Páginas JSF

Estou com uma dificuldade ....  estou tentando integrar minha página de login na minha aplicação, porém

<filter>
	<filter-name>MyFacesExtensionsFilter</filter-name>
	<filter-class>org.apache.myfaces.webapp.filter.ExtensionsFilter</filter-class>
	<init-param>
    	<param-name>maxFileSize</param-name>
    	<param-value>20m</param-value>
	</init-param>
</filter>

<filter>
    <filter-name>extensionsFilter</filter-name>
    <filter-class>org.apache.myfaces.component.html.util.ExtensionsFilter</filter-class>
    <init-param>
        <param-name>uploadMaxFileSize</param-name>
        <param-value>100m</param-value>
    </init-param>
    <init-param>
        <param-name>uploadThresholdSize</param-name>
        <param-value>100k</param-value>
    </init-param>
</filter>

<filter-mapping>
    <filter-name>extensionsFilter</filter-name>
    <url-pattern>*.jsf</url-pattern>
</filter-mapping>

<filter-mapping>
   <filter-name>MyFacesExtensionsFilter</filter-name>
   <servlet-name>Faces Servlet</servlet-name>
</filter-mapping>

<filter-mapping>
      <filter-name>MyFacesExtensionsFilter</filter-name>
      <url-pattern>/faces/myFacesExtensionResource/*</url-pattern>
 </filter-mapping>

 <servlet>
    <servlet-name>Faces Servlet</servlet-name>
    <servlet-class>javax.faces.webapp.FacesServlet</servlet-class>
    <load-on-startup>1</load-on-startup>
</servlet>

<servlet-mapping>
    <servlet-name>Faces Servlet</servlet-name>
    <url-pattern>*.jsf</url-pattern>
</servlet-mapping>

<welcome-file-list>
  <welcome-file>login.html</welcome-file>
  <welcome-file>login.htm</welcome-file>
  <welcome-file>login.jsp</welcome-file>
  <welcome-file>login.jsf</welcome-file>
</welcome-file-list>

<h:commandButton action="#{login.efetuarLogin}" value="Login"></h:commandButton>
         </h:form>	
      </f:view>
   </body>