- This is the method of object HttpServlerResponse. - Request is redirected to client (Browser), and it will process the new URL.- End User can see on which page, url is redirected.- In Nutshell, Processing done at client side. - This object can be accessed from HttpServletRequest. - Servlet will internally forward the request to another servlet or jsp page. - End user don’t know that which page is processed internally.- In Nutshell, Processing done at server side.