search for: 20sipredirect

Hi all, I want to build a central call diverter via asterisk (http://www.voip-info.org/tiki-index.php?page=Asterisk%20cmd%20SIPredirect). Calls would come in via SIP from Cisco Callmanager Asterisk would do some searching an diverts the call to an extension, which is also located at Callmanager. When like to use >>sipredirect<< Asterisk complains "No application 'SIPRedirect' for extension (default, 3333, 1...