cli/src/main/resources/OSGI-INF/blueprint/shell-config.xml

<blueprint xmlns="http://www.osgi.org/xmlns/blueprint/v1.0.0">

    <command-bundle xmlns="http://karaf.apache.org/xmlns/shell/v1.1.0">
        <command>
            <action class="org.onlab.onos.cli.GreetCommand"/>
            <completers>
                <ref component-id="nameCompleter"/>
            </completers>
        </command>
    </command-bundle>

    <bean id="nameCompleter" class="org.onlab.onos.cli.NameCompleter"/>

</blueprint>