allianceauth/services/modules/mumble/templates/registered/mumble_service_ctrl.html

<tr>
    <td class="text-center">{{ service_name }}</td>
    <td class="text-center">{{ username }}</td>
    <td class="text-center"><a href="{{ service_url }}">{{ service_url }}</a></td>
    <td class="text-center">
        {% ifequal username "" %}
            <a href="{% url urls.auth_activate %}" title="Activate" class="btn btn-warning">
                <span class="glyphicon glyphicon-ok"></span>
            </a>
        {% else %}
            <a href="{% url urls.auth_set_password %}" title="Set Password" class="btn btn-warning">
                <span class="glyphicon glyphicon-pencil"></span>
            </a>
            <a href="{% url urls.auth_reset_password %}" title="Reset Password" class="btn btn-primary">
                <span class="glyphicon glyphicon-refresh"></span>
            </a>
            <a href="{% url urls.auth_deactivate %}" title="Deactivate" class="btn btn-danger">
                <span class="glyphicon glyphicon-remove"></span>
            </a>
            <a  href="{{ connect_url }}" class="btn btn-success" title="Connect">
                <span class="glyphicon glyphicon-arrow-right"></span>
            </a>
        {% endifequal %}
    </td>
</tr>