 6e24fc7..659d537 100644
--- a/apps/cfm/nbi/src/main/java/org/onosproject/cfm/cli/completer/CfmMdNameTypeCompleter.java
+++ b/apps/cfm/nbi/src/main/java/org/onosproject/cfm/cli/completer/CfmMdNameTypeCompleter.java
@@ -15,8 +15,11 @@
  */
 package org.onosproject.cfm.cli.completer;
 
-import org.apache.karaf.shell.console.Completer;
-import org.apache.karaf.shell.console.completer.StringsCompleter;
+import org.apache.karaf.shell.api.action.lifecycle.Service;
+import org.apache.karaf.shell.api.console.CommandLine;
+import org.apache.karaf.shell.api.console.Completer;
+import org.apache.karaf.shell.api.console.Session;
+import org.apache.karaf.shell.support.completers.StringsCompleter;
 import org.onosproject.incubator.net.l2monitoring.cfm.identifier.MdId;
 
 import java.util.List;
@@ -25,9 +28,10 @@
 /**
  * CLI completer for MD Name Type creation.
  */
+@Service
 public class CfmMdNameTypeCompleter implements Completer {
     @Override
-    public int complete(String buffer, int cursor, List<String> candidates) {
+    public int complete(Session session, CommandLine commandLine, List<String> candidates) {
         // Delegate string completer
         StringsCompleter delegate = new StringsCompleter();
         SortedSet<String> strings = delegate.getStrings();
@@ -37,7 +41,7 @@
         }
 
         // Now let the completer do the work for figuring out what to offer.
-        return delegate.complete(buffer, cursor, candidates);
+        return delegate.complete(session, commandLine, candidates);
     }
 
 }